Audi A8 vs BMW M5
The Audi A8 starts about $25,900 lower, returns better fuel economy and carries more luggage, while the BMW M5 makes more power. Here is how the two compare on the numbers that decide most purchases.
| Measure | Audi A8 | BMW M5 |
|---|---|---|
| Price rangeOriginal sticker prices across all trims. | $67,700–$137,900✓ | $93,600–$120,675 |
| Years covered | 2015–2026 | 2015–2026 |
| Fuel economyBest figure quoted across the range. | 28 mpg✓ | 22 mpg |
| Power | 563 hp | 717 hp✓ |
| Cargo space | 17.8 cu ft✓ | 14 cu ft |
| Seats | 5 | 5 |
| Fuel types | Petrol, Hybrid, Diesel | Petrol, Hybrid |
| Drivetrains | AWD, RWD | RWD, AWD |
| Safety rating | — | Not rated |
| Reliability | — | — |
| Insurance (yr) | — | — |
| Resale value | — | — |
| Recalls | — | — |
Audi A8 vs BMW M5: common questions
Is the Audi A8 cheaper than the BMW M5?
Yes — the Audi A8 has the lower entry price. The Audi A8 spans $67,700–$137,900 and the BMW M5 spans $93,600–$120,675, based on original sticker prices across all trims.
Which is more fuel efficient, the Audi A8 or the BMW M5?
The Audi A8 is more efficient, quoting 28 mpg against 22 mpg for the other.
Which has more cargo space, the Audi A8 or the BMW M5?
The Audi A8 holds more, at 17.8 cubic feet versus 14.
Which should I buy, the Audi A8 or the BMW M5?
It depends on what you weight most. The Audi A8 starts about $25,900 lower, returns better fuel economy and carries more luggage, while the BMW M5 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.