The Comparative Analysis :
Mercedes SL 400 7G-TRONIC PLUS (14 - 16) vs. Alfa Romeo 8C Spider (08 - 10)
€ 97,800
€ 211,300
€ 97,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 211,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Mercedes SL 400 is 9.3 inches longer, 0.7 inches narrower and 0.3 inches taller than the Alfa Romeo 8C Spider.
Mercedes SL 400
Alfa Romeo 8C Spider
51.8
73.9
82.6
51.5
74.6
82.4
73.9 in
Width
74.6 in
82.6 in
Width Incl. Mirrors
82.4 in
51.8 in
Height
51.5 in
101.8
181.8
104.1
172.5
181.8 in
Length
172.5 in
101.8 in
Wheelbase
104.1 in
Vehicle Weight
Mercedes SL 400
Alfa Romeo 8C Spider
3814 lb
Curb Weight
3858 lb
4652 lb
Gross Vehicle
Weight
Weight
4090 lb
Weight Difference:
44 lb
1.14 %
General
Mercedes SL 400
Alfa Romeo 8C Spider
R231
Generation
Typ 920
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
6-speed automated manual transmission (AMT)
Engine
Mercedes SL 400
Alfa Romeo 8C Spider
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine (naturally aspirated engine)
Mercedes-Benz M 276
Engine Series
M 276.825
Engine Code
AR 8C
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.7 L / 230 cu in
328 hp
at 5250 rpm
Power
444 hp
at 7000 rpm
Mercedes SL 400
328 hp
444 hp
Alfa Romeo 8C Spider
354 lb‑ft
at 1600 rpm
Max. Torque
354 lb‑ft
at 4750 rpm
Mercedes SL 400
354 lb‑ft
354 lb‑ft
Alfa Romeo 8C Spider
Performance
Mercedes SL 400
Alfa Romeo 8C Spider
155 mph
Maximum Speed
181 mph
5.2 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
236 ft
0.000 sec
Mercedes SL 400
62 mph
62
mph
mph
207 ft
0.000 sec
Alfa Romeo 8C Spider
▶ REPLAY
11.63 lb/hp
Weight-to-Power Ratio
8.69 lb/hp
Mercedes SL 400
11.63 lb/hp
8.69 lb/hp
Alfa Romeo 8C Spider
Fuel Economy / Emissions
Mercedes SL 400
Alfa Romeo 8C Spider
Fuel Economy
32 mpg
combined
15 mpg
Mercedes SL 400
32 mpg
15 mpg
Alfa Romeo 8C Spider
24 mpg
city
No data
40 mpg
highway
No data
17.2 gal
Fuel Tank Capacity
23.2 gal
553 mi
Range
346 mi
Mercedes SL 400
553 mi
346 mi
Alfa Romeo 8C Spider
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).
299.3 kWh
Mercedes SL 400
138.2 kWh
299.3 kWh
Alfa Romeo 8C Spider
Euro 6b (NEFZ)
Emission Standard
Euro 5
295 g/mi (NEFZ)
CO2 Emissions
607 g/mi (NEFZ)
Practical Convenience
Mercedes SL 400
Alfa Romeo 8C Spider
2
Doors
2
2
No. of Seats
2
838 lb
Maximum Payload
231 lb
14.3 cu ft
Trunk Volume
1.1 cu ft
No data
Cargo Volume (Seats Down)
No data
