BMW X6 vs Mercedes-Benz GLE-Class
The Mercedes-Benz GLE-Class is the more efficient of the two: it reaches 25 mpg combined versus 24 mpg for the BMW X6, a 1 mpg advantage and costs about $0 less per year to fuel.
Across 3 measured categories, the Mercedes-Benz GLE-Class leads in 3. Figures are EPA test data, not manufacturer claims.
2015–2027
BMW X6
Standard Sport Utility Vehicle 4WD · 47 configurations
2016–2026
Mercedes-Benz GLE-Class
Standard Sport Utility Vehicle 4WD · 92 configurations
Head-to-head specifications
| Metric | BMW X6 | Mercedes-Benz GLE-Class |
|---|---|---|
| Best combined MPG | 24 mpg | 25 mpg ✓ |
| Best city MPG | 23 mpg | 23 mpg |
| Best highway MPG | 27 mpg | 29 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $3,150 | $3,150 |
| Lowest CO2 output | 359 g/mi | 99 g/mi ✓ |
| Engines offered | SIDI; Mild Hybrid, SIDI & PFI; Mild Hybrid, SIDI, SIDI; | SIDI; Mild Hybrid, SIDI; PHEV, SIDI, SIDI; FFV |
| Transmissions | Automatic (S8) | Automatic 9-spd, Automatic 7-spd |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive | All-Wheel Drive, Rear-Wheel Drive, 4-Wheel Drive |
| Fuel types | Premium | Premium, Premium and Electricity, Premium or E85 |
| EPA class | Standard Sport Utility Vehicle 4WD | Standard Sport Utility Vehicle 4WD |
| Years covered | 2015–2027 | 2016–2026 |
| Configurations on record | 47 | 92 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
X6 vs GLE-Class: common questions
Which is better on gas, the BMW X6 or the Mercedes-Benz GLE-Class?
The Mercedes-Benz GLE-Class is the more efficient of the two: it reaches 25 mpg combined versus 24 mpg for the BMW X6, a 1 mpg advantage and costs about $0 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Mercedes-Benz GLE-Class runs about $3,150 a year in fuel at its most efficient configuration, versus about $3,150 for the BMW X6 — a difference of roughly $0 per year.
What engines do the X6 and GLE-Class offer?
BMW X6: SIDI; Mild Hybrid, SIDI & PFI; Mild Hybrid, SIDI, SIDI;. Mercedes-Benz GLE-Class: SIDI; Mild Hybrid, SIDI; PHEV, SIDI, SIDI; FFV.
Are they in the same vehicle class?
Yes — the EPA classifies both the BMW X6 and the Mercedes-Benz GLE-Class as Standard Sport Utility Vehicle 4WD, so they compete directly.
More X6 comparisons
Comparison id: bmw-x6-vs-mercedes-benz-gle-class