2027 head-to-head · Midsize & Large SUV
2027 Bentley Bentayga 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.
AWD · 4.0L 8-cyl turbo · 8-speed automatic · 16 MPG
4WD · 4.0L 8-cyl turbo · 9-speed automatic · 15 MPG
The 2027 Bentley Bentayga is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $3,703 a year to fuel (16 MPG), versus $3,950 for the 2027 Mercedes-Benz G-Class Hybrid (15 MPG). That's roughly $247 a year, or about $1,234 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
- Bentley Bentayga
- Mercedes-Benz G-Class Hybrid
Side by side
| Bentley Bentayga | Mercedes-Benz G-Class Hybrid | |
|---|---|---|
| $3,703 | Your annual fuel cost | $3,950 |
| 16 MPG | Combined efficiency | 15 MPG |
| 14 MPG | City | 14 MPG |
| 21 MPG | Highway | 16 MPG |
| 553 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 |
| 4.0L 8-cyl turbo | Engine / motor | 4.0L 8-cyl turbo |
| 8-speed automatic | Transmission | 9-speed automatic |
| AWD | 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.
Bentley Bentayga vs Mercedes-Benz G-Class Hybrid across model years
- Bentley Bentayga
- 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 Bentley Bentayga ranks 54th and the Mercedes-Benz G-Class Hybrid 57th for lowest fuel cost.
The powertrains differ: the Bentley Bentayga 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 Bentley Bentayga or the 2027 Mercedes-Benz G-Class Hybrid?
Measured by cost to drive, the Bentley Bentayga. The Bentley Bentayga is rated 16 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 Bentley Bentayga vs. the Mercedes-Benz G-Class Hybrid per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,703 for the Bentley Bentayga and $3,950 for the Mercedes-Benz G-Class Hybrid.
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