2025 head-to-head · Midsize & Large SUV
2025 Infiniti QX80 vs Mercedes-Benz G-Class 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.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2025 Infiniti QX80 (18 MPG) costs about $3,292 a year to fuel and the 2025 Mercedes-Benz G-Class Hybrid (18 MPG) about $3,292.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Infiniti QX80
- Mercedes-Benz G-Class Hybrid
Side by side
| Infiniti QX80 | Mercedes-Benz G-Class Hybrid | |
|---|---|---|
| $3,292 | Your annual fuel cost | $3,292 |
| 18 MPG | Combined efficiency | 18 MPG |
| 16 MPG | City | 17 MPG |
| 20 MPG | Highway | 19 MPG |
| 504 g/mi | Tailpipe CO₂ (g/mi) | 490 g/mi |
| 4/10 | EPA fuel economy score | 4/10 |
| 4/10 | EPA greenhouse gas score | 4/10 |
| Gas | Powertrain | Hybrid |
| Premium gasoline | Fuel | Premium gasoline |
| 3.5L 6-cyl turbo | Engine / motor | 3.0L 6-cyl turbo |
| 9-speed automatic | Transmission | 9-speed automatic |
| RWD | 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.
Infiniti QX80 vs Mercedes-Benz G-Class Hybrid across model years
- Infiniti QX80
- Mercedes-Benz G-Class 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 Infiniti QX80 ranks 83rd and the Mercedes-Benz G-Class Hybrid 81st for lowest fuel cost.
The powertrains differ: the Infiniti QX80 is a conventional gas model, while the Mercedes-Benz G-Class Hybrid is a full hybrid.
Frequently asked questions
How much does it cost to fuel the 2025 Infiniti QX80 vs. the Mercedes-Benz G-Class Hybrid per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,292 for the Infiniti QX80 and $3,292 for the Mercedes-Benz G-Class Hybrid.
Infiniti QX80 vs Mercedes-Benz G-Class Hybrid in other years
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