Porsche Cayenne S (2007 – 2009) vs Infiniti FX (2008 – 2013): specs compared

The Infiniti FX is the more powerful of the two, with up to 390 hp against 385 hp. It is quicker, reaching 100 km/h in 5.8 s against 6.6 s. The Porsche Cayenne S has the higher top speed: 253 km/h against 249 km/h. The Infiniti FX uses less fuel, from 9.0 L/100 km against 13.7 L/100 km. It is the lighter car, from 1,888 kg against 2,245 kg. At 4,859 mm, the Infiniti FX is 61 mm longer than the Porsche Cayenne S.

Specification Porsche Cayenne S Porsche Cayenne S 2007 – 2009 Infiniti FX Infiniti FX 2008 – 2013
Overview
Origin Germany Japan
Documented years 2007 – 2009 2008 – 2013
Body style — —
Variants 2 6
Fuel Petrol Diesel, Petrol
Drive AWD AWD · RWD
Gearbox Automatic · Manual Automatic
Performance
Power 385 hp 238 – 390 hp
Torque 500 Nm 355 – 549 Nm
0–100 km/h 6.6 – 6.8 s 5.8 – 8.3 s
Top speed 249 – 253 km/h 212 – 249 km/h
Economy
Fuel economy 13.7 – 14.9 L/100 km 9.0 – 12.1 L/100 km
Dimensions
Length 4,798 mm 4,859 mm
Width 1,928 mm 1,928 mm
Height 1,699 mm 1,679 mm
Wheelbase 2,855 mm 2,885 mm
Curb weight 2,245 – 2,255 kg 2 – 2,398 kg

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

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