2025 head-to-head · Midsize & Large SUV
2025 Buick Enclave vs Mazda CX-90 Plug-in Hybrid
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
4WD · 2.5L 4-cyl · 8-speed automatic · 56 MPGe + 25 MPG
The 2025 Mazda CX-90 Plug-in Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, 18¢/kWh electricity and $3.95/gal premium gas, it costs about $1,939 a year to fuel (56 MPGe + 25 MPG), versus $2,022 for the 2025 Buick Enclave (23 MPG). That's roughly $83 a year, or about $413 over five years.
Your numbers
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Fuel cost over 10 years
- Buick Enclave
- Mazda CX-90 Plug-in Hybrid
Side by side
| Buick Enclave | Mazda CX-90 Plug-in Hybrid | |
|---|---|---|
| $2,022 | Your annual fuel cost | $1,939 |
| 23 MPG | Combined efficiency | 56 MPGe + 25 MPG |
| 20 MPG | City | 53 MPGe / 24 MPG |
| 27 MPG | Highway | 61 MPGe / 27 MPG |
| — | Electricity use (kWh/100 mi) | 58 kWh |
| — | Driving range | 490 mi |
| — | All-electric range | 26 mi |
| 387 g/mi | Tailpipe CO₂ (g/mi) | 168 g/mi |
| 5/10 | EPA fuel economy score | 7/10 |
| 5/10 | EPA greenhouse gas score | 8/10 |
| — | Charge time at 240V | 2.1 hrs |
| Gas | Powertrain | Plug-in hybrid |
| Regular gasoline | Fuel | Premium gas + electricity |
| 2.5L 4-cyl turbo | Engine / motor | 2.5L 4-cyl |
| 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.
Buick Enclave vs Mazda CX-90 Plug-in Hybrid across model years
- Buick Enclave
- Mazda CX-90 Plug-in Hybrid
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 Buick Enclave ranks 37th and the Mazda CX-90 Plug-in Hybrid 32nd for lowest fuel cost.
The powertrains differ: the Buick Enclave is a conventional gas model, while the Mazda CX-90 Plug-in Hybrid is a plug-in hybrid.
Frequently asked questions
Which is more fuel-efficient, the 2025 Buick Enclave or the 2025 Mazda CX-90 Plug-in Hybrid?
Measured by cost to drive, the Mazda CX-90 Plug-in Hybrid. The Buick Enclave is rated 23 MPG combined and the Mazda CX-90 Plug-in Hybrid 56 MPGe + 25 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 Buick Enclave vs. the Mazda CX-90 Plug-in Hybrid per year?
At 15,000 miles a year with $3.10/gal regular gas, 18¢/kWh electricity and $3.95/gal premium gas, about $2,022 for the Buick Enclave and $1,939 for the Mazda CX-90 Plug-in Hybrid.
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