Audi A6 e-tron vs Mercedes-Benz GLC
How the Audi A6 e-tron and the Mercedes-Benz GLC compare on real-world range, battery size and efficiency. WLTP is a lab figure — the winter, motorway and city estimates below show what each car really does on the road.
Specifications side by side
| Audi A6 e-tron | Mercedes-Benz GLC | |
|---|---|---|
| WLTP range | 470 mi | 443 mi |
| Usable battery | 94.9 kWh | 94 kWh |
| WLTP consumption | 12.6 kWh/100 km | 13.2 kWh/100 km |
| Model year | 2025 | 2026 |
Real-world range, side by side
| Audi A6 e-tron | Mercedes-Benz GLC | |
|---|---|---|
| Winter (−10 °C) | 311 mi | 293 mi |
| Warm weather (30 °C) | 446 mi | 421 mi |
| Motorway | 367 mi | 345 mi |
| City | 507 mi | 478 mi |
The verdict
- Longer range (WLTP)
- Audi A6 e-tron
- Further in winter
- Audi A6 e-tron
- More efficient
- Audi A6 e-tron
Frequently asked questions
- Which has more range, the Audi A6 e-tron or the Mercedes-Benz GLC?
- On the official WLTP cycle the Audi A6 e-tron is rated 470 mi and the Mercedes-Benz GLC 443 mi. In cold winter driving (around −10 °C) expect roughly 311 mi from the Audi A6 e-tron and 293 mi from the Mercedes-Benz GLC.
- Which electric car is more efficient?
- Efficiency is the WLTP energy use per 100 km, where lower is better — compare the consumption figures in the table above. The more efficient car uses less electricity for the same distance, so it costs less to charge.