Mercedes-Benz C-Klasse and predecessors (2011 – 2013) vs Audi A6 (2011 – 2014): specs compared

The Audi A6 is the more powerful of the two, with up to 313 hp against 306 hp. It is quicker, reaching 100 km/h in 5.1 s against 6.0 s. It has the higher top speed: 270 km/h against 262 km/h. The Mercedes-Benz C-Klasse and predecessors uses less fuel, from 4.4 L/100 km against 4.9 L/100 km. It is the lighter car, from 1,480 kg against 1,540 kg. At 4,915 mm, the Audi A6 is 325 mm longer than the Mercedes-Benz C-Klasse and predecessors.

Specification Mercedes-Benz C-Klasse and predecessors Mercedes-Benz C-Klasse and predecessors 2011 – 2013 Audi A6 Audi A6 2011 – 2014
Overview
Origin Germany Germany
Documented years 2011 – 2013 2011 – 2014
Body style — —
Variants 17 18
Fuel Diesel, Petrol Diesel, Petrol, Hybrid
Drive RWD · AWD FWD · AWD
Gearbox Automatic · Manual Automatic · Manual
Performance
Power 120 – 306 hp 177 – 313 hp
Torque 229 – 620 Nm 279 – 649 Nm
0–100 km/h 6.0 – 10.5 s 5.1 – 8.7 s
Top speed 206 – 262 km/h 209 – 270 km/h
Economy
Fuel economy 4.4 – 8.7 L/100 km 4.9 – 10.7 L/100 km
Dimensions
Length 4,590 mm 4,915 mm
Width 1,770 mm 1,875 mm
Height 1,445 – 1,448 mm 1,455 mm
Wheelbase 2,761 mm 2,911 mm
Curb weight 1,480 – 1,735 kg 1,540 – 1,865 kg

Ranges cover all variants of each car. The highlight marks the best version per row.

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