2026 head-to-head · Midsize & Large SUV
2026 Mazda CX-90 Plug-in Hybrid vs Toyota Grand Highlander
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 + 26 MPG
The 2026 Mazda CX-90 Plug-in Hybrid is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, $3.95/gal premium gas and $3.10/gal regular gas, it costs about $1,851 a year to fuel (56 MPGe + 26 MPG), versus $1,938 for the 2026 Toyota Grand Highlander (24 MPG). That's roughly $87 a year, or about $433 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
- Mazda CX-90 Plug-in Hybrid
- Toyota Grand Highlander
Side by side
| Mazda CX-90 Plug-in Hybrid | Toyota Grand Highlander | |
|---|---|---|
| $1,851 | Your annual fuel cost | $1,938 |
| 56 MPGe + 26 MPG | Combined efficiency | 24 MPG |
| 52 MPGe / 24 MPG | City | 21 MPG |
| 62 MPGe / 28 MPG | Highway | 28 MPG |
| 56 kWh | Electricity use (kWh/100 mi) | — |
| 500 mi | Driving range | — |
| 27 mi | All-electric range | — |
| 159 g/mi | Tailpipe CO₂ (g/mi) | 371 g/mi |
| 7/10 | EPA fuel economy score | 5/10 |
| 8/10 | EPA greenhouse gas score | 5/10 |
| 2 hrs | Charge time at 240V | — |
| Plug-in hybrid | Powertrain | Gas |
| Premium gas + electricity | Fuel | Regular gasoline |
| 2.5L 4-cyl | Engine / motor | 2.4L 4-cyl turbo |
| 8-speed automatic | Transmission | 8-speed automatic |
| 4WD | Drivetrain | FWD |
✓ 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.
Mazda CX-90 Plug-in Hybrid vs Toyota Grand Highlander across model years
- Mazda CX-90 Plug-in Hybrid
- Toyota Grand Highlander
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 91 2026 midsize & large SUVs, the Mazda CX-90 Plug-in Hybrid ranks 27th and the Toyota Grand Highlander 32nd for lowest fuel cost.
The powertrains differ: the Mazda CX-90 Plug-in Hybrid is a plug-in hybrid, while the Toyota Grand Highlander is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2026 Mazda CX-90 Plug-in Hybrid or the 2026 Toyota Grand Highlander?
Measured by cost to drive, the Mazda CX-90 Plug-in Hybrid. The Mazda CX-90 Plug-in Hybrid is rated 56 MPGe + 26 MPG combined and the Toyota Grand Highlander 24 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Mazda CX-90 Plug-in Hybrid vs. the Toyota Grand Highlander per year?
At 15,000 miles a year with 18¢/kWh electricity, $3.95/gal premium gas and $3.10/gal regular gas, about $1,851 for the Mazda CX-90 Plug-in Hybrid and $1,938 for the Toyota Grand Highlander.
Mazda CX-90 Plug-in Hybrid vs Toyota Grand Highlander in other years
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