Differences What are the advantages of each

Side view of Porsche Carrera GT

Reasons to consider the
Porsche Carrera GT

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TwinRev is not aware of any important advantages of the Porsche Carrera GT vs the Hennessey Venom GT2.

Side view of Hennessey Venom GT2

Reasons to consider the
Hennessey Venom GT2

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Much more powerful engine 1,500 HP vs 612 HP @ 8,000 RPM Around 2.5x stronger engine
Much more expensive sticker price $950k vs $440k Around 2.2x more expensive harder to own
Has an air compressor Turbocharger vs None Most supercars don't have an air compressor
Bigger engine 7,000 cc vs 5,733 cc More than 20% bigger engine
Lighter curb weight 2,685 lb vs 3,042 lb More than 10% lighter curb weight; less inertia to overcome when accelerating

Specifications Full list of technical specs

general

Carrera GT  vs
Venom GT2 
Brand Porsche Hennessey
Price 440,000 950,000
Type of car Production car Production car
Year 2003-2007 2013

transmission

Drivetrain 2WD RWD
Gearing Traditional Traditional
# of gears 6 6
Gear ratios
1: 3.2:1
2: 1.87:1
3: 1.36:1
4: 1.07:1
5: 0.9:1
6: 0.75:1
Axle ratio 3.3:1 3.36:1

suspension, wheels & brakes

Front brakes Porsche 15 in Cross-drilled Ventilated Discs Brembo Disc
Rear brakes Porsche 15 in Cross-drilled Ventilated Discs Brembo Disc
Front wheels 265/35 19 508/? 241
Rear wheels 335/30 20 508/? 318

physical dimensions

Curb weight 3,042 lb 2,685 lb
Width 75.6 in 77.2 in
Height 45.7 in 42.5 in
Length 181.5 in 183.3 in
Front track width 63.5 in 63.5 in
Wheelbase 107.5 in 110.2 in

design

Carrera GT  vs
Venom GT2 
Chief designer Harm Lagaay Steve Everitt

power & handling

Power-to-weight ratio 4.97 lb/hp 1.79 lb/hp
Maximum hp 612 HP @ 8,000 RPM 1,500 HP
Weight distribution 3042%/-2942% 40%/60%
Steering system Rack and pinion Rack and pinion

engine

Displacement 5,733 cc 7,000 cc
Cylinders V10 V8
Air compressor None Turbocharger
Fuels
Gas
Compression ratio 12:1 8.8:1
Valves per cylinder 4 2
Porsche Carrera GT
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Hennessey Venom GT2
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