The Comparative Analysis :
Mercedes SL 63 AMG SPEEDSHIFT MCT 7G-TRONIC (08 - 10) vs. Mercedes AMG GT Roadster SPEEDSHIFT DCT (18 - ..)
€ 149,000

€ 132,200

€ 149,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 132,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The SL 63 AMG is 2.1 inches longer, 4.7 inches narrower and 1.4 inches taller than the AMG GT Roadster.
SL 63 AMG
AMG GT Roadster
51
71.7
81.7
49.6
76.3
81.7
71.7 in
Width
76.3 in
81.7 in
Width Incl. Mirrors
81.7 in
51 in
Height
49.6 in
100.8
181
103.5
178.9
181 in
Length
178.9 in
100.8 in
Wheelbase
103.5 in
Vehicle Weight
SL 63 AMG
AMG GT Roadster
4343 lb
Curb Weight
3726 lb
4905 lb
Gross Vehicle
Weight
Weight
4277 lb

Weight Difference:
617 lb
14.21 %

General
SL 63 AMG
AMG GT Roadster
R230
Generation
C190
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
SL 63 AMG
AMG GT Roadster
V8 gasoline engine (naturally aspirated engine)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz M 156
Engine Series
Mercedes-Benz M 178
M 156.984
Engine Code
M 178.980


4
Valves
4
8
Cylinders
8
6.2 L / 303 cu in
Displacement
4 L / 196 cu in
518 hp
at 6800 rpm
Power
469 hp
at 6000 rpm
SL 63 AMG
518 hp
469 hp
AMG GT Roadster
465 lb‑ft
at 5200 rpm
Max. Torque
465 lb‑ft
at 1900 rpm
SL 63 AMG
465 lb‑ft
465 lb‑ft
AMG GT Roadster
Performance
SL 63 AMG
AMG GT Roadster
155 mph
Maximum Speed
188 mph
4.6 sec
Acceleration 0 to 62 mph
4 sec
62 mph
62
mph
mph
210 ft
0.000 sec

SL 63 AMG
62 mph
62
mph
mph
184 ft
0.000 sec

AMG GT Roadster
▶ REPLAY
8.38 lb/hp
Weight-to-Power Ratio
7.94 lb/hp
SL 63 AMG
8.38 lb/hp
7.94 lb/hp
AMG GT Roadster
Fuel Economy / Emissions
SL 63 AMG
AMG GT Roadster
Fuel Economy
17 mpg
combined
20 mpg
SL 63 AMG
17 mpg
20 mpg
AMG GT Roadster
11 mpg
city
15 mpg
25 mpg
highway
26 mpg
21.1 gal
Fuel Tank Capacity
17.2 gal
358 mi
Range
351 mi
SL 63 AMG
358 mi
351 mi
AMG GT Roadster
Environmental Impact
263.3 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).
217.9 kWh
SL 63 AMG
263.3 kWh
217.9 kWh
AMG GT Roadster
Euro 4
Emission Standard
Euro 6d-TEMP
531 g/mi (NEFZ)
CO2 Emissions
441 g/mi (WLTP)
Practical Convenience
SL 63 AMG
AMG GT Roadster
2
Doors
2
2
No. of Seats
2
562 lb
Maximum Payload
551 lb
9.6 cu ft
Trunk Volume
4.7 cu ft






No data
Cargo Volume (Seats Down)
No data