Mercedes-Benz SL-Klasse (1998 – 2001) vs Porsche 911 GT3 (1999 – 2001): specs compared

The Mercedes-Benz SL-Klasse is the more powerful of the two, with up to 394 hp against 360 hp. The Porsche 911 GT3 is quicker, reaching 100 km/h in 4.8 s against 6.1 s. It has the higher top speed: 303 km/h against 250 km/h. The Mercedes-Benz SL-Klasse uses less fuel, from 10.7 L/100 km against 12.9 L/100 km. The Porsche 911 GT3 is the lighter car, from 1,350 kg against 1,715 kg.

Specification Mercedes-Benz SL-Klasse Mercedes-Benz SL-Klasse 1998 – 2001 Porsche 911 GT3 Porsche 911 GT3 1999 – 2001
Overview
Origin Germany Germany
Documented years 1998 – 2001 1999 – 2001
Body style — —
Variants 4 1
Fuel Petrol Petrol
Drive RWD RWD
Gearbox Automatic · Manual Manual
Performance
Power 204 – 394 hp 360 hp
Torque 270 – 570 Nm 370 Nm
0–100 km/h 6.1 – 9.7 s 4.8 s
Top speed 232 – 250 km/h 303 km/h
Economy
Fuel economy 10.7 – 15.5 L/100 km 12.9 L/100 km
Dimensions
Length 4,470 mm 4,430 mm
Width 1,811 mm 1,765 mm
Height 1,290 mm 1,270 mm
Wheelbase 2,520 mm 2,350 mm
Curb weight 1,715 – 1,955 kg 1,350 kg

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

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