BMW X4 M vs Cadillac CT6
The BMW X4 M carries more luggage, while the Cadillac CT6 starts about $22,905 lower, returns better fuel economy and makes more power. Here is how the two compare on the numbers that decide most purchases.
| Measure | BMW X4 M | Cadillac CT6 |
|---|---|---|
| Price rangeOriginal sticker prices across all trims. | $73,400–$80,400 | $50,495–$94,895✓ |
| Years covered | 2020–2024 | 2016–2020 |
| Fuel economyBest figure quoted across the range. | 17 mpg | 31 mpg✓ |
| Power | 503 hp | 550 hp✓ |
| Cargo space | 18.5 cu ft✓ | 15.3 cu ft |
| Seats | 5 | 5 |
| Fuel types | Petrol | Petrol |
| Drivetrains | AWD | RWD, AWD |
| Safety rating | Not rated (NHTSA) | Not rated |
| Reliability | — | — |
| Insurance (yr) | — | — |
| Resale value | — | — |
| Recalls | — | — |
BMW X4 M vs Cadillac CT6: common questions
Is the BMW X4 M cheaper than the Cadillac CT6?
No — the Cadillac CT6 has the lower entry price. The BMW X4 M spans $73,400–$80,400 and the Cadillac CT6 spans $50,495–$94,895, based on original sticker prices across all trims.
Which is more fuel efficient, the BMW X4 M or the Cadillac CT6?
The Cadillac CT6 is more efficient, quoting 31 mpg against 17 mpg for the other.
Which has more cargo space, the BMW X4 M or the Cadillac CT6?
The BMW X4 M holds more, at 18.5 cubic feet versus 15.3.
Which should I buy, the BMW X4 M or the Cadillac CT6?
It depends on what you weight most. The BMW X4 M carries more luggage, while the Cadillac CT6 starts about $22,905 lower, 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.