USA EV Comparison: BMW iX xDrive45 vs Audi Q8 Sportback e-tron S
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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 $75150, compared to the Audi SQ8 Sportback e-tron (2023-…), which starts at $92600.
The two vehicles share the same body style: SUV.
| Property | BMW iX xDrive45 | Audi Q8 Sportback e-tron S |
|---|---|---|
| Years of Production | 2025-… | 2023-… |
| Current Status | Produced | Produced |
| Country of Manufacture | Germany | Belgium, China |
| Body Style | SUV | SUV |
| Market Availability | EU, USA | EU, USA |
| Price USA (New) | $75150 | $92600 |
| Price USA (Used) | - Price USA (Used) | $67950 |
| GCC Score | 7.1 | 6.3 |
Range and Efficiency
Even though the Audi SQ8 Sportback e-tron (2023-…) 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 Sportback e-tron S |
|---|---|---|
| Range (EPA) | 312 mi | 253 mi |
| Range (WLTP) | 374 mi | 293 mi |
| Range (GCC) | 296 mi | 242 mi |
| Battery Capacity (Nominal) | 100 kWh | 114 kWh |
| Battery Capacity (Usable) | 94.8 kWh | 106 kWh |
| Efficiency per 100 mi | 32 kWh/100 mi | 43.8 kWh/100 mi |
| Efficiency per kWh | 3.12 mi/kWh | 2.28 mi/kWh |
| Range and Efficiency Score | 7.2 | 4 |
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 SQ8 Sportback e-tron (2023-…) maxes out at 170 kW.
The BMW iX xDrive45 (2025-...) features a more powerful on-board charger, supporting a maximum AC charging power of 11 kW, whereas the Audi SQ8 Sportback e-tron (2023-…) is limited to 9.6 kW.
| Property | BMW iX xDrive45 | Audi Q8 Sportback e-tron S |
|---|---|---|
| Max Charging Power (AC) | 11 kW | 9.6 kW |
| Max Charging Power (DC) | 175 kW | 170 kW |
| Architecture | 400 V | 400 V |
| Charge Port | CCS Type 1 | CCS Type 1 |
| Charging Score | 6.9 | 6.8 |
Performance
Both vehicles are all-wheel drive.
The Audi SQ8 Sportback e-tron (2023-…) boasts greater motor power and accelerates faster from 0 to 60 mph.
| Property | BMW iX xDrive45 | Audi Q8 Sportback e-tron S |
|---|---|---|
| Drive Type | AWD | AWD |
| Motor Type | PMSM (front), PMSM (rear) | IM (front), 2 IM (rear) |
| Motor Power (kW) | 300 kW | 370 kW |
| Motor Power (hp) | 402 hp | 496 hp |
| Motor Torque | 516 lb-ft | 718 lb-ft |
| 0-60 mph | 4.9 s | 4.2 s |
| Top Speed | 124 mph | 130 mph |
| Performance Score | 5.7 | 6.6 |
Dimensions
The BMW iX xDrive45 (2025-...) is taller, but has a similar length and width to the Audi SQ8 Sportback e-tron (2023-…).
The BMW iX xDrive45 (2025-...) boasts a more extended wheelbase.
| Property | BMW iX xDrive45 | Audi Q8 Sportback e-tron S |
|---|---|---|
| Length | 195.5 in | 193.5 in |
| Width (with Mirrors) | 87.8 in | 86.2 in |
| Width (w/o Mirrors) | 77.6 in | 77.8 in |
| Height | 66.7 in | 63.7 in |
| Wheelbase | 118.1 in | 115.3 in |
Cargo and Towing
The Audi SQ8 Sportback e-tron (2023-…) 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 SQ8 Sportback e-tron (2023-…), but the BMW iX xDrive45 (2025-...) doesn’t have one.
The Audi SQ8 Sportback e-tron (2023-…) has a towing capacity of up to 3300 lb, whereas the BMW iX xDrive45 (2025-...) is not officially rated for towing in the US.
| Property | BMW iX xDrive45 | Audi Q8 Sportback e-tron S |
|---|---|---|
| Number of Seats | 5 | 5 |
| Curb Weight | 5566 lb | 6118 lb |
| Cargo Volume (Trunk) | 17.7 ft3 | 18.6 ft3 |
| Cargo Volume (Max) | 61.8 ft3 | 55.3 ft3 |
| Cargo Volume (Frunk) | - Cargo Volume (Frunk) | 2.2 ft3 |
| Towing Capacity | - Towing Capacity | 3300 lb |
| Cargo and Towing Score | 8.4 | 7.5 |
