| Model Year | 2016 | 2023 | |
| Model | Scion iM | Ford Mustang | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Hatch | 2dr Coupe | |
| Difference | |||
| Wheelbase | 2,601 mm | 2,720 mm | 0 mm |
| Length | 4,331 mm | 4,788 mm | 0 mm |
| Width | 1,760 mm | 1,915 mm | 0 mm |
| Height | 1,405 mm | 1,379 mm | 0 mm |
| Curb Weight | 1,335 kg | 1,584 kg | 0 kg |
| Fuel Capacity | 53 L | 59 L | -6 L |
| Headroom, Row 1 | 1,008 mm | 955 mm | -954 mm |
| Shoulder Room, Row 1 | 1,379 mm | 1,430 mm | 0 mm |
| Hip Room, Row 1 | 0 mm | 1,394 mm | -1 mm |
| Legroom, Row 1 | 1,059 mm | 1,085 mm | 0 mm |
| Headroom, Row 2 | 953 mm | 884 mm | 69 mm |
| Shoulder Room, Row 2 | 1,374 mm | 1,326 mm | 0 mm |
| Hip Room, Row 2 | 0 mm | 1,204 mm | -1 mm |
| Legroom, Row 2 | 831 mm | 737 mm | 94 mm |
| Total Legroom | 1,890 mm (over 2 rows) | 1,821 mm (over 2 rows) | 0 mm |
| Cargo Volume, Minimum | 589 L | 382 L | 207 L |
| Cargo Volume, Maximum | 0 L | 13.5 | -13.5 L |
None of our members have yet commented on the seat room and comfort of the 2016 Scion iM.
None of our members have yet commented on the seat room and comfort of the 2023 Ford Mustang.