2025 head-to-head · Midsize & Large SUV
2025 GMC Acadia vs Mazda CX-90
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2025 Mazda CX-90 is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,860 a year to fuel (25 MPG), versus $2,022 for the 2025 GMC Acadia (23 MPG). That's roughly $162 a year, or about $809 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- GMC Acadia
- Mazda CX-90
Side by side
| GMC Acadia | Mazda CX-90 | |
|---|---|---|
| $2,022 | Your annual fuel cost | $1,860 |
| 23 MPG | Combined efficiency | 25 MPG |
| 20 MPG | City | 24 MPG |
| 27 MPG | Highway | 28 MPG |
| 387 g/mi | Tailpipe CO₂ (g/mi) | 354 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Hybrid |
| Regular gasoline | Fuel | Regular gasoline |
| 2.5L 4-cyl turbo | Engine / motor | 3.3L 6-cyl turbo |
| 8-speed automatic | Transmission | 8-speed automatic |
| FWD | Drivetrain | 4WD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
GMC Acadia vs Mazda CX-90 across model years
- GMC Acadia
- Mazda CX-90
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 94 2025 midsize & large SUVs, the GMC Acadia ranks 36th and the Mazda CX-90 27th for lowest fuel cost.
The powertrains differ: the GMC Acadia is a conventional gas model, while the Mazda CX-90 is a full hybrid.
Frequently asked questions
Which is more fuel-efficient, the 2025 GMC Acadia or the 2025 Mazda CX-90?
Measured by cost to drive, the Mazda CX-90. The GMC Acadia is rated 23 MPG combined and the Mazda CX-90 25 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 GMC Acadia vs. the Mazda CX-90 per year?
At 15,000 miles a year with $3.10/gal regular gas, about $2,022 for the GMC Acadia and $1,860 for the Mazda CX-90.
GMC Acadia vs Mazda CX-90 in other years
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