The Comparative Analysis :
Mercedes SL 400 7G-TRONIC PLUS (14 - 16) vs. Mercedes SLR McLaren Roadster 722 Edition (08 - 09)
€ 97,800
SL 400 € 517,700
SLR McLaren Roadster
€ 97,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 517,700
ⓘ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 400 is 1.5 inches shorter, 1.2 inches narrower and 1.7 inches taller than the SLR McLaren Roadster.
SL 400
SLR McLaren Roadster
73.9 in
Width
75.1 in
82.6 in
Width Incl. Mirrors
83 in
51.8 in
Height
50 in
181.8 in
Length
183.3 in
101.8 in
Wheelbase
106.3 in
Vehicle Weight
SL 400
SLR McLaren Roadster
3814 lb
Curb Weight
3926 lb
4652 lb
Gross Vehicle
Weight
Weight
4365 lb
Weight Difference:
112 lb
2.85 %
General
SL 400
SLR McLaren Roadster
R231
Generation
C199
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
7-speed automatic transmission
Transmission
5-speed automatic transmission
Engine
SL 400
SLR McLaren Roadster
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with compressor
Mercedes-Benz M 276
Engine Series
Mercedes-Benz M 155
M 276.825
Engine Code
M 155.980
4
Valves
3
6
Cylinders
8
3 L / 147 cu in
Displacement
5.4 L / 264 cu in
328 hp
at 5250 rpm
Power
617 hp
at 6500 rpm
SL 400
328 hp
617 hp
SLR McLaren Roadster
354 lb‑ft
at 1600 rpm
Max. Torque
575 lb‑ft
at 3250 rpm
SL 400
354 lb‑ft
575 lb‑ft
SLR McLaren Roadster
Performance
SL 400
SLR McLaren Roadster
155 mph
Maximum Speed
208 mph
5.2 sec
Acceleration 0 to 62 mph
3.6 sec
62 mph
62
mph
mph
236 ft
0.000 sec
SL 400
62 mph
62
mph
mph
164 ft
0.000 sec
SLR McLaren Roadster
▶ REPLAY
11.63 lb/hp
Weight-to-Power Ratio
6.36 lb/hp
SL 400
11.63 lb/hp
6.36 lb/hp
SLR McLaren Roadster
Fuel Economy / Emissions
SL 400
SLR McLaren Roadster
Fuel Economy
32 mpg
combined
16 mpg
SL 400
32 mpg
16 mpg
SLR McLaren Roadster
24 mpg
city
11 mpg
40 mpg
highway
22 mpg
17.2 gal
Fuel Tank Capacity
25.6 gal
553 mi
Range
416 mi
SL 400
553 mi
416 mi
SLR McLaren Roadster
Environmental Impact
138.2 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).
274.7 kWh
SL 400
138.2 kWh
274.7 kWh
SLR McLaren Roadster
Euro 6b (NEFZ)
Emission Standard
Euro 4
295 g/mi (NEFZ)
CO2 Emissions
560 g/mi (NEFZ)
Practical Convenience
SL 400
SLR McLaren Roadster
2
Doors
2
2
No. of Seats
2
838 lb
Maximum Payload
439 lb
14.3 cu ft
Trunk Volume
5.8 cu ft
No data
Cargo Volume (Seats Down)
No data