Road Tests Real world tests of Roadster Sport vs SL 65 AMG Black Series

Differences What are the advantages of each

Front view of Tesla Roadster Sport

Reasons to consider the
Tesla Roadster Sport

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Significantly lighter curb weight 2,724 lb vs 4,345 lb More than 35% lighter curb weight; less inertia to overcome when accelerating
Side view of Mercedes-Benz SL 65 AMG Black Series

Reasons to consider the

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Faster top speed 199 mph vs 124 mph 75 more mph; leaves lesser cars in the dust on the straights
Much more torque 738 ft-lb @ 2,200 RPM vs 281 ft-lb @ 0 RPM Around 2.8x stronger engine from a stand-still; more acceleration power
Much more powerful engine 670 HP @ 5,400 RPM vs 285 HP @ 4,400 RPM More than 2.2x stronger engine
Faster to 100mph 7.6 s vs 11.5 s Around 35% faster to 100mph
Faster in the quarter mile 11.7 s vs 12.6 s More than 5% faster at the drag strip
More expensive sticker price $300k vs $129k More than 2.2x more expensive harder to own

Specifications Full list of technical specs


Roadster Sport  vs
SL 65 AMG Black Series 
Brand Tesla Mercedes-Benz
Price 128,500 300,000
Type of car Production car Production car
Year 2010 2009

power & handling

Power-to-weight ratio 9.56 lb/hp 6.49 lb/hp
Maximum hp 285 HP @ 4,400 RPM 670 HP @ 5,400 RPM
Maximum torque 281 ft-lb @ 0 RPM 738 ft-lb @ 2,200 RPM
Steering system Rack and pinion Hydraulic Power Assisted Rack and Pinion



physical dimensions

Curb weight 2,724 lb 4,345 lb
Width 68 in 77.1 in
Height 44.4 in 51.4 in
Length 155.4 in 180.7 in
Wheelbase 92.6 in 100.8 in

road tests

Roadster Sport  vs
SL 65 AMG Black Series 
Top speed 124 mph 199 mph
1/4 mile 12.6 s 11.7 s
0-60mph 3.7 s 3.7 s
0-100mph 11.5 s 7.6 s


Drivetrain Rear wheel drive 2WD
Gearing Traditional Traditional
# of gears 1 5

suspension, wheels & brakes

Front brakes Disc Mercedes-Benz 15.3 in Ventilated Discs
Rear brakes Disc Mercedes-Benz 14.1 in Ventilated Discs
Tesla Roadster Sport
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