Audi S8 vs BMW M8
The Audi S8 starts about $15,100 lower and carries more luggage, while the BMW M8 returns better fuel economy and makes more power. Here is how the two compare on the numbers that decide most purchases.
| Measure | Audi S8 | BMW M8 |
|---|---|---|
| Price rangeOriginal sticker prices across all trims. | $114,900–$131,295✓ | $130,000–$138,800 |
| Years covered | 2015–2026 | 2020–2026 |
| Fuel economyBest figure quoted across the range. | 20 mpg | 21 mpg✓ |
| Power | 605 hp | 617 hp✓ |
| Cargo space | 17.8 cu ft✓ | 14.8 cu ft |
| Seats | 5✓ | 4 |
| Fuel types | Petrol | Petrol |
| Drivetrains | AWD | AWD |
| Safety rating | — | Not rated |
| Reliability | — | — |
| Insurance (yr) | — | — |
| Resale value | — | — |
| Recalls | — | — |
Audi S8 vs BMW M8: common questions
Is the Audi S8 cheaper than the BMW M8?
Yes — the Audi S8 has the lower entry price. The Audi S8 spans $114,900–$131,295 and the BMW M8 spans $130,000–$138,800, based on original sticker prices across all trims.
Which is more fuel efficient, the Audi S8 or the BMW M8?
The BMW M8 is more efficient, quoting 21 mpg against 20 mpg for the other.
Which has more cargo space, the Audi S8 or the BMW M8?
The Audi S8 holds more, at 17.8 cubic feet versus 14.8.
Which should I buy, the Audi S8 or the BMW M8?
It depends on what you weight most. The Audi S8 starts about $15,100 lower and carries more luggage, while the BMW M8 returns better fuel economy and makes more power. Here is how the two compare on the numbers that decide most purchases. Cars4Real shows both cars' full trim tables, owner reviews, safety records and depreciation so you can judge against your own priorities rather than a generic verdict.