| Cadillac CT6 | Audi A6 |
| Cadillac | Audi |
| CT6 3.6 AWD | A6 3.0 (55 TFSI quattro) |
| 2015 | 2018 |
| 4/5 | 4/5 |
| Sedan | Sedan |
| 1781 | 1760 |
| 250 |
| 5 |
| 6.1 |
| 433 | 530 |
| 5182 | 4939 |
| 1880 | 1886 |
| 1471 | 1457 |
| 3109 | 2924 |
| 1608/1626 | 1630/1617 |
| Gasoline Direct Injection | Gasoline Direct Injection, turbocharging / electric drive |
| 3649 | 2995 |
| 11.8 | 11.2 |
| V6 | V6 |
| 95x85.6 | 84.5х89 |
| 24 | 24 |
| 340/6800 | 340/5000-6500+16 |
| 385/5300 | 500/1370-4500 |
| 8-speed automatic | 7-speed automatic S-Tronic |
| All wheel drive | Four-wheel drive |
Upper and lower A-arm (double wishbone) | Upper and lower A-arm (double wishbone) |
multi-link suspensions | multi-link suspensions |
| 235/50 R17, 245/45 R18 | 225/55 R18 |
| 5x120 ET48 d72.6
| 5x112 ET39 d66.6
|
| Ventilated discs | Ventilated discs |
| Ventilated discs | Ventilated discs |
| 9 |
| 5.5 |
| 6.8 |
| 95 | 95 |
| 72 | 63 |
| Cadillac CT6 | Audi A6 |