Audi S5 vs BMW X4
The BMW X4 starts about $7,150 lower, returns better fuel economy, carries more luggage and makes more power than the Audi S5. Here is how the two compare on the numbers that decide most purchases.
| Measure | Audi S5 | BMW X4 |
|---|---|---|
| Price rangeOriginal sticker prices across all trims. | $52,400–$64,595 | $45,250–$64,700✓ |
| Years covered | 2015–2026 | 2015–2025 |
| Fuel economyBest figure quoted across the range. | 24 mpg | 28 mpg✓ |
| Power | 362 hp | 382 hp✓ |
| Cargo space | 12.2 cu ft | 18.5 cu ft✓ |
| Seats | 5 | 5 |
| Fuel types | Petrol | Petrol |
| Drivetrains | AWD, 4WD | AWD |
| Safety rating | — | Not rated |
| Reliability | — | — |
| Insurance (yr) | — | — |
| Resale value | — | — |
| Recalls | — | — |
Audi S5 vs BMW X4: common questions
Is the Audi S5 cheaper than the BMW X4?
No — the BMW X4 has the lower entry price. The Audi S5 spans $52,400–$64,595 and the BMW X4 spans $45,250–$64,700, based on original sticker prices across all trims.
Which is more fuel efficient, the Audi S5 or the BMW X4?
The BMW X4 is more efficient, quoting 28 mpg against 24 mpg for the other.
Which has more cargo space, the Audi S5 or the BMW X4?
The BMW X4 holds more, at 18.5 cubic feet versus 12.2.
Which should I buy, the Audi S5 or the BMW X4?
It depends on what you weight most. The BMW X4 starts about $7,150 lower, returns better fuel economy, carries more luggage and makes more power than the Audi S5. 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.