The Comparative Analysis :
Mercedes SL 280 7G-TRONIC (08 - 09) vs. Mercedes SL 400 9G-TRONIC (16 - ..)
€ 80,900
€ 99,300
€ 80,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 99,300
ⓘ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 280 is 2.6 inches shorter, 2.2 inches narrower and 0.1 inches taller than the SL 400.
SL 280
SL 400
51.9
71.7
81.7
51.8
73.9
82.6
71.7 in
Width
73.9 in
81.7 in
Width Incl. Mirrors
82.6 in
51.9 in
Height
51.8 in
100.8
179.8
101.8
182.3
179.8 in
Length
182.3 in
100.8 in
Wheelbase
101.8 in
Vehicle Weight
SL 280
SL 400
4001 lb
Curb Weight
3825 lb
4652 lb
Gross Vehicle
Weight
Weight
4663 lb
Weight Difference:
176 lb
4.4 %
General
SL 280
SL 400
R230
Generation
R231
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
9-speed automatic transmission
Engine
SL 280
SL 400
V6 gasoline engine (naturally aspirated engine)
Engine Type
V6 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz M 272
Engine Series
Mercedes-Benz M 276
M 272.949
Engine Code
M 276.825
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
228 hp
at 6000 rpm
Power
362 hp
at 5500 rpm
SL 280
228 hp
362 hp
SL 400
221 lb‑ft
at 2500 rpm
Max. Torque
369 lb‑ft
at 2000 rpm
SL 280
221 lb‑ft
369 lb‑ft
SL 400
Performance
SL 280
SL 400
155 mph
Maximum Speed
155 mph
7.8 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
354 ft
0.000 sec
SL 280
62 mph
62
mph
mph
223 ft
0.000 sec
SL 400
▶ REPLAY
17.55 lb/hp
Weight-to-Power Ratio
10.57 lb/hp
SL 280
17.55 lb/hp
10.57 lb/hp
SL 400
Fuel Economy / Emissions
SL 280
SL 400
Fuel Economy
25 mpg
combined
31 mpg
SL 280
25 mpg
31 mpg
SL 400
17 mpg
city
22 mpg
34 mpg
highway
39 mpg
21.1 gal
Fuel Tank Capacity
17.2 gal
529 mi
Range
524 mi
SL 280
529 mi
524 mi
SL 400
Environmental Impact
178.2 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).
145.8 kWh
SL 280
178.2 kWh
145.8 kWh
SL 400
Euro 4
Emission Standard
Euro 6
360 g/mi (NEFZ)
CO2 Emissions
282 g/mi (NEFZ)
Practical Convenience
SL 280
SL 400
2
Doors
2
2
No. of Seats
2
650 lb
Maximum Payload
838 lb
9.6 cu ft
Trunk Volume
14.3 cu ft
No data
Cargo Volume (Seats Down)
No data
