Comparison
Audi A6 e-tron vs Mercedes-Benz CLA Electric
Premium vs CLA 250+ with EQ Technology: range, price, charging, running costs and road-trip stops.
Best range Mercedes-Benz CLA Electric 374 mi vs 348 mi
Best value Mercedes-Benz CLA Electric $47,950 vs $66,700
Faster charging Audi A6 e-tron 21 min vs 22 min
5-yr energy Mercedes-Benz CLA Electric $4,700 vs $4,200
Winner by category
6 categories comparedRange winner
Mercedes-Benz CLA Electric
374 mi vs 348 mi
Value winner
Mercedes-Benz CLA Electric
$128/mi vs $192/mi
Charging winner
Audi A6 e-tron
21 min vs 22 min
Efficiency winner
Mercedes-Benz CLA Electric
270 Wh/mi vs 303 Wh/mi
Utility/family winner
Audi A6 e-tron
Ahead on seats, cargo, and tow capacity
Performance winner
Audi A6 e-tron
5.3 s vs 6.6 s
Side-by-side comparison
Featured trims| Spec | Audi A6 e-tron | Mercedes-Benz CLA Electric |
|---|---|---|
| Trim used | Premium | CLA 250+ with EQ Technology |
| MSRP (USD) | $66,700 | $47,950 (better) |
| Range | 348 mi | 374 mi (better) |
| Efficiency | 303 Wh/mi • 3.3 mi/kWh | 270 Wh/mi • 3.7 mi/kWh (better) |
| Battery (usable) | 94.9 kWh (better) | 85 kWh |
| Seats | 5 | 5 |
| Drivetrain | RWD | RWD |
| Body type | Sedan | Sedan |
| DC max | 270 kW | 320 kW (better) |
| AC max | 11 kW (better) | 10 kW |
| 10–80% (DC) | 21 min (better) | 22 min |
| Roadtrip score | 89.1 | 91.1 (better) |
| Miles added (15 min est.) | 157 mi (better) | 150 mi |
| USD per mile of range | 192 $/mi | 128 $/mi (better) |
| 0–60 mph | 5.3 s (better) | 6.6 s |
| Top speed | 131 mph (better) | 130 mph |
| Cargo | 18 cu ft (better) | 10.3 cu ft |
Pick the Audi A6 e-tron if…
- You haul gear: 18 vs 10.3 cu ft of listed cargo space.
- You care about acceleration: 0-60 mph in 5.3 vs 6.6 seconds.
Pick the Mercedes-Benz CLA Electric if…
- You want the lower price: $47,950 vs $66,700 to start, $18,750 less.
- You drive long days: 374 vs 348 miles of rated range.
- You want lower running costs: about $4,200 vs $4,700 in energy over 5 years.
- You want to use Tesla Superchargers without an adapter: it has a native NACS port.
5-year energy cost: Audi A6 e-tron vs Mercedes-Benz CLA Electric
| Charging mix | Audi A6 e-tron | Mercedes-Benz CLA Electric |
|---|---|---|
| Efficiency | 303 Wh/mi | 270 Wh/mi |
| All home charging | $3,450 | $3,050 |
| 80% home, 20% public DC | $4,700 | $4,200 |
| All public DC fast charging | $9,700 | $8,650 |
60,000 miles (12,000 a year) at rated efficiency, $0.17/kWh at home, $0.48/kWh at public fast chargers, plus 10% charging loss. A 30 mpg gas car at $3.20/gal would spend about $6,400 on fuel over the same miles. Use your own rates.
500-mile road trip: charging stops
| Audi A6 e-tron | Mercedes-Benz CLA Electric | |
|---|---|---|
| First leg (90% to 10%) | 237 mi | 254 mi |
| Each leg after a 10-80% stop | 207 mi | 223 mi |
| Fast-charge stops | 2 | 2 |
| Time spent charging | about 40 min | about 45 min |
| DC port | CCS1 | NACS |
Highway range taken as 85% of rated range. Each stop is counted as a full 10-80% session at the listed time, so the last stop is often shorter in practice. Cold weather and high speeds add stops. Charging time calculator.
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