Road Tests Real world tests of GT500 vs Challenger SRT8

0-60mph

Top speed

GT500 Coupe
195 mph
Challenger SRT8
170 mph

0-100mph

1/4 mile

Differences What are the advantages of each

Front view of Shelby GT500

Reasons to consider the
Shelby GT500 Coupe

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Has an air compressor Supercharger vs None Most supercars don't have an air compressor
A lot faster in the quarter mile 11.7 s vs 13.7 s Around 15% faster at the drag strip
Faster top speed 195 mph vs 170 mph 25 more mph; leaves lesser cars in the dust on the straights
Faster to 100mph 7.7 s vs 11.1 s More than 30% faster to 100mph
More powerful engine 550 HP @ 6,200 RPM vs 425 HP @ 6,200 RPM Around 30% stronger engine
More torque 511 ft-lb @ 4,500 RPM vs 420 ft-lb @ 4,800 RPM More than 20% stronger engine from a stand-still; more acceleration power
Better power-to-weight ratio 6.93 lb/hp vs 9.74 lb/hp Around 30% better power-to-weight ratio
Lighter curb weight 3,813 lb vs 4,140 lb Around 10% lighter curb weight; less inertia to overcome when accelerating
Default view of Dodge Challenger SRT8

Reasons to consider the
Dodge Challenger SRT8

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Bigger engine 6,059 cc vs 5,400 cc More than 10% bigger engine

Specifications Full list of technical specs

general

GT500  vs
Challenger SRT8 
Brand Shelby Dodge
Price 49,495 45,000
Year 2011 2008
City mileage 15 MPG 13 MPG
Highway mileage 23 MPG 15 MPG

power & handling

Power-to-weight ratio 6.93 lb/hp 9.74 lb/hp
Maximum hp 550 HP @ 6,200 RPM 425 HP @ 6,200 RPM
Maximum torque 511 ft-lb @ 4,500 RPM 420 ft-lb @ 4,800 RPM
Steering system Rack and pinion Rack and pinion

engine

Displacement 5,400 cc 6,059 cc
Cylinders V8 V8
Air compressor Supercharger None
Fuels
Gas
Compression ratio 8.4:1 10.3:1
Bore/stroke 3.6 in / 4.2 in 4.06 in / 3.58 in

physical dimensions

Curb weight 3,813 lb 4,140 lb
Width 73.9 in 75.7 in
Height 54.5 in 57 in
Length 188.2 in 197.7 in
Front track width 61.9 in 63 in
Wheelbase 107.1 in 116 in

road tests

GT500  vs
Challenger SRT8 
Top speed 195 mph 170 mph
1/4 mile 11.7 s 13.7 s
0-60mph 3.5 s 5.25 s
0-100mph 7.7 s 11.1 s

transmission

Drivetrain RWD LX Platform RWD w/ESP
Gearing Traditional Traditional
# of gears 6 5
Gear ratios
1: 2.97:1
2: 1.78:1
3: 1.3:1
4: 1:1
5: 0.74:1
6: 0.5:1
Axle ratio 3.55:1 3.06:1

suspension, wheels & brakes

Front brakes Brembo Disc Brembo Disc
Rear brakes Brembo Disc Brembo Disc
Front wheels 483/? 241 508/? 229
Rear wheels 483/? 241 508/? 229
Shelby GT500 Coupe
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Dodge Challenger SRT8
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