Kia Optima 2010–2015 vs Lexus GS 2011–2018 size comparison

Lexus GS 2011–2018 has the same length as Kia Optima 2010–2015. It is 10 mm (0.5%) wider, the same height and 55 mm (2.0%) longer in wheelbase. Boot space with the seats up is 436 L and 405 L (-31 L).

DimensionKia Optima 2010–2015Lexus GS 2011–2018Difference
Length4845 mm4845 mm0 mm (0.0%)
Width1830 mm1840 mm+10 mm (+0.5%)
Height1455 mm1455 mm0 mm (0.0%)
Wheelbase2795 mm2850 mm+55 mm (+2.0%)
Boot436 L405 L-31 L

Kia Optima 2010–2015 dimensions · Lexus GS 2011–2018 dimensions