Kia Optima Sportswagon (2017) is 26 mm (1.02 inch) wider and 10 mm (0.39 inch) higher than Toyota Avalon (2014).
Toyota Avalon (2014) is 103 mm (4.06 inch) longer, 146 kg (322 lbs) lighter and has 13 liters (0.46 ft3) bigger cargo space than Kia Optima Sportswagon (2017).
Size difference at a glance
Kia Optima Sportswagon (2017) is 2.1% shorter than Toyota Avalon (2014).
Kia Optima Sportswagon (2017) is 1.4% wider than Toyota Avalon (2014).
Kia Optima Sportswagon (2017) is 0.7% taller than Toyota Avalon (2014).
Kia Optima Sportswagon (2017) is 9.3% heavier than Toyota Avalon (2014).
Kia Optima Sportswagon (2017) is 2.9% smaller in cargo space than Toyota Avalon (2014).
Overall footprint
Toyota Avalon (2014) has a 0.7% smaller overall footprint (length × width).
Side-by-side size
Length
Width
Height
Weight
Cargo space
Kia Optima Sportswagon (2017) Toyota Avalon (2014)
