GMC Sierra 1500 2015–2018 vs RAM 1500 2025– size comparison
RAM 1500 2025– is 87 mm (1.5%) longer than GMC Sierra 1500 2015–2018. It is 52 mm (2.6%) wider, 87 mm (4.6%) taller and 27 mm (0.7%) longer in wheelbase. Boot space with the seats up is 1512 L and 1500 L (-12 L).
| Dimension | GMC Sierra 1500 2015–2018 | RAM 1500 2025– | Difference |
|---|---|---|---|
| Length | 5829 mm | 5916 mm | +87 mm (+1.5%) |
| Width | 2032 mm | 2084 mm | +52 mm (+2.6%) |
| Height | 1884 mm | 1971 mm | +87 mm (+4.6%) |
| Wheelbase | 3645 mm | 3672 mm | +27 mm (+0.7%) |
| Boot | 1512 L | 1500 L | -12 L |
GMC Sierra 1500 2015–2018 dimensions · RAM 1500 2025– dimensions