Mercedes-Benz SL-Class vs Chevrolet Corvette
The Mercedes-Benz SL-Class is the more efficient of the two: it reaches 23 mpg combined versus 21 mpg for the Chevrolet Corvette, a 2 mpg advantage and costs about $50 less per year to fuel.
Across 5 measured categories, the Mercedes-Benz SL-Class leads in 3. Figures are EPA test data, not manufacturer claims.
2015–2027
Mercedes-Benz SL-Class
Two Seaters · 40 configurations
2015–2027
Chevrolet Corvette
Two Seaters · 49 configurations
Head-to-head specifications
| Metric | Mercedes-Benz SL-Class | Chevrolet Corvette |
|---|---|---|
| Best combined MPG | 23 mpg ✓ | 21 mpg |
| Best city MPG | 21 mpg ✓ | 17 mpg |
| Best highway MPG | 28 mpg | 29 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $3,300 | $3,250 ✓ |
| Lowest CO2 output | 379 g/mi ✓ | 426 g/mi |
| Engines offered | SIDI, SIDI; Mild Hybrid, SIDI; PHEV, 6.0 | SIDI & PFI, SIDI, SIDI & PFI; Hybrid, SIDI; Hybrid |
| Transmissions | Automatic 9-spd, Automatic 7-spd | Automatic (S8), Manual 7-spd |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive | Rear-Wheel Drive, All-Wheel Drive |
| Fuel types | Premium, Premium and Electricity | Premium, Regular |
| EPA class | Two Seaters | Two Seaters |
| Years covered | 2015–2027 | 2015–2027 |
| Configurations on record | 40 | 49 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
SL-Class vs Corvette: common questions
Which is better on gas, the Mercedes-Benz SL-Class or the Chevrolet Corvette?
The Mercedes-Benz SL-Class is the more efficient of the two: it reaches 23 mpg combined versus 21 mpg for the Chevrolet Corvette, a 2 mpg advantage and costs about $50 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Chevrolet Corvette runs about $3,250 a year in fuel at its most efficient configuration, versus about $3,300 for the Mercedes-Benz SL-Class — a difference of roughly $50 per year.
What engines do the SL-Class and Corvette offer?
Mercedes-Benz SL-Class: SIDI, SIDI; Mild Hybrid, SIDI; PHEV, 6.0. Chevrolet Corvette: SIDI & PFI, SIDI, SIDI & PFI; Hybrid, SIDI; Hybrid.
Are they in the same vehicle class?
Yes — the EPA classifies both the Mercedes-Benz SL-Class and the Chevrolet Corvette as Two Seaters, so they compete directly.
More SL-Class comparisons
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