USA EV Comparison: Audi A6 Sportback e-tron S vs e-tron GT quattro

Both vehicles are currently in production. The Audi S6 Sportback e-tron (2024-…) has a starting price of $78700, while the Audi e-tron GT quattro (2025-…) is not sold in the United States.

The Audi S6 Sportback e-tron (2024-…) is a Liftback, whereas the Audi e-tron GT quattro (2025-…) is a Sedan.

Even though the Audi e-tron GT quattro (2025-…) has a larger battery, the Audi S6 Sportback e-tron (2024-…) higher energy efficiency results in a longer real-world driving range.

Both vehicles feature an advanced 800-volt architecture.

The Audi e-tron GT quattro (2025-…) offers faster charging speeds at DC stations, reaching up to 320 kW, while the Audi S6 Sportback e-tron (2024-…) maxes out at 270 kW.

The Audi S6 Sportback e-tron (2024-…) features a more powerful on-board charger, supporting a maximum AC charging power of 11 kW, whereas the Audi e-tron GT quattro (2025-…) is limited to 9.6 kW.

Both vehicles are all-wheel drive.

Although the Audi e-tron GT quattro (2025-…) has more power, the Audi S6 Sportback e-tron (2024-…) achieves a faster 0-60 mph time.

The Audi e-tron GT quattro (2025-…) has a wider body, offering a more shoulder room, while the Audi S6 Sportback e-tron (2024-…) stands taller for a more elevated driving position. Despite these differences, their lengths are nearly identical.

Both models have similar wheelbase lengths.

The Audi S6 Sportback e-tron (2024-…) 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 S6 Sportback e-tron (2024-…) has a towing capacity of up to 4630 lb, whereas the Audi e-tron GT quattro (2025-…) is not officially rated for towing in the US.