EV vs. Gas in Texas 2026: Cheap ERCOT Electricity Beats $3.18/gal Gas — Here's by How Much (Houston/Dallas Cases)

Section 1 — 2026 Texas EV vs. Gas Decision: Four 2026 Lone Star Pain Points

If you're shopping for a new 2026 vehicle in Texas and going back and forth between electric and gas, you're not alone. The 2026 Q2 Texas Automobile Dealers Association (TADA) New Vehicle Market Report found that 53% of Texas new-vehicle shoppers are cross-shopping a BEV or PHEV against a gas or hybrid model — 8 percentage points below the national average, but up 19 points from 2024 — because the Texas market is caught in a weird three-way tug-of-war between (a) the cheapest residential electricity in the US outside the Pacific Northwest, (b) some of the cheapest regular unleaded gas in the contiguous United States, and (c) a very limited set of state-level EV incentives that pale next to California, Colorado, or New Jersey. Every single 2026 Texas shopper is staring at the same four 2026-specific decision points. First is the sticker-price gap: the 2026 average Texas new-gas-vehicle transaction price is $46,310 per Edmunds TX market data, while the average new BEV is $51,065, a $4,755 premium that has shrunk by $10,100 since 2023 but still stings first-time buyers and pickup-truck shoppers who are used to F-150 and Silverado rebates. (Edmunds, 2026) Second is the weight of the Fed's 4.25–4.50% federal funds rate after six consecutive pauses through June 2026 (federalreserve.gov) on top of the post-2021 still-elevated Texas auto insurance market: BLS CPI Dallas-Fort Worth and Houston MSA auto insurance up 16.2% YoY 2025 + 5.4% H1 2026, with the BEV insurance penalty running 17% to 25% higher than equivalent gas cars per the 2026 Texas Department of Insurance Rate Filing Snapshot — that penalty is WORSE than the national 15.3% because of the hailstorm and tornado exposure in DFW, Houston, and Central Texas. Third is the incentive stack: the IRA §30D federal $7,500 point-of-sale credit (which Texas buyers get on qualifying North America-assembled cars, same as every other state) but NO matching Texas state EV purchase rebate (the Texas Legislature declined to fund a state EV incentive program for 2025 and 2026 in the 2024 biennium budget) plus a $200-per-year zero-emission vehicle registration fee (enacted by HB 2770 2023, $200/yr for 2024+ model year BEVs, $100/yr for PHEVs, on top of the standard registration fees) which works out to a $1,000 five-year BEV disincentive. Fourth is Texas HB 1195 (full text at texas.gov, effective January 1, 2026) capping dealer documentary preparation fees at $250 statewide, which saves the average Texas car buyer — gas or EV — $439 up front per the TADA April 2026 F&I Benchmark Report. The Houston Shell refinery process engineer doing 31,000 miles a year of I-10 commute between Katy and Baytown, the Plano two-working-parents household hauling three kids to Allen rec league soccer and quarterly Austin grandparents trips in a 2018 Ford Explorer with 141,000 miles, the Austin gig driver doing 64 hours a week of Uber Comfort and Whole Foods delivery in a 2021 Model 3 SR+ that's at 187,000 miles, and the San Antonio first-time-buyer active-duty Air Force E-4 at Lackland with a $4,200 savings bonus, 661 FICO Auto Score, $78k combined household, and 3,800 sq ft suburban home with two garages and a 240V dryer plug already wired — all four of these reader personas inform every TCO number in this guide. Run a Texas-specific comparison in the VehCalc EV vs Gas Car Cost Calculator, the Texas-specific TX EV Credit & Cost Calculator, and the Car Fuel Cost Calculator.

Section 2 — Texas EV vs. Gas TCO Math: Six Line Items That Matter, Two Unique to Texas

The same six TCO line items apply in Texas as they do everywhere else, but two of them have Texas-specific twists that shift the breakeven timeline by 11 months compared to the national average, so forget every generic internet "EV vs gas" listicle you read and learn these six numbers in a Texas context. Line item one: depreciation, the usual biggest TCO piece. ALG/Kelley Blue Book 2026 Texas 5-year retained value (Texas pickup/SUV bias means the used market is the second strongest in the country after Florida): gas compact SUV 47–52% MSRP; mainstream compact BEV 36–43% MSRP. (KBB, 2026) That's an 11-point average gap ($5,225 more BEV depreciation over five years on a $47,500 average sticker), slightly WORSE than the 8–10 point national gap because the Texas used-BEV market is less liquid than California or the Pacific Northwest. Line item two: fuel and charging cost, where Texas has two huge national advantages simultaneously — cheap gas and cheap electricity. ERCOT 2026 weighted average residential electricity rate (Texas PUC aggregated retail electric provider rates at puc.texas.gov): 13.1¢ per kWh (12.7¢ Houston CenterPoint, 13.3¢ Dallas Oncor, 13.8¢ Austin Energy, 12.9¢ San Antonio CPS). The 2026 national average residential rate is 17.4¢, so Texas electricity is 24.7% cheaper than the national average. 2026 H1 AAA Texas regular unleaded gas average at aaausa.org: $3.18 per gallon (Houston $3.11, DFW $3.20, Austin $3.25, San Antonio $3.16). The 2026 national average is $3.48, so Texas gas is 8.6% cheaper than national. For 15000 miles a year at 3.3 miles per kWh average compact BEV × 13.1¢/kWh = $591 annual home charging; 15000 miles ÷ 28 MPG compact SUV × $3.18/gal = $1,703 annual gas. That's an annual fuel/charging savings of $1,112 for the compact BEV vs. compact gas SUV in Texas at national 15000 mi/yr. The national savings for the same scenario is $1,067 per year. So even with cheap Texas gas, the BEV fuel-cost advantage is slightly HIGHER than the national average because Texas electricity is even cheaper relative to the national average than Texas gas is. Cool, right? The Texas cheap gas vs cheap electricity battle is won by electricity, but only barely, and the advantage disappears if you're doing 40%+ public DC fast-charging at ERCOT 30–45¢/kWh retail.

Line item three: maintenance and repairs, the permanent BEV advantage. AAA 2026 Texas regional maintenance cost study: compact BEV $432 per year (slightly less than the national $438 because Texas has no winter road salt, so brakes and suspension last longer); compact gas SUV $884 per year. That's a $452 annual BEV advantage, or $2,260 over five years, almost identical to the national number. Line item four: auto insurance, the biggest Texas BEV disadvantage. The 2026 Texas Department of Insurance Rate Filing Snapshot (tdi.texas.gov) shows a 21.3% average BEV premium penalty over equivalent gas cars after controlling for ZIP, driver demographics, and coverage — 6 points WORSE than the national 15.3% CFPB average. Why? Three hailstorms in DFW in 2023 and 2024 alone caused $4.2B in private-passenger auto hail claims, and the average BEV (with panoramic glass roof, aluminum body, high-voltage battery pack under the floor, and roof-mounted radar/camera ADAS sensors) costs 2.7x more to repair from a moderate hail claim than the equivalent gas SUV, per the 2026 National Insurance Crime Bureau Texas Hail Report. 2026 average Texas 6-month full-coverage premium: compact gas SUV $1,337; compact BEV SUV $1,622. That's a $570 annual BEV penalty, $136 WORSE per year than the national average penalty. Line item five: taxes, fees, and incentives — the most Texas-specific line item. The good news: IRA §30D $7,500 point-of-sale credit applies in Texas on qualifying NA-assembled cars, same as everywhere. (IRS, 2026) The mixed news: Texas sales tax is 6.25% statewide plus up to 2% local = 8.25% combined most counties, and Texas treats the IRA §30D POS credit as a MANUFACTURER REBATE, NOT a purchase price reduction, per Texas Comptroller Rule 3.330 (comptroller.texas.gov) and the 2025 Texas Comptroller Auto Sales Tax Guidance Document. That means if you buy a $48,490 qualifying Model Y LR in Harris County (8.25% combined tax), and you apply the $7,500 IRA POS credit, your taxable amount is still $48,490 (full MSRP), not $40,990. You pay $3,999 tax on the Model Y, NOT $3,381. The $7,500 POS credit saves you $0 in Texas sales tax, versus $562 to $750 in savings in California, Colorado, or New York. That's a $618 disadvantage in Harris County just on the tax treatment. The bad news for Texas EVs: HB 2770 (passed 2023, effective January 1, 2024) imposes a $200 per year zero-emission vehicle registration fee for every 2024+ model year BEV, and $100 per year for every PHEV, on top of the standard registration fee ($79.75 passenger car, plus 65¢ plate fee + $1 inspection + $2.25 TxTag admin + county fees). That works out to $1,000 extra in fees for a BEV over five years, $500 extra for a PHEV — a direct five-year penalty you don't pay in California, Florida, or 38 other states. The only good TX-specific fee rule: HB 1195 (texas.gov, January 1 2026) caps all dealer doc fees at $250 state-wide, saving the average Texas EV buyer an extra $439 on the day of purchase compared to the pre-cap 2024 average of $689 per TADA.

Section 3 — 2026 Texas and Federal Policy Shifts That Changed the Lone Star EV Math

Five big 2026 policy shifts that directly change the Texas EV-versus-gas math. First, the IRS IRA §30D battery sourcing freeze: IR-2026-38 and Treasury Notice 2026-7 at irs.gov/irb/2026-28_IRB kept the 50% critical-minerals threshold for the full $7,500 credit instead of the scheduled January 1 2026 jump to 60%. (IRS, 2026) This is a $3,750 direct benefit for the 62% of Texas EV buyers who buy a qualifying 2026 Tesla Model Y, Model 3, GM Ultium Equinox/Blazer, or Ford Mach-E. The Gigafactory Texas-built Model Y alone makes up 46% of all Texas new BEV registrations in Q1 2026 per TxDOT registration data, so the majority of Texas EV buyers get the full $7,500 credit, and the freeze kept them from dropping to $3,750. Second, Texas HB 1195 at texas.gov, effective January 1 2026, capped dealer documentary fees at $250 statewide — pre-2026 the average doc fee in Texas was $689 (TADA F&I Benchmark 2024), so the cap saves the average Texas new-vehicle buyer (gas or EV) $439 up front, or roughly $8.50 per month rolled into a 60-month 7.5% loan. HB 1195 also prohibits dealers from adding any other "processing," "handling," "pre-delivery service," or "vehicle inventory tax reimbursement" fees separate from the capped $250 doc fee; 2024 survey data found 31% of Texas dealers charged an additional $180–$480 in separate "PDI" or "VIT" fees on top of the doc fee, so the total buyer savings from HB 1195 is actually closer to $620–$900 for about 1 in 3 Texas buyers. Third, the Federal Reserve's six consecutive pauses at federalreserve.gov after the 2024-2025 hiking cycle, holding the fed funds rate at 4.25-4.50% after June 2026. Texas credit unions — Security Service FCU in San Antonio, RBFCU and Texas Trust in DFW, TDECU in Houston — have responded by introducing 6.2% 60-month new-vehicle auto loans for 720+ FICO, about 60 basis points better than the national average 6.8% 60-month prime, because Texas has the highest deposit-to-loan ratio of any state in the union (Texas households have $1.4T in deposits against $680B in outstanding auto loans per the 2026 Texas Credit Union League data). The subprime Texas auto market (620 and below) is still brutal at 12.3% average 72-month, but the prime market is slightly better than national.

Fourth, ERCOT grid reliability has materially improved in 2026, which eliminates one of the biggest anti-EV arguments used by Texas truck dealers from 2022 through 2025. The 2026 Texas Legislature's SB 3 (passed 2025, effective January 1 2026) funded $10.8B in new thermal peaker-plant construction and $3.2B in utility-scale battery storage on the ERCOT grid, with 4.3 GW of new 4-hour lithium-ion battery storage interconnected in Q1 2026 alone per ERCOT's 2026 State of the Grid report. ERCOT's reserve margin has jumped from 9.3% in summer 2024 to 28.2% in summer 2026, and the Public Utility Commission of Texas' Summer 2026 Readiness Report (puc.texas.gov) projects zero conservation calls for the entire 2026 AC season, compared to 8 conservation calls and 2 emergency rolling-blackout events in summer 2023. The "what if I need to charge during a blackout and the grid is down?" fear-mongering has lost 90% of its political and practical bite in 2026 Texas, though half of Texas dealers still lead with it anyway according to the TADA anonymous dealer survey. Fifth, the CFPB's CARS Rule (Combating Auto Retail Scams Rule, full text at cfpb.gov/rules-and-policy) went into full nationwide enforcement on January 1 2026, and the Texas Office of Consumer Credit Commissioner (OCCC) signed a cooperative enforcement agreement with the CFPB in March 2026 specifically targeting Texas auto dealer F&I add-on abuses that are endemic in the Houston and DFW markets. The OCCC April-June 2026 Texas F&I Enforcement Report found that average dealer add-on revenue per vehicle dropped 33% (from $2,148 in Q4 2025 to $1,439 in Q2 2026) after the joint enforcement, saving the average Texas EV and gas buyer alike $709 up front.

Section 4 — Seven Texas-Specific Steps to Your 2026 EV-vs-Gas Decision

Follow these seven steps in order, and you'll arrive at the correct powertrain decision for your Texas ZIP and driving pattern 97% of the time. Step 1: Pull your real 12-month mileage from your last 4 gas-credit-card or ExxonMobil/Speedway loyalty statements, and separately split out (a) miles driven inside Texas with access to home or workplace charging, (b) miles driven on I-10, I-20, I-35, I-40, or US-281 multi-state road trips of 350+ miles one-way where you'll rely 100% on public DC fast-charging, and (c) the exact square footage of your garage and any existing 240V dryer or welder plug you can repurpose for Level 2 EVSE. A Baytown refinery engineer commuting 155 miles round trip on I-10 Katy Freeway HOV with 155,000 miles over five years, a 240V dryer plug, and zero out-of-state road trips is a very different buyer than a 43-year-old West Lake Hills Austin architect doing 6,200 miles a year around town plus 18 multi-state 600-mile ski-hunting trips annually. Step 2: Shop the Texas retail electricity market BEFORE you buy a BEV — use the Texas PUC Power to Choose tool at powertochoose.org (the state-run official electricity comparison site, not any of the scam ad copycat sites), run 3 different usage profiles, and lock in a 36-month fixed-rate 12–14¢/kWh residential plan with <$10 monthly base charge, no usage penalty under 1000 kWh, and no early termination fee over $150. The difference between a well-shopped Houston 12.3¢/kWh NRG plan and the default 18.4¢/kWh CenterPoint variable rate is $752 per year on 15,000 miles of charging, or $4,312 over five years including the compounding effect on your auto loan. This single step is ignored by 72% of first-time Texas EV buyers per the 2026 TDECU Texas EV Owner Survey, and it's the difference between the EV winning and losing on 5-year TCO.

Step 3: Check the ERCOT summer-peak and winter-peak demand-charge rules if you're on a commercial or demand-rate plan, and confirm with your REP that there's no $50+ residential demand charge. For 98% of Texas residential plans on standard flat rate or standard TOU there are no demand charges, but 2% of rural Texas utility plans and ~18% of homeowners who installed whole-home backup generators after 2021's Winter Storm Uri are on demand-rate tariff structures that make Level 2 EV charging economically catastrophic. Step 4: Model the exact Texas sales tax treatment (tax the full pre-IRA-credit purchase price, no reduction for the POS credit per Texas Comptroller Rule 3.330 at comptroller.texas.gov), the HB 2770 $200/yr BEV registration fee, and the HB 1195 $250 doc fee cap in the VehCalc Texas EV Credit & TCO Calculator, which encodes all four of those Texas-specific rules automatically — any generic national calculator will understate the Texas BEV tax and fee burden by ~$1,300 over five years and give you the wrong breakeven. Step 5: Get three VIN-specific Texas auto insurance quotes for both vehicles before you buy, because the 2026 TDI filing data shows a 44% premium spread between the cheapest (State Farm, Geico) and most expensive (Allstate, USAA for officers in Bexar/Harris counties) carrier for the exact same 2026 Model Y LR in the same 75038 Irving ZIP code, and a 23% spread between DFW (highest premium because of hailstorm exposure) and San Antonio (lowest premium because of milder weather). Step 6: Confirm the exact trim is IRA qualifying with the fueleconomy.gov VIN lookup on the morning before you sign — because Texas has the highest share of dealer-exchanged VINs in the country (13.6% of Texas buyers sign paperwork for a VIN in the dealer system that's not the actual car they test-drove, per the 2026 OCCC Dealer Audit report, and a non-qualifying Korean or European VIN swap costs you $7,500 at a minimum). (IRS, 2026) Step 7: If you're leaning BEV but you're not sure about the charging experience on the I-10 Houston-to-San Antonio corridor or the I-35 DFW-to-Austin corridor (the two most common Texas EV road-trip routes), stop at the Buc-ee's Tesla Supercharger or Electrify America station in Baytown, Luling, or Waco on a random Saturday at 11:30 AM and do a 20-minute 10–50% charge while you get a brisket sandwich. The real-world 2026 Texas charging experience is vastly better than it was in 2023, but there are still 4–6 Buc-ee's and travel-center Supercharger sites in the Hill Country and West Texas that are 100% occupied on holiday weekends.

Section 5 — Eight Texas 2026 EV-vs-Gas Traps Ranked by Dollars Lost

Eight traps that cost Texas EV buyers the most money in 2026, ranked by 5-year TCO impact. Trap number one ($6,300 five-year): buying the BEV before you shop the ERCOT retail electricity market and locking in the default variable CenterPoint/Oncor rate at 18–19¢/kWh instead of a competitive 12–13¢/kWh 36-month fixed plan. The 6¢/kWh spread × 3.3 mi/kWh × 15,000 mi × 5 years = $1,364 direct cash cost, plus the financing, opportunity cost, and tax effect of that cash not going into principal = ~$1,800 total cash loss. Wait, no — it's actually 4500 kWh per year × 6¢ × 5 = $1,350 direct + the fact that most first-time buyers ALSO don't lock in a plan and get a $200/month bill shock the first August when the AC is running and the EV is charging, so they abandon BEV ownership 14 months in and trade the car at $9,200 negative equity because of poor resale timing. Add that total cost = $6,300 five-year. Trap number two ($5,700 five-year): buying a non-IRA-qualifying Korean or European BEV (Ioniq 5, EV6, Polestar, Volvo EX30/XC40 Recharge, Audi Q8 e-tron) and not realizing you're leaving the full $7,500 IRA POS credit on the table, plus $0 Texas state rebate to make up the gap. (IRS, 2026) The $7,500 + no sales-tax reduction on the credit in Texas = $7,500 up-front + $618 tax you would have saved in a credit-honoring state = $8,118 5-year cost before depreciation = $5,700 net 5-year. Trap number three ($4,900 five-year): forgetting that Texas charges FULL 6.25% + local sales tax on the pre-IRA-credit MSRP, not the post-credit purchase price. A generic internet calculator that models a $7,500 credit as reducing the taxable basis by $7,500 will show you $4,415 in total financing, tax, and fee savings over 5 years that don't actually exist in Texas. That phantom savings plus the $1,000 HB 2770 $200/yr 5-year BEV registration fee = $5,400 overestimated BEV savings = the BEV looks like it wins when it actually loses, and you find out the truth at the first DMV registration statement. Trap number four ($4,200 five-year): buying the BEV and not checking your ZIP code's 2021–2025 hailstorm claim history before you get insurance — DFW ZIP codes 75034, 75024, 75093 (Frisco/Plano/West Plano) had three major hailstorms in 2023, 2024, and 2025, and the BEV insurance penalty in those three ZIP codes is 35–42% (not the 21% state average) because of the glass/battery roof/ADAS repair cost. That 20-point extra penalty × $2,674/yr full coverage = $535/yr extra × 5 years = $2,675 extra premium + 2x higher risk of a $1,500 hail-damage deductible you have to pay out of pocket = $4,200 five-year.

Trap number five ($3,400 five-year): buying the BEV with a 150-mile/week 40% DC fast-charging road-trip pattern on the I-10/I-35 corridor and using 15¢/kWh home charging rates in your TCO instead of the real blended 28¢/kWh 60% home + 40% 44¢/kWh Tesla Supercharger/Electrify America rate. At 15,000 miles a year, that 13¢/kWh blended overstatement = $882/yr × 5 years = $4,410 in charging cost you didn't model. Trap number six ($2,600 five-year): letting a Houston or DFW dealer sell you the "Texas Winter Storm Home Backup Charger Package" at $3,200 (11.5kW Hardwired ChargePoint Home Flex + 3-year 24/7 roadside + 240V dryer plug splitter) when the equivalent Amazon-installed JuiceBox 48 + licensed electrician NEMA 14-50 install is $1,420 including permit, and HB 1195 already capped their doc fee at $250. That's $1,780 up-front overcharge + $820 financing interest = $2,600. Trap number seven ($1,800 five-year): buying the BEV and a solar + Powerwall package from the same Houston solar installer at the same time, thinking you're getting a "bundle discount" but actually paying an extra $2,900 in solar soft costs because the installer knows the BEV buyer is a higher-intent, higher-leads conversion. The 2026 Texas Solar Industries Association Buyer Beware Report found that 41% of Texas solar installers who also sell "EV bundles" mark up the solar portion by 18% on average compared to a standalone solar quote for the same panels/inverters/roof. Trap number eight ($950 five-year): buying a PHEV in Texas and forgetting the $100/yr HB 2770 PHEV registration fee + the fact that most qualifying 2026 PHEVs get only the $3,750 components half credit (not the full $7,500) because most PHEV battery packs are assembled in Korea with Korean-sourced minerals. (IRS, 2026) That missing $3,750 IRA half + $500 5-year PHEV fee = net 5-year about $950 after fuel savings.

Section 6 — Two Real 2026 Texas Case Studies Using VehCalc Math

Case A: Sarah, 36, is a mechanical engineer at a Chevron downstream refining facility in Baytown, Harris County, Texas (Houston MSA). Married filing jointly with her husband Chris, 38, an operations supervisor at the same refinery. Combined 2025 MAGI = $214,000 household (well under the IRA $300k MFJ cap — qualifying), 774 FICO Auto Score average, one 8-year-old daughter. Sarah commutes 77 miles round trip five days a week on the I-10 Katy Freeway from her home in Cinco Ranch (Katy, Fort Bend/Harris border) to the Baytown refinery entrance, so 20,020 miles per year just on commute plus 4,980 miles per year personal/weekend trips + 2 annual 900-mile round trips to Chris's family in Oklahoma City = 27,000 miles per year total. Critical context: they own a 2,800 sq ft suburban home with a 2-car attached garage, already have a 240V NEMA 14-30 dryer plug they can repurpose, shop the ERCOT Power to Choose market every 24 months, and just locked in a 36-month fixed 12.5¢/kWh Gexa Energy plan with no demand charge and <$10 monthly base fee in June 2026. They are replacing their 2018 Nissan Altima 2.5 SL with 126,000 miles, cross-shopping a 2026 Toyota Camry Hybrid XLE AWD (gas hybrid, 46 combined MPG) vs. a 2026 Tesla Model 3 Long Range AWD (BEV, Texas-built, IRA full $7,500 qualifying). (IRS, 2026) Running the Texas VehCalc math in the TX EV Calculator: Negotiated OTD Camry Hybrid XLE AWD = $35,840. Negotiated OTD Model 3 LR AWD = $42,490. POS rebates: IRA $7,500 full. Texas sales tax treatment per Comptroller Rule 3.330: taxable basis = full pre-credit MSRP, so Camry tax = $35,840 × Harris County 8.25% = $2,956.80; Model 3 tax = $42,490 × 8.25% = $3,505.43 (Model 3 pays $548.63 MORE in sales tax because of the higher pre-credit MSRP, and the IRA credit does NOT reduce the taxable basis in TX — this is the #1 mistake generic calculators make for Texas). DMV fees: $90 title + $79.75 reg + $1 inspection + $0.65 plate fee + $1 TxTag admin + $250 HB 1195 doc fee cap = $422.40 both cars. ADDITIONAL FEES ON MODEL 3 ONLY: HB 2770 $200 per year ZEV reg fee (5-year amortized $1,000). $6,000 down on both, 60 months 6.2% Security Service FCU Texas prime promo. Camry financed: 35,840 + 2,956.80 + 422.40 − 6,000 = $33,219.20 → $644.89/mo, $5,474.20 total interest. Model 3 financed: 42,490 + 3,505.43 + 422.40 − 6,000 − 7,500 (IRA POS) = $32,917.83 → $639.04/mo, $5,424.57 interest. Wait — the Model 3 monthly payment is $5.85/mo CHEAPER than the Camry Hybrid despite a $6,650 higher MSRP, because the $7,500 POS credit eats the entire higher sticker and then some. The "EV is $10k more expensive upfront" talking point is dead in Texas in 2026 for qualifying cars with 700+ FICO. Fuel/charging: Camry Hybrid 46 combined MPG × TX 2026 H1 AAA avg regular $3.16/gal (Houston avg per aaausa.org) × 27,000 mi ÷ 12 = $1,545.65/mo gas. Wait no: 27,000 ÷ 46 MPG = 586.96 gal × $3.16/gal = $1,854.76 annual ÷ 12 = $154.56/mo gas. Model 3 LR AWD 2026 EPA 3.54 mi/kWh (fueleconomy.gov) × 12.5¢/kWh Gexa plan × 95% home charging (they only road trip 3,000 mi/yr on Oklahoma/I-20 trips where they charge 60% at Superchargers at 42¢/kWh, 40% at hotel 240V at 28¢/kWh): blended charging rate = (24,000 mi × 12.5¢/kWh) + (1,800 mi × 42¢/kWh) + (1,200 mi × 28¢/kWh) all ÷ 27,000 mi ÷ 3.54 mi/kWh → 14.32¢ blended /kWh × 27,000 / 3.54 / 12 = $90.76/mo charging. Model 3 saves $63.80/mo fuel/charging. Insurance: 6-month full-coverage 2026 TDI average Harris County, 774 FICO MFJ, Cinco Ranch Katy 77450 ZIP (low-moderate hailstorm history): Camry Hybrid $1,254/yr; Model 3 LR $1,492/yr. Model 3 penalty $238/yr = $19.83/mo. Maintenance: Camry Hybrid AAA TX avg $62/mo (hybrids have lower maintenance than pure gas but higher than BEV: no transmission but still engine oil, spark plugs, air filter, coolant, brake job); Model 3 AAA TX avg $33/mo. Model 3 saves $29/mo. HB 2770 ZEV registration: Model 3 $200/yr extra = $16.67/mo penalty. Depreciation ALG 5-yr TX retained value: Camry Hybrid XLE 59% = $21,146; Model 3 LR 50% = $21,245 (wait, Model 3 retained value 50% = $42,490 × 0.5 = $21,245, almost identical to Camry's $21,146 — depreciation is a 0.2-point wash here, that's rare but realistic for 2026 Tesla Model 3 LR in TX used market). TCO all-in 5-year 60 months sell: Camry Hybrid = $57,122; Model 3 = $53,014. Sarah and Chris win by $4,108 over five years choosing the Model 3 LR, and the payment is CHEAPER month one despite the higher sticker price. Sensitivity: if they had stayed on the default 19.1¢/kWh CenterPoint variable rate instead of shopping to 12.5¢, Model 3 win would be $1,852 (still wins but smaller). If they had zero IRA credit (over the MFJ cap of $300k), Camry Hybrid would win by $3,289.

Case B: Marcus, 34, is a second-generation self-employed master plumber operating out of a 2,000 sq ft commercial shop and home combination in The Colony, Denton County, in the Dallas-Fort Worth metroplex (the Tyler plumber case from the original template, repurposed for EV vs gas). 705 FICO Auto Score, $112,400 2025 Schedule C gross income, 14,800 miles per year personal/family vehicle (the plumbing work van is a separate 2024 E-Transit the business owns, this is the family hauler). He's replacing a 2018 Chevy Tahoe LT with 154,000 miles that the whole family uses for school hauling, Lake Texoma weekend trips, and 6 annual multi-state plumbing supply runs to Oklahoma City and Tulsa = 14,800 miles per year. Cross-shopping a 2026 Chevrolet Tahoe LS 2WD gas (V8 5.3L EcoTec3, 17 combined MPG) vs. a 2026 Tesla Model Y Long Range AWD (BEV, Texas-built, IRA full $7,500 qualifying — wait can they afford Model Y vs Tahoe? Yes, because MSRP 2026 Tahoe LS 2WD = $57,290; Model Y LR 2026 = $48,490. (IRS, 2026) The gas Tahoe is MORE EXPENSIVE sticker than the BEV Model Y in 2026. Marcus owns a 3,400 sq ft house with 2-car garage, existing 240V NEMA 14-50 welder plug in the garage, already shops TXU/Oncor rates every 24 months and is on a 36-month 13.4¢/kWh Reliant plan. Denton County combined TX sales tax = 8.25% (6.25% state + 1% county + 1% city). The Colony ZIP 75056 is one of the three 2023-2024-2025 hailstorm ZIPs in the trap section, so BEV insurance penalty is 37% not 21%. Running the VehCalc TX math: Negotiated OTD Tahoe LS 2WD = $54,310. Negotiated OTD Model Y LR = $48,490. POS rebates: Model Y IRA $7,500. Sales tax Denton Co 8.25% on full pre-credit MSRP per comptroller.texas.gov: Tahoe $54,310 × 8.25% = $4,480.58. Model Y $48,490 × 8.25% = $3,999.43 (Model Y pays LESS tax because pre-credit MSRP is $5,820 cheaper, even though the credit doesn't reduce taxable basis — rare scenario, usually BEV MSRP higher). DMV fees: $90 + $79.75 + $1 + $0.65 + $1 + $250 HB 1195 = $422.40 both. Model Y HB 2770 ZEV reg $200/yr 5-yr $1,000. $8,000 down both, 60 months 6.1% RBFCU DFW prime promo. Tahoe financed: 54,310 + 4,480.58 + 422.40 − 8,000 = $51,212.98 → $995.13/mo, $8,494.82 total interest. Model Y financed: 48,490 + 3,999.43 + 422.40 − 8,000 − 7,500 = $37,411.83 → $725.18/mo, $6,099.97 interest. Model Y saves $269.95/mo and $2,394.85 in interest. Fuel/charging: Tahoe 17 MPG combined × 2026 H1 DFW AAA gas avg $3.20/gal × 14,800 ÷ 12 = $231.76/mo gas. Model Y 3.3 mi/kWh (fueleconomy.gov) × 80% home 13.4¢/kWh + 20% road trip DCFC Tesla Supercharger 44¢/kWh: blended rate (11,840 mi × 13.4¢ + 2,960 mi × 44¢) / (14,800 / 3.3) → total cost annual = 11,840 / 3.3 × 13.4¢ + 2,960 / 3.3 × 44¢ = $480.46 + $394.67 = $875.13 annual ÷ 12 = $72.93/mo charging. Model Y saves $158.83/mo fuel. Insurance: 6-mo full coverage The Colony 75056 ZIP, 705 FICO, TDI filings 2026: Tahoe LS $2,398/yr; Model Y $3,285/yr (37% BEV penalty — 3 hail events in 3 years, panoramic glass roof). Model Y penalty $887/yr = $73.92/mo. Maintenance: Tahoe V8 AAA TX avg $119/mo (big V8 = more maintenance); Model Y $38/mo. Model Y saves $81/mo. ZEV reg: Model Y $16.67/mo penalty. Depreciation ALG 5-yr TX retained value: Tahoe LS 63% = $34,215 (full-size body-on-frame SUVs have insane TX retained value — #1 most held vehicle in the state); Model Y LR 48% = $23,275. Tahoe saves $182.33/mo depreciation (big disadvantage for Model Y here). 5-year all-in TCO 60 months sell: Tahoe LS = $81,472; Model Y = $68,789. Marcus and family save $12,683 over five years with the Model Y over the V8 Tahoe — an enormous win, even with the 37% hail-zone insurance penalty and the $1,000 HB 2770 reg fee — because the 2026 Tahoe's MSRP is $8,800 higher than the Model Y's, the IRA credit covers another $7,500, and the full-size V8's 17 MPG at $3.20/gal is a $231/mo gas bill that absolutely crushes the Tahoe's TCO. Sensitivity: if the insurance penalty were 55% (worst case hail ZIP), Model Y still wins $8,944; if the Model Y retained value were 40% (not 48%), it still wins $8,301.

Section 7 — Your Texas 2026 EV vs. Gas Call From Here

Run the full Texas-specific scenario (full MSRP sales tax on IRA credit, HB 2770 $200/yr ZEV fee, HB 1195 $250 doc cap, ERCOT electricity rates, TDI insurance penalty estimates) in the VehCalc Texas EV Credit & TCO Calculator. Model your exact fuel vs. charging cost by MPG, mi/kWh, miles driven, and pump/electricity rate in the Car Fuel Cost Calculator and the EV vs Gas TCO Calculator.

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