GMC Acadia 2020–2023 vs Tank 300L 2026– size comparison

Tank 300L 2026– is 26 mm (0.5%) shorter than GMC Acadia 2020–2023. It is 69 mm (3.6%) wider, 233 mm (13.8%) taller and 152 mm (5.3%) longer in wheelbase.

DimensionGMC Acadia 2020–2023Tank 300L 2026–Difference
Length4912 mm4886 mm-26 mm (-0.5%)
Width1915 mm1984 mm+69 mm (+3.6%)
Height1694 mm1927 mm+233 mm (+13.8%)
Wheelbase2858 mm3010 mm+152 mm (+5.3%)

GMC Acadia 2020–2023 dimensions · Tank 300L 2026– dimensions