When comparing the performance of the two cars, there are several factors to consider.

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Porsche's Cayenne Turbo GT has a more powerful engine and can accelerate from 0 to 60 mph in 3.1 seconds.

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Both cars have a top speed of 193 mph. The DBX 707 also has a more powerful engine.

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The new Aston Martin DBX 707 and Porsche Cayenne Turbo GT are performance SUVs.

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Both vehicles hold world records for production SUVs at the Nurburgring Nordschleife.

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The new Aston Martin DBX 707 has a 4.0-liter twin-turbo V8 engine with 707 horsepower.

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The Aston Martin DBX 707 has a new front grille, daytime running lights, and air intake ducts.

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In terms of power and handling, the Aston Martin DBX 707 has the upper hand.

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Both cars offer a well-appointed cabin with a well-laid-out dashboard and plush leather seats.

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Both cars are equipped with air suspension and electronic active roll control to prevent overheating.

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Despite the GT-like characteristics of its 631bhp flagship, it lacks the Aston Martin's special interior and languid character.