Porsche 911 GT3 RS (2011 – 2013) vs Aston Martin DB9 (2010 – 2012): specs compared

The Porsche 911 GT3 RS is the more powerful of the two, with up to 500 hp against 477 hp. It is quicker, reaching 100 km/h in 3.9 s against 4.8 s. It has the higher top speed: 311 km/h against 306 km/h. It uses less fuel, from 13.8 L/100 km against 14.6 L/100 km. It is the lighter car, from 1,435 kg against 1,760 kg. At 4,709 mm, the Aston Martin DB9 is 249 mm longer than the Porsche 911 GT3 RS.

Specification Porsche 911 GT3 RS Porsche 911 GT3 RS 2011 – 2013 Aston Martin DB9 Aston Martin DB9 2010 – 2012
Overview
Origin Germany United Kingdom
Documented years 2011 – 2013 2010 – 2012
Body style — —
Variants 1 2
Fuel Petrol Petrol
Drive RWD RWD
Gearbox Manual Automatic · Manual
Performance
Power 500 hp 477 hp
Torque 460 Nm 599 Nm
0–100 km/h 3.9 s 4.8 s
Top speed 311 km/h 306 km/h
Economy
Fuel economy 13.8 L/100 km 14.6 – 16.4 L/100 km
Dimensions
Length 4,460 mm 4,709 mm
Width 1,852 mm 1,875 mm
Height 1,280 mm 1,270 mm
Wheelbase 2,355 mm 2,746 mm
Curb weight 1,435 kg 1,760 kg

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

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