Audi TT RS vs Cadillac CT6
The Cadillac CT6 starts about $14,405 lower, returns better fuel economy, carries more luggage and makes more power than the Audi TT RS. Here is how the two compare on the numbers that decide most purchases.
| Measure | Audi TT RS | Cadillac CT6 |
|---|---|---|
| Price rangeOriginal sticker prices across all trims. | $64,900–$67,600 | $50,495–$94,895✓ |
| Years covered | 2018–2020 | 2016–2020 |
| Fuel economyBest figure quoted across the range. | 23 mpg | 31 mpg✓ |
| Power | 400 hp | 550 hp✓ |
| Cargo space | 12 cu ft | 15.3 cu ft✓ |
| Seats | 4 | 5✓ |
| Fuel types | Petrol | Petrol |
| Drivetrains | AWD | RWD, AWD |
| Safety rating | — | Not rated |
| Reliability | — | — |
| Insurance (yr) | — | — |
| Resale value | — | — |
| Recalls | — | — |
Audi TT RS vs Cadillac CT6: common questions
Is the Audi TT RS cheaper than the Cadillac CT6?
No — the Cadillac CT6 has the lower entry price. The Audi TT RS spans $64,900–$67,600 and the Cadillac CT6 spans $50,495–$94,895, based on original sticker prices across all trims.
Which is more fuel efficient, the Audi TT RS or the Cadillac CT6?
The Cadillac CT6 is more efficient, quoting 31 mpg against 23 mpg for the other.
Which has more cargo space, the Audi TT RS or the Cadillac CT6?
The Cadillac CT6 holds more, at 15.3 cubic feet versus 12.
Which should I buy, the Audi TT RS or the Cadillac CT6?
It depends on what you weight most. The Cadillac CT6 starts about $14,405 lower, returns better fuel economy, carries more luggage and makes more power than the Audi TT RS. 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.