USA EV Comparison: Audi Q8 Sportback e-tron 55 quattro vs Q6 Sportback e-tron S
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General Info
Both vehicles are currently in production. The Audi Q8 Sportback e-tron 55 quattro (2022-…) has a starting price of $77800, while the Audi SQ6 Sportback e-tron (2025-…) is not sold in the United States.
The two vehicles share the same body style: SUV.
| Property | Audi Q8 Sportback e-tron 55 quattro | Audi Q6 Sportback e-tron S |
|---|---|---|
| Years of Production | 2022-… | 2025-… |
| Current Status | Produced | Produced |
| Country of Manufacture | Belgium, China | Germany |
| Body Style | SUV | SUV |
| Market Availability | EU, USA | EU |
| Price USA (New) | $77800 | - Price USA (New) |
| Price USA (Used) | $54500 | - Price USA (Used) |
| GCC Score | 6.5 | 7.7 |
Range and Efficiency
Even though the Audi Q8 Sportback e-tron 55 quattro (2022-…) has a larger battery, the Audi SQ6 Sportback e-tron (2025-…) higher energy efficiency results in a longer real-world driving range.
| Property | Audi Q8 Sportback e-tron 55 quattro | Audi Q6 Sportback e-tron S |
|---|---|---|
| Range (EPA) | 296 mi | - Range (EPA) |
| Range (WLTP) | 373 mi | 377 mi |
| Range (GCC) | 290 mi | 321 mi |
| Battery Capacity (Nominal) | 114 kWh | 100 kWh |
| Battery Capacity (Usable) | 106 kWh | 94.9 kWh |
| Efficiency per 100 mi | 36.6 kWh/100 mi | 29.6 kWh/100 mi |
| Efficiency per kWh | 2.74 mi/kWh | 3.38 mi/kWh |
| Range and Efficiency Score | 6.1 | 8.1 |
Charging
The Audi SQ6 Sportback e-tron (2025-…) features an advanced 800-volt architecture, whereas the Audi Q8 Sportback e-tron 55 quattro (2022-…) relies on a standard 400-volt system.
The Audi SQ6 Sportback e-tron (2025-…) offers faster charging speeds at DC stations, reaching up to 270 kW, while the Audi Q8 Sportback e-tron 55 quattro (2022-…) maxes out at 170 kW.
The Audi SQ6 Sportback e-tron (2025-…) features a more powerful on-board charger, supporting a maximum AC charging power of 11 kW, whereas the Audi Q8 Sportback e-tron 55 quattro (2022-…) is limited to 9.6 kW.
| Property | Audi Q8 Sportback e-tron 55 quattro | Audi Q6 Sportback e-tron S |
|---|---|---|
| Max Charging Power (AC) | 9.6 kW | 11 kW |
| Max Charging Power (DC) | 170 kW | 270 kW |
| Architecture | 400 V | 800 V |
| Charge Port | CCS Type 1 | CCS Type 2 |
| Charging Score | 6.8 | 8.4 |
Performance
Both vehicles are all-wheel drive.
The Audi SQ6 Sportback e-tron (2025-…) boasts greater motor power and accelerates faster from 0 to 60 mph.
| Property | Audi Q8 Sportback e-tron 55 quattro | Audi Q6 Sportback e-tron S |
|---|---|---|
| Drive Type | AWD | AWD |
| Motor Type | IM (front), IM (rear) | IM (front), PMSM (rear) |
| Motor Power (kW) | 300 kW | 380 kW |
| Motor Power (hp) | 402 hp | 510 hp |
| Motor Torque | 490 lb-ft | 631 lb-ft |
| 0-60 mph | 5.4 s | 4.1 s |
| Top Speed | 124 mph | 143 mph |
| Performance Score | 5.6 | 6.8 |
Dimensions
The Audi Q8 Sportback e-tron 55 quattro (2022-…) has a longer body, while the Audi SQ6 Sportback e-tron (2025-…) stands taller, offering a more elevated ride. Their widths are almost identical, so both offer a similar amount of shoulder room.
Both models have similar wheelbase lengths.
| Property | Audi Q8 Sportback e-tron 55 quattro | Audi Q6 Sportback e-tron S |
|---|---|---|
| Length | 193.5 in | 187.8 in |
| Width (with Mirrors) | 86.2 in | 86.3 in |
| Width (w/o Mirrors) | 76.3 in | 76.3 in |
| Height | 63.7 in | 65.6 in |
| Wheelbase | 115.3 in | 113.7 in |
Cargo and Towing
The Audi Q8 Sportback e-tron 55 quattro (2022-…) provides more cargo capacity, featuring both a larger trunk and more space with the rear seats folded.
Both models feature a convenient frunk (front trunk), providing additional storage space.
The Audi SQ6 Sportback e-tron (2025-…) is better suited for heavy loads, offering a greater towing capacity than the Audi Q8 Sportback e-tron 55 quattro (2022-…).
| Property | Audi Q8 Sportback e-tron 55 quattro | Audi Q6 Sportback e-tron S |
|---|---|---|
| Number of Seats | 5 | 5 |
| Curb Weight | 5798 lb | 5291 lb |
| Cargo Volume (Trunk) | 18.6 ft3 | 18 ft3 |
| Cargo Volume (Max) | 55.3 ft3 | 48.5 ft3 |
| Cargo Volume (Frunk) | 2.2 ft3 | 2.3 ft3 |
| Towing Capacity | 4000 lb | 5291 lb |
| Cargo and Towing Score | 7.5 | 7.6 |
