The Comparative Analysis :
Mercedes SLK 55 AMG SPEEDSHIFT PLUS (11 - 16) vs. Alfa Romeo Spider 2.2 JTS 16V Selespeed (07 - 10)
€ 73,500
![Mercedes SLK 55 AMG SPEEDSHIFT PLUS (11 - 16)](graphbase/cars/cars_big_png/Mercedes_SLK_55_AMG_R172.png)
€ 34,900
![Alfa Romeo Spider 2.2 JTS 16V Selespeed (07 - 10)](graphbase/cars/cars_big/Alfa_Romeo_Spider.webp)
€ 73,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 34,900
ⓘ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 10.2 inches shorter, 0.8 inches narrower and 0.7 inches lower than the Alfa Romeo Spider 2.2 JTS 16V.
Mercedes SLK 55 AMG
Alfa Romeo Spider 2.2 JTS 16V
51.2
71.3
79
51.9
72
80.1
71.3 in
Width
72 in
79 in
Width Incl. Mirrors
80.1 in
51.2 in
Height
51.9 in
95.7
162.8
99.5
173
162.8 in
Length
173 in
95.7 in
Wheelbase
99.5 in
Vehicle Weight
Mercedes SLK 55 AMG
Alfa Romeo Spider 2.2 JTS 16V
3549 lb
Curb Weight
3483 lb
4211 lb
Gross Vehicle
Weight
Weight
4090 lb
![Mercedes SLK 55 AMG SPEEDSHIFT PLUS (11 - 16)](graphbase/cars/cars_big_png/Mercedes_SLK_55_AMG_R172.png)
Weight Difference:
66 lb
1.86 %
![Alfa Romeo Spider 2.2 JTS 16V Selespeed (07 - 10)](graphbase/cars/cars_big_png/Alfa_Romeo_Spider.png)
General
Mercedes SLK 55 AMG
Alfa Romeo Spider 2.2 JTS 16V
R172
Generation
Typ 939
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
![](graphbase/drivetrain/RWD.png)
Rear-wheel drive
Drivetrain
Front-wheel drive
![](graphbase/drivetrain/FWD.png)
7-speed automatic transmission
Transmission
6-speed automated manual transmission (AMT)
Engine
Mercedes SLK 55 AMG
Alfa Romeo Spider 2.2 JTS 16V
V8 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
Mercedes-Benz M 152
Engine Series
M 152.980
Engine Code
939 A5.000
![](graphbase/engines/Mercedes-Benz_M_152.png)
4
Valves
4
8
Cylinders
4
5.5 L / 269 cu in
Displacement
2.2 L / 108 cu in
416 hp
at 6800 rpm
Power
182 hp
at 6500 rpm
Mercedes SLK 55 AMG
416 hp
182 hp
Alfa Romeo Spider 2.2 JTS 16V
398 lb‑ft
at 4500 rpm
Max. Torque
170 lb‑ft
at 4500 rpm
Mercedes SLK 55 AMG
398 lb‑ft
170 lb‑ft
Alfa Romeo Spider 2.2 JTS 16V
Performance
Mercedes SLK 55 AMG
Alfa Romeo Spider 2.2 JTS 16V
155 mph
Maximum Speed
139 mph
4.6 sec
Acceleration 0 to 62 mph
8.8 sec
62 mph
62
mph
mph
210 ft
0.000 sec
![](graphbase/cars/cars_small_png/Mercedes_SLK_55_AMG_R172.png)
Mercedes SLK 55 AMG
62 mph
62
mph
mph
400 ft
0.000 sec
![](graphbase/cars/cars_small_png/Alfa_Romeo_Spider.png)
Alfa Romeo Spider 2.2 JTS 16V
▶ REPLAY
8.53 lb/hp
Weight-to-Power Ratio
19.14 lb/hp
Mercedes SLK 55 AMG
8.53 lb/hp
19.14 lb/hp
Alfa Romeo Spider 2.2 JTS 16V
Fuel Economy / Emissions
Mercedes SLK 55 AMG
Alfa Romeo Spider 2.2 JTS 16V
Fuel Economy
28 mpg
combined
26 mpg
Mercedes SLK 55 AMG
28 mpg
26 mpg
Alfa Romeo Spider 2.2 JTS 16V
20 mpg
city
19 mpg
38 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
18.5 gal
518 mi
Range
478 mi
Mercedes SLK 55 AMG
518 mi
478 mi
Alfa Romeo Spider 2.2 JTS 16V
Environmental Impact
159.2 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).
172.4 kWh
Mercedes SLK 55 AMG
159.2 kWh
172.4 kWh
Alfa Romeo Spider 2.2 JTS 16V
Euro 5 / Euro 6
Emission Standard
Euro 4
314 g/mi (NEFZ)
CO2 Emissions
344 g/mi (NEFZ)
Practical Convenience
Mercedes SLK 55 AMG
Alfa Romeo Spider 2.2 JTS 16V
2
Doors
2
2
No. of Seats
2
661 lb
Maximum Payload
606 lb
9.5 cu ft
Trunk Volume
7.2 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KB.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
No data
Cargo Volume (Seats Down)
No data