2018 Mercedes-Benz GLA-Class vs 2018 Mercedes-Benz GLS-Class
Published figures side by side. Rows where our sources have no value for a vehicle read “Not available”. Configurations differ within a model year, so ranges are shown where they apply.
| Specification | 2018 Mercedes-Benz GLA-Class | 2018 Mercedes-Benz GLS-Class |
|---|---|---|
| Engine | ||
| Engine | Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI), 2.0L 4-cylinder turbocharged (SIDI; FFV) | Varies by configuration: 5.5L 8-cylinder turbocharged (SIDI), 3.0L 6-cylinder turbocharged (SIDI), 4.7L 8-cylinder turbocharged (SIDI) |
| Displacement | 2.0 L | 3.0 L to 5.5 L |
| Cylinders | 4 | 6 to 8 |
| Aspiration | Turbocharged | Turbocharged |
| Fuel type | Varies by configuration: Gasoline, Flex fuel | Gasoline |
| Transmission and drivetrain | ||
| Transmission | Automatic | Automatic |
| Gears | 7 | 7 to 9 |
| Drivetrain | Varies by configuration: 4WD, FWD | 4WD |
| Fuel economy and range | ||
| Combined | 27 mpg (8.7 L/100 km) to 25 mpg (9.4 L/100 km) | 19 mpg (12.4 L/100 km) to 15 mpg (15.7 L/100 km) |
| City | 24 mpg (9.8 L/100 km) to 22 mpg (10.7 L/100 km) | 17 mpg (13.8 L/100 km) to 13 mpg (18.1 L/100 km) |
| Highway | 33 mpg (7.1 L/100 km) to 28 mpg (8.4 L/100 km) | 22 mpg (10.7 L/100 km) to 18 mpg (13.1 L/100 km) |