Road Tests Real world tests of Ultima GTR vs Rossion Q1


Ultima GTR
3.3 s
Rossion Q1
3.2 s

Top speed

Ultima GTR
234 mph
Rossion Q1
185 mph


Ultima GTR
5.5 s
Rossion Q1
7.6 s

1/4 mile

Ultima GTR
10.5 s
Rossion Q1
11.6 s

Differences What are the advantages of each

Side view of Ultima GTR

Reasons to consider the
Ultima GTR

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Faster top speed 234 mph vs 185 mph 49 more mph; leaves lesser cars in the dust on the straights
Way more more powerful engine 710 HP @ 5,600 RPM vs 450 HP Around 60% stronger engine
Faster in the quarter mile 10.5 s vs 11.6 s Around 10% faster at the drag strip
Much bigger engine 6,400 cc vs 2,967 cc Around 2.2x bigger engine
Faster to 100mph 5.5 s vs 7.6 s Around 30% faster to 100mph
Default view of Rossion Q1

Reasons to consider the
Rossion Q1

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TwinRev is not aware of any important advantages of the Rossion Q1 vs the Ultima GTR.

Specifications Full list of technical specs


Ultima GTR  vs
Rossion Q1 
Brand Ultima Rossion
Price 150,000 90,700
Year 2000 2007

power & handling

Power-to-weight ratio 3.25 lb/hp 5.56 lb/hp
Maximum hp 710 HP @ 5,600 RPM 450 HP
Maximum torque 429 ft-lb @ 4,400 RPM 400 ft-lb
Engine placement Mid Mid
Steering system Rack and pinion Rack and pinion


Displacement 6,400 cc 2,967 cc
Cylinders V8 V6

physical dimensions

Curb weight 2,310 lb 2,500 lb
Width 72.8 in 69.5 in
Height 42.1 in 45 in
Length 157.5 in 162 in
Wheelbase 104.3 in 96 in

road tests

Ultima GTR  vs
Rossion Q1 
Top speed 234 mph 185 mph
1/4 mile 10.5 s 11.6 s
0-60mph 3.3 s 3.2 s
0-100mph 5.5 s 7.6 s


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

suspension, wheels & brakes

Front brakes Disc Disc
Rear brakes Disc Disc
Ultima GTR
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Rossion Q1
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