SUV · Regular gas
Mazda CX-90 Fuel Cost
Mazda's three-row flagship with inline-six turbo power and a premium cabin. Below are estimated fuel costs based on 25 combined MPG and average US gas prices.
Best for families that want SUV space without crushing fuel costs.
- Good for road trips
- Average efficiency
- Updated for 2026
- EPA-style MPG
- US avg fuel prices
- US units
- Transparent assumptions
24 MPG
28 MPG
25 MPG
19.5 gal
~488 mi
MPG breakdown
Estimated fuel cost at 12,000 miles/year
Based on 25 MPG and $3.45/gal.
Annual cost
$1656
Monthly cost
$138
Cost per mile
$0.138
Gallons / year
480
Estimate your own cost
Pre-filled with the Mazda CX-90's combined MPG.
Pre-filled with estimated combined MPG for the Mazda CX-90. Adjust for your real-world driving.
Estimated Annual Cost
$0.00
Per Month
$0.00
Per Mile
$0.000
~480 gallons per year
Cost by annual mileage
How much you'll spend per year at common US mileage levels (estimates).
| Miles per year | Gallons / year | Annual cost | Monthly cost |
|---|---|---|---|
| 8,000 | 320 | $1104 | $92 |
| 12,000 | 480 | $1656 | $138 |
| 15,000 | 600 | $2070 | $173 |
Estimates only. Actual costs depend on driving style, terrain, weather, and local fuel or electricity prices.
How we estimate Mazda CX-90 costs
- MPG / MPGe
- EPA-style combined city + highway figures for the base trim and recent model year.
- Fuel price
- Average US retail regular gas, premium where required, or per-kWh electricity.
- Annual mileage
- Default scenarios at 8,000 / 12,000 / 15,000 miles per year.
- Trim & year variance
- AWD, larger wheels, towing packages and older years can lower efficiency 5–15%.
Sources & assumptions
- EPA fuel economy data — City / highway / combined MPG and MPGe baselines.
- U.S. Department of Energy (fueleconomy.gov) — Vehicle efficiency and EV range references.
- AAA gas price trends — Recent national and regional retail fuel averages.
- EIA electricity rates — Average residential per-kWh prices used for EV charging.
We summarize publicly available data — no scraping, no external API calls. Figures are calibrated periodically; use the calculators above for your exact inputs.
Frequently asked questions
What is the estimated annual fuel cost for the Mazda CX-90?
Driving 12,000 miles per year at 25 MPG and $3.45/gal, expect about $1656 per year. Heavier city driving or longer commutes will increase that.
What MPG does the Mazda CX-90 get?
Estimated EPA-style ratings are roughly 24 city / 28 highway / 25 combined MPG. Real-world numbers depend on terrain, climate and driving style.
What is the tank size of the Mazda CX-90?
The Mazda CX-90 typically has a 19.5-gallon tank. At 25 combined MPG, that's roughly 488 miles of driving range per fill-up.
How does Mazda CX-90 fuel cost compare to other vehicles?
At 12,000 miles per year, this vehicle costs about $1656. Compare it to other suvs on our index page or use the cost-per-mile calculator to compare two specific vehicles side-by-side.
Cheaper-to-drive alternatives
Same vehicle class as the Mazda CX-90, but lower fuel or charging cost per mile. Annual cost at 12,000 mi.
Compare similar SUVs
The closest competitors to the Mazda CX-90 by MPG and category.
Best road trips for the Mazda CX-90
Long-haul drives where the Mazda CX-90's comfort and cargo space pay off.