Mercedes GLC-Class (2016) is 56 mm (2.20 inch) wider and 199 mm (7.83 inch) higher than Toyota Avalon (2017).
Toyota Avalon (2017) is 302 mm (11.89 inch) longer, 531 kg (1,171 lbs) lighter and has 103 liters (3.64 ft3) bigger cargo space than Mercedes GLC-Class (2016).