Porsche Panamera GTS (2018 – 2020) vs Mercedes-Benz S-Class Cabriolet (2017 – 2020): specs compared

The Mercedes-Benz S-Class Cabriolet is the more powerful of the two, with up to 469 hp against 460 hp. The Porsche Panamera GTS is quicker, reaching 100 km/h in 4.0 s against 4.6 s. It has the higher top speed: 291 km/h against 249 km/h. The Mercedes-Benz S-Class Cabriolet uses less fuel, from 8.7 L/100 km against 10.3 L/100 km.

Specification Porsche Panamera GTS Porsche Panamera GTS 2018 – 2020 Mercedes-Benz S-Class Cabriolet Mercedes-Benz S-Class Cabriolet 2017 – 2020
Overview
Origin Germany Germany
Documented years 2018 – 2020 2017 – 2020
Body style — Convertible
Variants 1 1
Fuel Petrol Petrol
Drive AWD RWD
Gearbox Automatic Automatic
Performance
Power 460 hp 469 hp
Torque 620 Nm 700 Nm
0–100 km/h 4.0 s 4.6 s
Top speed 291 km/h 249 km/h
Economy
Fuel economy 10.3 L/100 km 8.7 L/100 km
Dimensions
Length 5,052 mm 5,027 mm
Width 2,164 mm 1,900 mm
Height 1,417 mm 1,417 mm
Wheelbase 2,959 mm 2,944 mm
Curb weight 1,995 kg —

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

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