2027 head-to-head · Midsize & Large SUV
2027 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.
4WD · 4.0L 8-cyl turbo · 9-speed automatic · 15 MPG
The 2027 Infiniti QX80 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $3,292 a year to fuel (18 MPG), versus $3,950 for the 2027 Mercedes-Benz G-Class Hybrid (15 MPG). That's roughly $658 a year, or about $3,292 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
- Infiniti QX80
- Mercedes-Benz G-Class Hybrid
Side by side
| Infiniti QX80 | Mercedes-Benz G-Class Hybrid | |
|---|---|---|
| $3,292 | Your annual fuel cost | $3,950 |
| 18 MPG | Combined efficiency | 15 MPG |
| 16 MPG | City | 14 MPG |
| 20 MPG | Highway | 16 MPG |
| 504 g/mi | Tailpipe CO₂ (g/mi) | 608 g/mi |
| 3/10 | EPA fuel economy score | 2/10 |
| 3/10 | EPA greenhouse gas score | 2/10 |
| Gas | Powertrain | Hybrid |
| Premium gasoline | Fuel | Premium gasoline |
| 3.5L 6-cyl turbo | Engine / motor | 4.0L 8-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 58 2027 midsize & large SUVs, the Infiniti QX80 ranks 52nd and the Mercedes-Benz G-Class Hybrid 57th 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
Which is more fuel-efficient, the 2027 Infiniti QX80 or the 2027 Mercedes-Benz G-Class Hybrid?
Measured by cost to drive, the Infiniti QX80. The Infiniti QX80 is rated 18 MPG combined and the Mercedes-Benz G-Class Hybrid 15 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2027 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 $3,950 for the Mercedes-Benz G-Class Hybrid.
Infiniti QX80 vs Mercedes-Benz G-Class Hybrid in other years
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