The Comparative Analysis :
Mercedes SLK 250 d 9G-TRONIC (15 - 16) vs. Alfa Romeo Spider 2.4 JTDM 20V (08 - 10)
€ 43,400
€ 38,400
€ 43,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 38,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes SLK 250 d 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 2.4 JTDM 20V.
Mercedes SLK 250 d
Alfa Romeo Spider 2.4 JTDM 20V
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 250 d
Alfa Romeo Spider 2.4 JTDM 20V
3538 lb
Curb Weight
3770 lb
4200 lb
Gross Vehicle
Weight
Weight
4376 lb
Weight Difference:
231 lb
6.13 %
General
Mercedes SLK 250 d
Alfa Romeo Spider 2.4 JTDM 20V
R172
Generation
Typ 939
Roadster
Car Body Style
Roadster
Diesel
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Front-wheel drive
9-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes SLK 250 d
Alfa Romeo Spider 2.4 JTDM 20V
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-five diesel engine with turbocharger
Mercedes-Benz OM 651
Engine Series
OM 651.980
Engine Code
939 A3.000
4
Valves
4
4
Cylinders
5
2.1 L / 103 cu in
Displacement
2.4 L / 117 cu in
201 hp
at 3800 rpm
Power
206 hp
at 4000 rpm
Mercedes SLK 250 d
201 hp
206 hp
Alfa Romeo Spider 2.4 JTDM 20V
369 lb‑ft
at 1600 rpm
Max. Torque
295 lb‑ft
at 1500 rpm
Mercedes SLK 250 d
369 lb‑ft
295 lb‑ft
Alfa Romeo Spider 2.4 JTDM 20V
Performance
Mercedes SLK 250 d
Alfa Romeo Spider 2.4 JTDM 20V
152 mph
Maximum Speed
144 mph
6.6 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
302 ft
0.000 sec
Mercedes SLK 250 d
62 mph
62
mph
mph
371 ft
0.000 sec
Alfa Romeo Spider 2.4 JTDM 20V
▶ REPLAY
17.6 lb/hp
Weight-to-Power Ratio
18.3 lb/hp
Mercedes SLK 250 d
17.6 lb/hp
18.3 lb/hp
Alfa Romeo Spider 2.4 JTDM 20V
Fuel Economy / Emissions
Mercedes SLK 250 d
Alfa Romeo Spider 2.4 JTDM 20V
Fuel Economy
53 mpg
combined
35 mpg
Mercedes SLK 250 d
53 mpg
35 mpg
Alfa Romeo Spider 2.4 JTDM 20V
45 mpg
city
26 mpg
60 mpg
highway
No data
15.9 gal
Fuel Tank Capacity
18.5 gal
848 mi
Range
639 mi
Mercedes SLK 250 d
848 mi
639 mi
Alfa Romeo Spider 2.4 JTDM 20V
Environmental Impact
90.4 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).
139.9 kWh
Mercedes SLK 250 d
90.4 kWh
139.9 kWh
Alfa Romeo Spider 2.4 JTDM 20V
Euro 6b (NEFZ)
Emission Standard
Euro 4
183 g/mi (NEFZ)
CO2 Emissions
288 g/mi (NEFZ)
Practical Convenience
Mercedes SLK 250 d
Alfa Romeo Spider 2.4 JTDM 20V
2
Doors
2
2
No. of Seats
2
661 lb
Maximum Payload
606 lb
9.5 cu ft
Trunk Volume
7.2 cu ft
No data
Cargo Volume (Seats Down)
No data
