USA EV Comparison: BMW i4 xDrive40 vs Audi A6 Sportback e-tron quattro
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General Info
Both vehicles are currently in production and can be purchased new. The BMW i4 xDrive40 (2025-...) has a starting price of $64000, compared to the Audi A6 Sportback e-tron quattro (2024-…), which starts at $67900.
The two vehicles share the same body style: Liftback.
| Property | BMW i4 xDrive40 | Audi A6 Sportback e-tron quattro |
|---|---|---|
| Years of Production | 2025-… | 2024-… |
| Current Status | Produced | Produced |
| Country of Manufacture | Germany | Germany |
| Body Style | Liftback | Liftback |
| Market Availability | EU, USA | EU, USA |
| Price USA (New) | $64000 | $67900 |
| GCC Score | 6.4 | 7.5 |
Range and Efficiency
The Audi A6 Sportback e-tron quattro (2024-…) boasts a greater real-world range, a larger battery, and superior energy efficiency compared to the BMW i4 xDrive40 (2025-...).
| Property | BMW i4 xDrive40 | Audi A6 Sportback e-tron quattro |
|---|---|---|
| Range (EPA) | - Range (EPA) | 377 mi |
| Range (WLTP) | 339 mi | 445 mi |
| Range (GCC) | 273 mi | 365 mi |
| Battery Capacity (Nominal) | 83.9 kWh | 100 kWh |
| Battery Capacity (Usable) | 81.1 kWh | 94.9 kWh |
| Efficiency per 100 mi | 29.7 kWh/100 mi | 26 kWh/100 mi |
| Efficiency per kWh | 3.37 mi/kWh | 3.85 mi/kWh |
| Range and Efficiency Score | 7.1 | 9.4 |
Charging
The Audi A6 Sportback e-tron quattro (2024-…) features an advanced 800-volt architecture, whereas the BMW i4 xDrive40 (2025-...) relies on a standard 400-volt system.
The Audi A6 Sportback e-tron quattro (2024-…) offers faster charging speeds at DC stations, reaching up to 270 kW, while the BMW i4 xDrive40 (2025-...) maxes out at 205 kW.
The BMW i4 xDrive40 (2025-...) features a more powerful on-board charger, supporting a maximum AC charging power of 11 kW, whereas the Audi A6 Sportback e-tron quattro (2024-…) is limited to 9.6 kW.
| Property | BMW i4 xDrive40 | Audi A6 Sportback e-tron quattro |
|---|---|---|
| Max Charging Power (AC) | 11 kW | 9.6 kW |
| Max Charging Power (DC) | 205 kW | 270 kW |
| Architecture | 400 V | 800 V |
| Charge Port | CCS Type 1 | CCS Type 2 |
| Charging Score | 6.9 | 8 |
Performance
Both vehicles are all-wheel drive.
The Audi A6 Sportback e-tron quattro (2024-…) boasts greater motor power and accelerates faster from 0 to 60 mph.
| Property | BMW i4 xDrive40 | Audi A6 Sportback e-tron quattro |
|---|---|---|
| Drive Type | AWD | AWD |
| Motor Type | PMSM (front), PMSM (rear) | PMSM (front), PMSM (rear) |
| Motor Power (kW) | 295 kW | 340 kW |
| Motor Power (hp) | 396 hp | 456 hp |
| Motor Torque | 443 lb-ft | 631 lb-ft |
| 0-60 mph | 4.9 s | 4.5 s |
| Top Speed | 124 mph | 130 mph |
| Performance Score | 5.6 | 6.3 |
Dimensions
The Audi A6 Sportback e-tron quattro (2024-…) is longer and wider, but about the same height as the BMW i4 xDrive40 (2025-...).
The Audi A6 Sportback e-tron quattro (2024-…) boasts a more extended wheelbase.
| Property | BMW i4 xDrive40 | Audi A6 Sportback e-tron quattro |
|---|---|---|
| Length | 188.3 in | 194 in |
| Width (with Mirrors) | 81.6 in | 84.1 in |
| Width (w/o Mirrors) | 72.9 in | 75.7 in |
| Height | 57 in | 57.3 in |
| Wheelbase | 112.4 in | 116.1 in |
Cargo and Towing
The Audi A6 Sportback e-tron quattro (2024-…) provides more cargo capacity, featuring both a larger trunk and more space with the rear seats folded.
A frunk (front trunk) is available in the Audi A6 Sportback e-tron quattro (2024-…), but the BMW i4 xDrive40 (2025-...) doesn’t have one.
The Audi A6 Sportback e-tron quattro (2024-…) is better suited for heavy loads, offering a greater towing capacity than the BMW i4 xDrive40 (2025-...).
| Property | BMW i4 xDrive40 | Audi A6 Sportback e-tron quattro |
|---|---|---|
| Number of Seats | 5 | 5 |
| Curb Weight | 4982 lb | 5203 lb |
| Cargo Volume (Trunk) | 16.6 ft3 | 17.7 ft3 |
| Cargo Volume (Max) | 45.6 ft3 | 47 ft3 |
| Cargo Volume (Frunk) | - Cargo Volume (Frunk) | 1 ft3 |
| Towing Capacity | 3500 lb | 4630 lb |
| Cargo and Towing Score | 5 | 5.7 |
