Road Tests Real world tests of Cayenne Turbo vs Audi S8

0-60mph

Audi S8
3.9 s

Top speed

Cayenne Turbo
164 mph
Audi S8
155 mph

Differences What are the advantages of each

Default view of Porsche Cayenne Turbo

Reasons to consider the
Porsche Cayenne Turbo

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Faster top speed 164 mph vs 155 mph 9 more mph; leaves lesser cars in the dust on the straights
Bigger engine 4,500 cc vs 3,993 cc Around 15% bigger engine
Front view of Audi S8

Reasons to consider the
Audi S8

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A lot faster to 60mph 3.9 s vs 5.5 s Around 30% faster to 60mph
Much better drag coefficient 0.27 vs 0.38 Around 30% better drag coefficient
More expensive sticker price $110k vs $89k Around 25% more expensive harder to own
More powerful engine 520 HP @ 6,000 RPM vs 444 HP @ 6,000 RPM More than 15% stronger engine
Better power-to-weight ratio 8.93 lb/hp vs 11.67 lb/hp Around 25% better power-to-weight ratio
Lighter curb weight 4,642 lb vs 5,181 lb More than 10% lighter curb weight; less inertia to overcome when accelerating

Specifications Full list of technical specs

general

Cayenne Turbo  vs
Audi S8 
Brand Porsche Audi
Price 88,900 110,000
Year 2002 2014

power & handling

Power-to-weight ratio 11.67 lb/hp 8.93 lb/hp
Maximum hp 444 HP @ 6,000 RPM 520 HP @ 6,000 RPM
Maximum torque 462 ft-lb @ 4,750 RPM 481 ft-lb @ 5,500 RPM
Steering system Rack and pinion Rack and pinion

engine

Displacement 4,500 cc 3,993 cc
Cylinders V8 V8
Fuels
Gas
Bore/stroke 3.66 in / 3.27 in 3.33 in / 3.5 in
Valvetrain DOHC DOHC
Valves per cylinder 4 4

physical dimensions

Curb weight 5,181 lb 4,642 lb
Width 75.9 in 76.8 in
Height 66.9 in 57.5 in
Length 188.4 in 202.4 in
Wheelbase 112.4 in 117.7 in

road tests

Cayenne Turbo  vs
Audi S8 
Top speed 164 mph 155 mph
0-60mph 5.5 s 3.9 s
Drag coefficient 0.38 0.27

transmission

Drivetrain 4WD Quattro AWD
Gearing Traditional Traditional
# of gears 6 8
Axle ratio 4.1:1 3.08:1

suspension, wheels & brakes

Front brakes Disc Disc
Rear brakes Disc Disc
Front wheels 457/? 203 508/? 229
Rear wheels 457/? 203 508/? 229
Porsche Cayenne Turbo
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Audi S8
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