The Comparative Analysis :
Mercedes SLK 55 AMG 7G-TRONIC (04 - 08) vs. Alfa Romeo Spider 1.8 TBi 16V (09 - 10)
€ 68,100
€ 32,000
€ 68,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 32,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes SLK 55 AMG is considerably smaller in every dimension. It's 12 inches shorter, 1.4 inches narrower and 1.9 inches lower than the Alfa Romeo Spider 1.8 TBi 16V.
Mercedes SLK 55 AMG
Alfa Romeo Spider 1.8 TBi 16V
50
70.6
77.6
51.9
72
80.1
70.6 in
Width
72 in
77.6 in
Width Incl. Mirrors
80.1 in
50 in
Height
51.9 in
95.7
160.9
99.5
173
160.9 in
Length
173 in
95.7 in
Wheelbase
99.5 in
Vehicle Weight
Mercedes SLK 55 AMG
Alfa Romeo Spider 1.8 TBi 16V
3395 lb
Curb Weight
3450 lb
4079 lb
Gross Vehicle
Weight
Weight
4057 lb
Weight Difference:
55 lb
1.59 %
General
Mercedes SLK 55 AMG
Alfa Romeo Spider 1.8 TBi 16V
R171
Generation
Typ 939
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Rear-wheel drive
Drivetrain
Front-wheel drive
7-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes SLK 55 AMG
Alfa Romeo Spider 1.8 TBi 16V
V8 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine with turbocharger
Mercedes-Benz M 113
Engine Series
M 113.989
Engine Code
939 B1.000
3
Valves
4
8
Cylinders
4
5.4 L / 264 cu in
Displacement
1.7 L / 83 cu in
355 hp
at 5750 rpm
Power
197 hp
at 5000 rpm
Mercedes SLK 55 AMG
355 hp
197 hp
Alfa Romeo Spider 1.8 TBi 16V
376 lb‑ft
at 4000 rpm
Max. Torque
236 lb‑ft
at 1400 rpm
Mercedes SLK 55 AMG
376 lb‑ft
236 lb‑ft
Alfa Romeo Spider 1.8 TBi 16V
Performance
Mercedes SLK 55 AMG
Alfa Romeo Spider 1.8 TBi 16V
155 mph
Maximum Speed
146 mph
4.9 sec
Acceleration 0 to 62 mph
7.8 sec
62 mph
62
mph
mph
223 ft
0.000 sec
Mercedes SLK 55 AMG
62 mph
62
mph
mph
354 ft
0.000 sec
Alfa Romeo Spider 1.8 TBi 16V
▶ REPLAY
9.56 lb/hp
Weight-to-Power Ratio
17.51 lb/hp
Mercedes SLK 55 AMG
9.56 lb/hp
17.51 lb/hp
Alfa Romeo Spider 1.8 TBi 16V
Fuel Economy / Emissions
Mercedes SLK 55 AMG
Alfa Romeo Spider 1.8 TBi 16V
Fuel Economy
20 mpg
combined
29 mpg
Mercedes SLK 55 AMG
20 mpg
29 mpg
Alfa Romeo Spider 1.8 TBi 16V
13 mpg
city
20 mpg
27 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
18.5 gal
362 mi
Range
531 mi
Mercedes SLK 55 AMG
362 mi
531 mi
Alfa Romeo Spider 1.8 TBi 16V
Environmental Impact
227.4 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).
155.3 kWh
Mercedes SLK 55 AMG
227.4 kWh
155.3 kWh
Alfa Romeo Spider 1.8 TBi 16V
Euro 4
Emission Standard
Euro 5
463 g/mi (NEFZ)
CO2 Emissions
309 g/mi (NEFZ)
Practical Convenience
Mercedes SLK 55 AMG
Alfa Romeo Spider 1.8 TBi 16V
2
Doors
2
2
No. of Seats
2
683 lb
Maximum Payload
606 lb
8.5 cu ft
Trunk Volume
7.2 cu ft
No data
Cargo Volume (Seats Down)
No data
