The Comparative Analysis :
Mercedes SL 500 7G-TRONIC PLUS (11 - 16) vs. Mercedes AMG GT Roadster SPEEDSHIFT DCT (18 - ..)
€ 120,000
€ 132,200
€ 120,000
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 slightly. The SL 500 is 2.9 inches longer, 2.4 inches narrower and 2.2 inches taller than the AMG GT Roadster.
SL 500
AMG GT Roadster
51.8
73.9
82.6
49.6
76.3
81.7
73.9 in
Width
76.3 in
82.6 in
Width Incl. Mirrors
81.7 in
51.8 in
Height
49.6 in
101.8
181.8
103.5
178.9
181.8 in
Length
178.9 in
101.8 in
Wheelbase
103.5 in
Vehicle Weight
SL 500
AMG GT Roadster
3935 lb
Curb Weight
3726 lb
4773 lb
Gross Vehicle
Weight
Weight
4277 lb
Weight Difference:
209 lb
5.31 %
General
SL 500
AMG GT Roadster
R231
Generation
C190
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
SL 500
AMG GT Roadster
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz M 278
Engine Series
Mercedes-Benz M 178
M 278.927
Engine Code
M 178.980


4
Valves
4
8
Cylinders
8
4.7 L / 230 cu in
Displacement
4 L / 196 cu in
429 hp
at 5250 rpm
Power
469 hp
at 6000 rpm
SL 500
429 hp
469 hp
AMG GT Roadster
516 lb‑ft
at 1800 rpm
Max. Torque
465 lb‑ft
at 1900 rpm
SL 500
516 lb‑ft
465 lb‑ft
AMG GT Roadster
Performance
SL 500
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 500
62 mph
62
mph
mph
184 ft
0.000 sec
AMG GT Roadster
▶ REPLAY
9.17 lb/hp
Weight-to-Power Ratio
7.94 lb/hp
SL 500
9.17 lb/hp
7.94 lb/hp
AMG GT Roadster
Fuel Economy / Emissions
SL 500
AMG GT Roadster
Fuel Economy
26 mpg
combined
20 mpg
SL 500
26 mpg
20 mpg
AMG GT Roadster
18 mpg
city
15 mpg
33 mpg
highway
26 mpg
17.2 gal
Fuel Tank Capacity
17.2 gal
439 mi
Range
351 mi
SL 500
439 mi
351 mi
AMG GT Roadster
Environmental Impact
174.3 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 500
174.3 kWh
217.9 kWh
AMG GT Roadster
Euro 5 / Euro 6
Emission Standard
Euro 6d-TEMP
344 g/mi (NEFZ)
CO2 Emissions
441 g/mi (WLTP)
Practical Convenience
SL 500
AMG GT Roadster
2
Doors
2
2
No. of Seats
2
838 lb
Maximum Payload
551 lb
14.3 cu ft
Trunk Volume
4.7 cu ft






No data
Cargo Volume (Seats Down)
No data





















