The Porsche Cayenne Turbo is powered by a 4.8-litre twin-turbo V8, putting out 512bhp.
The Cayenne feels more balanced and composed than the SVR, but the trade off for this is a lumpier ride in the Turbo model compared to the Range Rover.
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High centre console and dash add to a sporty feel, while the touchscreen infotainment system is easy to use.
The Cayenne's interior is tighter than the Range Rover's, but there's still plenty of room for passengers.
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Largest boot on test is also the most versatile, at 670 litres. There's storage under the floor around the sub-woofer, as well as a ski hatch for longer items.
"Porsche's heritage of building briliant sports cars is obvious in the Cayenne. The seating position and layout focus on the driver, but steering and chassis don't deliver the feedback of the Cayenne's smaller sibling, the Macan." - Se
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The stiffer suspension set-up gives better body control than the Range Rover, but the steering is very light and offers little feedback.
Porsche Cayenne Turbo
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High centre console makes the Cayenne feel like a sports car rather than a high-riding SUV.
Porsche Cayenne Turbo
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Yellow brake calipers highlight Cayenne's optional ceramic composite PCCB brakes, which provide excellent stopping power.
Quad exhausts add a sporty touch to the rear of the car.
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The Cayenne hides its bulk well with some clever design touches, including the low, rounded bonnet that drops down to a big, bluff front end.
The Cayenne has less head-turning appeal than its rivals here, but a big spoiler, flared wheelarches and quad exhausts complete the sporty look.
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Porsche Cayenne Diesel 2015
Porsche Cayenne Diesel 2015
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Porsche Cayenne Diesel 2015
Porsche Cayenne Diesel 2015
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Porsche Cayenne Diesel 2015
Porsche Cayenne Diesel 2015
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Porsche Cayenne Diesel 2015
Porsche Cayenne Diesel 2015
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Porsche Cayenne Diesel 2015
Porsche Cayenne Diesel 2015
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Porsche Cayenne Diesel 2015
Porsche Cayenne Diesel 2015
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Porsche Cayenne Diesel 2015
Porsche Cayenne Diesel 2015
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