Mazda CX-90 Ownership Cost Calculator 2026
Pre-filled with real Mazda CX-90 specs. Estimate your Mazda CX-90 5-year cost of ownership — depreciation, fuel, insurance, maintenance, loan, and residual value — then compare against same-class rivals side by side.
Year-by-Year Cost Breakdown — Mazda CX-90
| Year | Start Value | Depreciation | Fuel | Insurance | Maint. | Reg | Loan Pmt | Yr Out-of-Pkt | Cumulative | End Value |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | $45,000 | −$6,300 | $1,949 | $1,900 | $950 | $150 | $9,168 | $14,117 | $23,117 | $38,700 |
| 2 | $38,700 | −$4,950 | $1,949 | $1,900 | $950 | $150 | $9,168 | $14,117 | $37,234 | $33,750 |
| 3 | $33,750 | −$4,500 | $1,949 | $1,900 | $950 | $150 | $9,168 | $14,117 | $51,350 | $29,250 |
| 4 | $29,250 | −$3,600 | $1,949 | $1,900 | $950 | $150 | $9,168 | $14,117 | $65,467 | $25,650 |
| 5 | $25,650 | −$3,150 | $1,949 | $1,900 | $950 | $150 | $9,168 | $14,117 | $79,584 | $22,500 |
| 5-yr total | — | −$22,500 | $9,744 | $9,500 | $4,750 | $750 | $45,840 | $79,584 | — | $22,500 |
Combined 25 MPG (EPA). Depreciation uses a midsize-suv segment-average retention curve (editable). Figures are estimates for planning, not a quote.
Mazda CX-90 — Base Parameters
Powertrain
- Engine3.3L Turbo I6 Hybrid (Skyactiv-D/G Hybrid)
- DrivetrainAWD
- Fuelhybrid
- Market years2024
EPA Efficiency
- City24 MPG
- Highway28 MPG
- Combined25 MPG
- Source year2024
Trims & MSRP
- Base (entry trim)$40,000
- Popular (mid trim)$45,000
- Top (fully loaded)$50,000
Same-Segment Cost Comparison
Every model below is modeled with identical assumptions (Popular trim, 20% down, 5-year loan at the national average new-car APR, 12,000 miles/year, national average tax & insurance). This apples-to-apples view is exclusive to VehCalc — manufacturer sites and KBB do not show it side by side.
| Model | Popular MSRP | 5-Yr Cost to Own | Avg / Year | Residual (5 yr) | Cost / Mile |
|---|---|---|---|---|---|
| Mazda CX-90 (this car) | $45,000 | $57,084 | $11,417 | $22,500 | $0.95 |
| Chevrolet Traverse | $45,000 | $58,940 | $11,788 | $22,500 | $0.98 |
| Mazda CX-90 Hybrid | $45,000 | $57,084 | $11,417 | $22,500 | $0.95 |
| Toyota Highlander Hybrid | $45,000 | $54,107 | $10,821 | $22,500 | $0.90 |
| Hyundai Palisade | $44,000 | $57,694 | $11,539 | $22,000 | $0.96 |
Mazda CX-90 Reliability, Fault Codes & Maintenance Specs
Model-specific diagnostic data for the Mazda CX-90 (2024 (1st Gen), 2024): known OBD-II trouble codes, symptom-to-fix mapping, model-year issues, and the factory maintenance specification sheet. Print it and hand it to your technician.
OBD-II fault codes
6 codes logged for this platform, with the cause most often seen on the 3.3L Turbo I6 Hybrid (Skyactiv-D/G Hybrid).
| Code | Description | Common cause here | Severity |
|---|---|---|---|
| P0A80 | Replace Hybrid Battery Pack | HV battery cell degradation exceeding capacity threshold | High |
| P0AA6 | Hybrid Battery Isolation Fault | Insulation breakdown in HV battery | High |
| P0A7F | Hybrid Battery Pack Deterioration | Cell aging, thermal stress | Medium |
| P0A01 | Hybrid Battery Charger Temperature Sensor Circuit | Battery thermal sensor failure | Medium |
| P0300 | Random/Multiple Cylinder Misfire | Engine intermittent use causing plug fouling | Medium |
| P0420 | Catalyst System Efficiency Below Threshold | Catalyst aging from intermittent operation | Low |
Symptoms, causes & fixes
What owners actually report, what it turns out to be, and what the repair involves.
| Symptom | Root cause | Fix | Model years |
|---|---|---|---|
| Hybrid system warning | Early production software issues | Software update | 2024 |
| Transmission rough engagement | 8-speed automatic calibration | TCM software update | 2024 |
| Ride quality on 21" wheels | Large wheel/low profile tire | No fix; consider 19" wheels. | 2024 |
Model-year issues
Problems tied to a specific production window rather than the whole generation.
| Years | Issue | Fix | Status |
|---|---|---|---|
| 2024 | Early production software issues | Software update | Check with dealer |
Common problems owners report
Recurring complaints for this model, summarized from owner-reported fault patterns.
- Hybrid system early software issues
- Transmission rough engagement
- Infotainment lag
- Ride quality on 21" wheels
Factory maintenance specification sheet
Spec-grade values for the Mazda CX-90. Verify against your owner's manual before service.
| Engine oil grade | 0W-20 |
| Oil capacity (with filter) | 7 qt |
| Oil change interval | 7,500 mi |
| Spark plug interval | 75,000 mi |
| Tire size | 275/45R21 |
| Tire pressure (cold) | 35 psi |
| Tire rotation interval | 5,000 mi |
| Air filter interval | 30,000 mi |
| Coolant service interval | 60,000 mi |
| Brake fluid interval | 30,000 mi |
| 12V battery group | Group H7 |
| Battery cold-cranking amps | 760 CCA |
Powertrain & drivetrain identity
Confirm your exact configuration before ordering parts or booking service.
| Engine / motor | 3.3L Turbo I6 Hybrid (Skyactiv-D/G Hybrid) |
| Drivetrain | AWD |
| Body style | SUV |
| Generation | 2024 (1st Gen) |
| Market years | 2024 |
| Original MSRP range | $40,000-$50,000 |
| Market | US/CA |
Data sources & methodology
- OBD-II code definitionsSAE J2012 / ISO 15031-6 standardized powertrain diagnostic trouble codes, with platform-specific causes matched against the model in this dataset. Retrieved August 29, 2026.
- Fuel economy & MPGeU.S. Environmental Protection Agency fuel-economy data (fueleconomy.gov), model-year matched where available. Retrieved August 29, 2026.
- Maintenance specificationsFactory scheduled-maintenance intervals, fluid grades, tire sizes, and battery group sizes compiled per model. Retrieved August 29, 2026.
- Defects, recalls & technical service bulletinsNational Highway Traffic Safety Administration (NHTSA) defect and recall records. Retrieved August 29, 2026.
Methodology and citations are maintained by the VehCalc editorial team. Where an official schedule is not yet loaded, results are shown as model estimates and the source is stated as a reference.
Mazda CX-90 — Common Ownership Questions
What is the Mazda CX-90 5-year cost of ownership in 2026?
Based on a Popular-trim purchase at $45,000 with a 20% down payment, a 5-year loan at the national average new-car APR, 12,000 miles per year, and national average tax and insurance, the estimated 5-year cost of ownership is $57,084 — about $11,417 per year — with an estimated $22,500 residual value after 5 years. Use the calculator above to tailor it to your state, down payment, and mileage.
How much does a Mazda CX-90 depreciate each year?
The CX-90 sits in the midsize-suv segment. Applying a segment-average retention curve, it is estimated to keep roughly 86% of its value after the first year and 50% after five years. Depreciation is typically the single largest ownership cost, which is why our calculator shows it year by year alongside every other expense.
What is the Mazda CX-90 MSRP and which trims are available?
The CX-90 ranges from $40,000 (Base (entry trim)) to $50,000 (Top (fully loaded)). Trims shown: Base (entry trim) ($40,000); Popular (mid trim) ($45,000); Top (fully loaded) ($50,000). Select a trim in the calculator to recompute costs instantly.
What are the Mazda CX-90 real-world fuel costs?
EPA combined rating is 25 MPG (city 24 / highway 28). At the 2026 national average of $4.06/gal and 12,000 miles per year, fuel runs about $1,949 per year, or $9,744 over 5 years.
Does the Mazda CX-90 qualify for any tax credits?
The CX-90 is a hybrid vehicle, so federal EV credits do not apply. State-level incentives, if any, are listed on each state's page — select your state in the calculator to see local tax and fee impact.
How do Mazda CX-90 ownership costs compare with rivals?
See the side-by-side comparison table on this page. We model the CX-90 against Chevrolet Traverse, Mazda CX-90 Hybrid, Toyota Highlander Hybrid, Hyundai Palisade using identical assumptions — same annual miles, down payment, and loan terms — so the difference is truly apples-to-apples. That is data the manufacturer's site and KBB do not show side by side.
What are the most common Mazda CX-90 problems?
Owners of the Mazda CX-90 (2024) most often report: Hybrid system early software issues; Transmission rough engagement; Infotainment lag; Ride quality on 21" wheels. Each is broken down with its root cause and the repair path in the reliability section above.
Which OBD-II codes does the Mazda CX-90 throw most often?
The codes logged most frequently for this platform are P0A80 (Replace Hybrid Battery Pack), P0AA6 (Hybrid Battery Isolation Fault), P0A7F (Hybrid Battery Pack Deterioration). The full list with the cause usually found on the 3.3L Turbo I6 Hybrid (Skyactiv-D/G Hybrid) and a low/medium/high severity rating is in the fault-code table above.
Why does my Mazda CX-90 hybrid system warning?
On this model the usual cause is early production software issues. The typical repair is software update (reported on 2024 cars). The symptoms table above lists every reported fault for this platform.
Are there model-year-specific Mazda CX-90 issues I should check before buying used?
Yes — 2024 cars are associated with early production software issues. Recommended action: software update Ask the seller or dealer whether this was performed. The model-year table above lists all known production-window issues.
What are the Mazda CX-90 service intervals and fluid specs?
Factory spec is 0W-20 oil (7 qt) changed every 7,500 miles, 275/45R21 tires at 35 psi cold rotated every 5,000 miles, air filter every 30,000 miles, coolant every 60,000 miles, spark plugs every 75,000 miles, and a group H7 battery at 760 CCA. The full spec sheet is above and printable.