Porsche Cayman R (2010 – 2011) vs BMW Z4 Roadster (2009 – 2013): specs compared

The BMW Z4 Roadster is the more powerful of the two, with up to 340 hp against 330 hp. The Porsche Cayman R has the higher top speed: 282 km/h against 250 km/h. The BMW Z4 Roadster uses less fuel, from 6.8 L/100 km against 9.3 L/100 km. The Porsche Cayman R is the lighter car, from 1,295 kg against 1,405 kg. At 4,346 mm, the Porsche Cayman R is 102 mm longer than the BMW Z4 Roadster.

Specification Porsche Cayman R Porsche Cayman R 2010 – 2011 BMW Z4 Roadster BMW Z4 Roadster 2009 – 2013
Overview
Origin Germany Germany
Documented years 2010 – 2011 2009 – 2013
Body style — Roadster · Convertible
Variants 2 9
Fuel Petrol Petrol
Drive RWD RWD
Gearbox Automatic · Manual Automatic · Manual
Performance
Power 330 hp 156 – 340 hp
Torque 370 Nm 240 – 500 Nm
0–100 km/h 4.9 – 5.0 s 4.8 – 8.1 s
Top speed 280 – 282 km/h 220 – 250 km/h
Economy
Fuel economy 9.3 – 9.7 L/100 km 6.8 – 9.4 L/100 km
Dimensions
Length 4,346 mm 4,239 – 4,244 mm
Width 1,801 mm 1,791 mm
Height 1,285 mm 1,285 – 1,290 mm
Wheelbase 2,413 mm 2,497 mm
Curb weight 1,295 – 1,320 kg 1,405 – 1,580 kg

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

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