| Model Year | 2010 | 2023 | |
| Model | Audi A4 / S4 | Lexus RC | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 2dr Coupe | |
| Difference | |||
| Wheelbase | 2,809 mm | 2,731 mm | 0 mm |
| Length | 4,704 mm | 4,694 mm | 0 mm |
| Width | 1,826 mm | 1,839 mm | 0 mm |
| Height | 1,427 mm | 1,394 mm | 0 mm |
| Curb Weight | 1,628 kg | 1,695 kg | 0 kg |
| Fuel Capacity | 64 L | 66 L | -2 L |
| Headroom, Row 1 | 1,016 mm | 991 mm | -990 mm |
| Shoulder Room, Row 1 | 1,410 mm | 1,389 mm | 0 mm |
| Hip Room, Row 1 | 0 mm | 1,369 mm | -1 mm |
| Legroom, Row 1 | 1,049 mm | 1,153 mm | 0 mm |
| Headroom, Row 2 | 953 mm | 884 mm | 69 mm |
| Shoulder Room, Row 2 | 1,379 mm | 1,290 mm | 0 mm |
| Hip Room, Row 2 | 0 mm | 1,140 mm | -1 mm |
| Legroom, Row 2 | 894 mm | 693 mm | 201 mm |
| Total Legroom | 1,943 mm (over 2 rows) | 1,847 mm (over 2 rows) | 0 mm |
| Cargo Volume | 351 L | 294 L | 57 L |
| 2010 Audi A4 / S4 Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2010 | 4dr Wagon turbocharged 211hp 2.0L I4 6-speed shiftable automatic AWD |
Huh, never have, never will sit in the back of this car...It is a hoot to drive see full Audi A4 / S4 review |
| 2010 | 4dr Sedan supercharged 333hp 3.0L V6 7-speed automated manual AWD |
Padding a bit stiff see full Audi A4 / S4 review |
| 2010 | 4dr Sedan supercharged 333hp 3.0L V6 7-speed automated manual AWD |
Too narrow see full Audi A4 / S4 review |
None of our members have yet commented on the seat room and comfort of the 2023 Lexus RC.