Road Tests Real world tests of Ultima GTR vs Venom GT

0-60mph

Ultima GTR
3.3 s
Venom GT
2.5 s

Top speed

Ultima GTR
234 mph
Venom GT
270 mph

0-100mph

Ultima GTR
5.5 s
Venom GT
5.3 s

1/4 mile

Ultima GTR
10.5 s
Venom GT
9.95 s

Differences What are the advantages of each

Side view of Ultima GTR

Reasons to consider the
Ultima GTR

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Lighter curb weight 2,310 lb vs 2,743 lb More than 15% lighter curb weight; less inertia to overcome when accelerating
Side view of Hennessey Venom GT

Reasons to consider the
Hennessey Venom GT

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Much more powerful engine 1,200 HP @ 6,500 RPM vs 710 HP @ 5,600 RPM Around 70% stronger engine
Much more torque 851 ft-lb @ 4,200 RPM vs 429 ft-lb @ 4,400 RPM Around 2x stronger engine from a stand-still; more acceleration power
Way more expensive sticker price $950k vs $150k More than 6.2x more expensive harder to own
Faster top speed 270 mph vs 234 mph 36 more mph; leaves lesser cars in the dust on the straights
Faster to 60mph 2.5 s vs 3.3 s Around 25% faster to 60mph
Faster in the quarter mile 9.95 s vs 10.5 s More than 5% faster at the drag strip
Higher redline 7,200 RPM vs 6,000 RPM 20% more revs

Specifications Full list of technical specs

general

Ultima GTR  vs
Venom GT 
Brand Ultima Hennessey
Price 150,000 950,000
Year 2000 2010

power & handling

Power-to-weight ratio 3.25 lb/hp 2.29 lb/hp
Maximum hp 710 HP @ 5,600 RPM 1,200 HP @ 6,500 RPM
Maximum torque 429 ft-lb @ 4,400 RPM 851 ft-lb @ 4,200 RPM
Max RPM 6,000 RPM 7,200 RPM
Engine placement Mid Mid
Steering system Rack and pinion Rack and pinion

engine

Displacement 6,400 cc 6,205 cc
Cylinders V8 V8
Fuels
Gas
Compression ratio 10:1 9.2:1
Bore/stroke 3.9 in / 3.62 in 4.1 in / 3.6 in
Valves per cylinder 2 2

road tests

Ultima GTR  vs
Venom GT 
Top speed 234 mph 270 mph
1/4 mile 10.5 s 9.95 s
0-60mph 3.3 s 2.5 s
0-100mph 5.5 s 5.3 s

transmission

Drivetrain Mid Engine / RWD RWD
Gearing Traditional Traditional
# of gears 5 6

suspension, wheels & brakes

Front brakes Disc Brembo Disc
Rear brakes Disc Brembo Disc
Front wheels 457/? 229 265/30 19
Rear wheels 457/? 343 345/30 20

physical dimensions

Curb weight 2,310 lb 2,743 lb
Width 72.8 in 77.2 in
Height 42.1 in 42.5 in
Length 157.5 in 183.3 in
Wheelbase 104.3 in 110.2 in
Ultima GTR
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Hennessey Venom GT
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