Cadillac XLR V-Series (2008 – 2009) vs Porsche 911 GT3 RS (2009 – 2011): specs compared

Both offer around 449 hp at most. The Porsche 911 GT3 RS is quicker, reaching 100 km/h in 4.0 s against 4.9 s. It has the higher top speed: 310 km/h against 249 km/h. It uses less fuel, from 13.2 L/100 km against 14.7 L/100 km. It is the lighter car, from 1,445 kg against 1,730 kg. At 4,514 mm, the Cadillac XLR V-Series is 54 mm longer than the Porsche 911 GT3 RS.

Specification Cadillac XLR V-Series Cadillac XLR V-Series 2008 – 2009 Porsche 911 GT3 RS Porsche 911 GT3 RS 2009 – 2011
Overview
Origin United States Germany
Documented years 2008 – 2009 2009 – 2011
Body style — —
Variants 1 1
Fuel Petrol Petrol
Drive RWD RWD
Gearbox Automatic Manual
Performance
Power 449 hp 450 hp
Torque 561 Nm 430 Nm
0–100 km/h 4.9 s 4.0 s
Top speed 249 km/h 310 km/h
Economy
Fuel economy 14.7 L/100 km 13.2 L/100 km
Dimensions
Length 4,514 mm 4,460 mm
Width 1,836 mm 1,852 mm
Height 1,280 mm 1,280 mm
Wheelbase 2,685 mm 2,355 mm
Curb weight 1,730 kg 1,445 kg

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

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