Mercedes-Benz CLS-Klasse (2010 – 2014) vs Porsche Panamera S (2009 – 2013): specs compared

The Mercedes-Benz CLS-Klasse is the more powerful of the two, with up to 408 hp against 400 hp. It is quicker, reaching 100 km/h in 5.2 s against 5.4 s. The Porsche Panamera S has the higher top speed: 285 km/h against 249 km/h. The Mercedes-Benz CLS-Klasse uses less fuel, from 5.1 L/100 km against 10.5 L/100 km. It is the lighter car, from 1,735 kg against 1,770 kg.

Specification Mercedes-Benz CLS-Klasse Mercedes-Benz CLS-Klasse 2010 – 2014 Porsche Panamera S Porsche Panamera S 2009 – 2013
Overview
Origin Germany Germany
Documented years 2010 – 2014 2009 – 2013
Body style — —
Variants 6 2
Fuel Diesel, Petrol Petrol
Drive RWD · AWD RWD
Gearbox Automatic Automatic · Manual
Performance
Power 204 – 408 hp 400 hp
Torque 370 – 620 Nm 502 Nm
0–100 km/h 5.2 – 7.5 s 5.4 – 5.6 s
Top speed 242 – 249 km/h 283 – 285 km/h
Economy
Fuel economy 5.1 – 9.7 L/100 km 10.5 – 12.5 L/100 km
Dimensions
Length 4,940 mm 4,971 mm
Width 1,882 mm 1,930 mm
Height 1,415 mm 1,417 mm
Wheelbase 2,873 mm 2,921 mm
Curb weight 1,735 – 1,940 kg 1,770 – 1,800 kg

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

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