Audi A4 / S4 Audi A4 / S4 2015 Mercedes-Benz S-Class Mercedes-Benz S-Class 2018
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Audi A4 / S4 (2015) vs. Mercedes-Benz S-Class (2018) Specs

How powerful is the engine? How much room is in the back seat? Get the 2015 Audi A4 / S4 and 2018 Mercedes-Benz S-Class specs.

2015 Audi A4 / S4 and 2018 Mercedes-Benz S-Class Specifications

Model Year 2015 2018  
Model Audi A4 / S4 Mercedes-Benz S-Class  
Engine  
Transmission  
Drivetrain  
Body 4dr Sedan 4dr Sedan, ext.  
      Difference
Wheelbase 110.6 in 124.6 in -14 in
Length 185.1 in 206.5 in -21.4 in
Width 71.9 in 74.8 in -2.9 in
Height 56.2 in 58.7 in -2.5 in
Curb Weight 3509 lb. 4731 lb. -1222 lb.
Fuel Capacity 16.9 gal. 21.1 gal. -4.2 gal.
Headroom, Row 1 40.0 in 39.7 in 0.3 in
Shoulder Room, Row 1 55.5 in 59.7 in -4.2 in
Legroom, Row 1 41.3 in 41.4 in -0.1 in
Headroom, Row 2 37.5 in 37.4 in 0.1 in
Shoulder Room, Row 2 54.3 in 59.1 in -4.8 in
Legroom, Row 2 35.2 in 43.1 in -7.9 in
Total Legroom 76.5 in (over 2 rows) 84.5 in (over 2 rows) -8 in
Cargo Volume 12.4 ft3 16.3 ft3 -3.9 ft3

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