The Comparative Analysis :
Mercedes SLS AMG Roadster GT SPEEDSHIFT DCT (12 - 14) vs. Mercedes SL 65 AMG SPEEDSHIFT PLUS (12 - 16)
€ 213,000

€ 238,800

€ 213,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 238,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The SLS AMG Roadster GT is 0.8 inches longer, 2.4 inches wider and 2.1 inches lower than the SL 65 AMG.
SLS AMG Roadster GT
SL 65 AMG
49.6
76.3
90.4
51.8
73.9
82.6
76.3 in
Width
73.9 in
90.4 in
Width Incl. Mirrors
82.6 in
49.6 in
Height
51.8 in
105.5
182.6
101.8
181.8
182.6 in
Length
181.8 in
105.5 in
Wheelbase
101.8 in
Vehicle Weight
SLS AMG Roadster GT
SL 65 AMG
3825 lb
Curb Weight
4299 lb
4321 lb
Gross Vehicle
Weight
Weight
5038 lb

Weight Difference:
474 lb
11.03 %

General
SLS AMG Roadster GT
SL 65 AMG
R197
Generation
R231
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed dual clutch transmission
Transmission
7-speed automatic transmission
Engine
SLS AMG Roadster GT
SL 65 AMG
V8 gasoline engine (naturally aspirated engine)
Engine Type
V12 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz M 159
Engine Series
Mercedes-Benz M 279
M 159.980
Engine Code
M 279.981


4
Valves
4
8
Cylinders
12
6.2 L / 303 cu in
Displacement
6 L / 294 cu in
583 hp
at 6800 rpm
Power
621 hp
at 4800 rpm
SLS AMG Roadster GT
583 hp
621 hp
SL 65 AMG
479 lb‑ft
at 4750 rpm
Max. Torque
738 lb‑ft
at 2300 rpm
SLS AMG Roadster GT
479 lb‑ft
738 lb‑ft
SL 65 AMG
Performance
SLS AMG Roadster GT
SL 65 AMG
199 mph
Maximum Speed
155 mph
3.7 sec
Acceleration 0 to 62 mph
4 sec
62 mph
62
mph
mph
167 ft
0.000 sec

SLS AMG Roadster GT
62 mph
62
mph
mph
184 ft
0.000 sec

SL 65 AMG
▶ REPLAY
6.56 lb/hp
Weight-to-Power Ratio
6.92 lb/hp
SLS AMG Roadster GT
6.56 lb/hp
6.92 lb/hp
SL 65 AMG
Fuel Economy / Emissions
SLS AMG Roadster GT
SL 65 AMG
Fuel Economy
18 mpg
combined
20 mpg
SLS AMG Roadster GT
18 mpg
20 mpg
SL 65 AMG
12 mpg
city
14 mpg
25 mpg
highway
28 mpg
22.5 gal
Fuel Tank Capacity
19.8 gal
400 mi
Range
402 mi
SLS AMG Roadster GT
400 mi
402 mi
SL 65 AMG
Environmental Impact
250.1 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
219.8 kWh
SLS AMG Roadster GT
250.1 kWh
219.8 kWh
SL 65 AMG
Euro 5
Emission Standard
Euro 5 / Euro 6
496 g/mi (NEFZ)
CO2 Emissions
435 g/mi (NEFZ)
Practical Convenience
SLS AMG Roadster GT
SL 65 AMG
2
Doors
2
2
No. of Seats
2
496 lb
Maximum Payload
739 lb
5 cu ft
Trunk Volume
14.3 cu ft







No data
Cargo Volume (Seats Down)
No data