Global EV Comparison: BMW iX xDrive45 vs Audi Q8 e-tron 55 quattro
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General Info
Both vehicles are currently in production and can be purchased new. The BMW iX xDrive45 (2025-...) has a starting price of €83500, compared to the Audi Q8 e-tron 55 quattro (2022-…), which starts at €87300.
The two vehicles share the same body style: SUV.
| Property | BMW iX xDrive45 | Audi Q8 e-tron 55 quattro |
|---|---|---|
| Years of Production | 2025-… | 2022-… |
| Current Status | Produced | Produced |
| Country of Manufacture | Germany | Belgium, China |
| Body Style | SUV | SUV |
| Market Availability | EU, USA | EU, USA |
| Price Europe (New) | €83500 | €87300 |
| Price Europe (Used) | - Price Europe (Used) | €62890 |
| GCC Score | 7.1 | 6.5 |
Range and Efficiency
Even though the Audi Q8 e-tron 55 quattro (2022-…) has a larger battery, the BMW iX xDrive45 (2025-...) higher energy efficiency results in a longer real-world driving range.
| Property | BMW iX xDrive45 | Audi Q8 e-tron 55 quattro |
|---|---|---|
| Range (EPA) | 502 km | 459 km |
| Range (WLTP) | 602 km | 582 km |
| Range (GCC) | 477 km | 455 km |
| Battery Capacity (Nominal) | 100 kWh | 114 kWh |
| Battery Capacity (Usable) | 94.8 kWh | 106 kWh |
| Efficiency per 100 km | 19.9 kWh/100 km | 23.3 kWh/100 km |
| Efficiency per kWh | 5.03 km/kWh | 4.29 km/kWh |
| Range and Efficiency Score | 7.1 | 5.8 |
Charging
Both vehicles utilize a standard 400-volt architecture.
The BMW iX xDrive45 (2025-...) offers faster charging speeds at DC stations, reaching up to 175 kW, while the Audi Q8 e-tron 55 quattro (2022-…) maxes out at 170 kW.
Both vehicles are equipped with the same on-board charger, supporting a maximum AC charging power of 11 kW.
| Property | BMW iX xDrive45 | Audi Q8 e-tron 55 quattro |
|---|---|---|
| Max Charging Power (AC) | 11 kW | 11 kW |
| Max Charging Power (DC) | 175 kW | 170 kW |
| Architecture | 400 V | 400 V |
| Charge Port | CCS Type 2 | CCS Type 2 |
| Charging Score | 7 | 6.8 |
Performance
Both vehicles are all-wheel drive.
Both cars offer the same motor power, but the BMW iX xDrive45 (2025-...) achieves a faster 0-100 km/h time.
| Property | BMW iX xDrive45 | Audi Q8 e-tron 55 quattro |
|---|---|---|
| Drive Type | AWD | AWD |
| Motor Type | PMSM (front), PMSM (rear) | IM (front), IM (rear) |
| Motor Power (kW) | 300 kW | 300 kW |
| Motor Power (hp) | 402 hp | 402 hp |
| Motor Torque | 700 Nm | 664 Nm |
| 0-100 km/h | 5.1 s | 5.6 s |
| Top Speed | 200 km/h | 200 km/h |
| Performance Score | 5.8 | 5.6 |
Dimensions
The BMW iX xDrive45 (2025-...) is taller, but has a similar length and width to the Audi Q8 e-tron 55 quattro (2022-…).
The BMW iX xDrive45 (2025-...) boasts a more extended wheelbase.
| Property | BMW iX xDrive45 | Audi Q8 e-tron 55 quattro |
|---|---|---|
| Length | 4965 mm | 4915 mm |
| Width (with Mirrors) | 2230 mm | 2189 mm |
| Width (w/o Mirrors) | 1970 mm | 1937 mm |
| Height | 1695 mm | 1633 mm |
| Wheelbase | 3000 mm | 2928 mm |
Cargo and Towing
The Audi Q8 e-tron 55 quattro (2022-…) features a larger trunk, but the BMW iX xDrive45 (2025-...) offers greater maximum cargo capacity when the rear seats are folded.
A frunk (front trunk) is available in the Audi Q8 e-tron 55 quattro (2022-…), but the BMW iX xDrive45 (2025-...) doesn’t have one.
The BMW iX xDrive45 (2025-...) is better suited for heavy loads, offering a greater towing capacity than the Audi Q8 e-tron 55 quattro (2022-…).
| Property | BMW iX xDrive45 | Audi Q8 e-tron 55 quattro |
|---|---|---|
| Number of Seats | 5 | 5 |
| Curb Weight | 2525 kg | 2585 kg |
| Cargo Volume (Trunk) | 500 l | 569 l |
| Cargo Volume (Max) | 1750 l | 1637 l |
| Cargo Volume (Frunk) | - Cargo Volume (Frunk) | 62 l |
| Towing Capacity | 2500 kg | 1800 kg |
| Cargo and Towing Score | 8.4 | 7.7 |
