Buick Regal Sportback (2020) is 41 mm (1.61 inch) higher, 208 kg (459 lbs) lighter and has 70 liters (2.47 ft3) bigger cargo space than Mercedes S-Class Coupe (2017).
Mercedes S-Class Coupe (2017) is 126 mm (4.96 inch) longer and 35 mm (1.38 inch) wider than Buick Regal Sportback (2020).
Size difference at a glance
Buick Regal Sportback (2020) is 2.5% shorter than Mercedes S-Class Coupe (2017).
Buick Regal Sportback (2020) is 1.8% narrower than Mercedes S-Class Coupe (2017).
Buick Regal Sportback (2020) is 2.9% taller than Mercedes S-Class Coupe (2017).
Buick Regal Sportback (2020) is 10.7% lighter than Mercedes S-Class Coupe (2017).
Buick Regal Sportback (2020) is 17.5% larger in cargo space than Mercedes S-Class Coupe (2017).
Overall footprint
Mercedes S-Class Coupe (2017) has a 4.3% smaller overall footprint (length × width).
Side-by-side size
Length
Width
Height
Weight
Cargo space
Buick Regal Sportback (2020) Mercedes S-Class Coupe (2017)
