The Comparative Analysis :
Alfa Romeo Spider 2.4 JTDM 20V DPF (07 - 08) vs. Mercedes SLK 350 Sportmotor 7G-TRONIC (08 - 11)
€ 38,200

€ 50,000

€ 38,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 50,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Alfa Romeo Spider 2.4 JTDM 20V DPF is considerably bigger in every dimension. It's 11.3 inches longer, 1.7 inches wider and 0.8 inches taller than the Mercedes SLK 350 Sportmotor.
Alfa Romeo Spider 2.4 JTDM 20V DPF
Mercedes SLK 350 Sportmotor
51.9
72
80.1
51.1
70.4
78.9
72 in
Width
70.4 in
80.1 in
Width Incl. Mirrors
78.9 in
51.9 in
Height
51.1 in
99.5
173
95.7
161.7
173 in
Length
161.7 in
99.5 in
Wheelbase
95.7 in
Vehicle Weight
Alfa Romeo Spider 2.4 JTDM 20V DPF
Mercedes SLK 350 Sportmotor
3825 lb
Curb Weight
3274 lb
4321 lb
Gross Vehicle
Weight
Weight
3968 lb

Weight Difference:
551 lb
14.41 %

General
Alfa Romeo Spider 2.4 JTDM 20V DPF
Mercedes SLK 350 Sportmotor
Typ 939
Generation
R171
Roadster
Car Body Style
Roadster
Diesel
Fuel Type
Mid-Grade Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
7-speed automatic transmission
Engine
Alfa Romeo Spider 2.4 JTDM 20V DPF
Mercedes SLK 350 Sportmotor
Straight-five diesel engine with turbocharger
Engine Type
V6 gasoline engine (naturally aspirated engine)
Engine Series
Mercedes-Benz M 272
939 A3.000
Engine Code
M 272.969

4
Valves
4
5
Cylinders
6
2.4 L / 117 cu in
Displacement
3.5 L / 171 cu in
197 hp
at 4000 rpm
Power
301 hp
at 6500 rpm
Alfa Romeo Spider 2.4 JTDM 20V DPF
197 hp
301 hp
Mercedes SLK 350 Sportmotor
295 lb‑ft
at 2000 rpm
Max. Torque
266 lb‑ft
at 4900 rpm
Alfa Romeo Spider 2.4 JTDM 20V DPF
295 lb‑ft
266 lb‑ft
Mercedes SLK 350 Sportmotor
Performance
Alfa Romeo Spider 2.4 JTDM 20V DPF
Mercedes SLK 350 Sportmotor
142 mph
Maximum Speed
155 mph
8.4 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
384 ft
0.000 sec

Alfa Romeo Spider 2.4 JTDM 20V DPF
62 mph
62
mph
mph
246 ft
0.000 sec

Mercedes SLK 350 Sportmotor
▶ REPLAY
19.42 lb/hp
Weight-to-Power Ratio
10.88 lb/hp
Alfa Romeo Spider 2.4 JTDM 20V DPF
19.42 lb/hp
10.88 lb/hp
Mercedes SLK 350 Sportmotor
Fuel Economy / Emissions
Alfa Romeo Spider 2.4 JTDM 20V DPF
Mercedes SLK 350 Sportmotor
Fuel Economy
35 mpg
combined
26 mpg
Alfa Romeo Spider 2.4 JTDM 20V DPF
35 mpg
26 mpg
Mercedes SLK 350 Sportmotor
26 mpg
city
18 mpg
No data
highway
34 mpg
18.5 gal
Fuel Tank Capacity
18.5 gal
639 mi
Range
473 mi
Alfa Romeo Spider 2.4 JTDM 20V DPF
639 mi
473 mi
Mercedes SLK 350 Sportmotor
Environmental Impact
139.9 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).
174.3 kWh
Alfa Romeo Spider 2.4 JTDM 20V DPF
139.9 kWh
174.3 kWh
Mercedes SLK 350 Sportmotor
Euro 4
Emission Standard
Euro 4 / Euro 5
288 g/mi (NEFZ)
CO2 Emissions
352 g/mi (NEFZ)
Practical Convenience
Alfa Romeo Spider 2.4 JTDM 20V DPF
Mercedes SLK 350 Sportmotor
2
Doors
2
2
No. of Seats
2
496 lb
Maximum Payload
694 lb
7.2 cu ft
Trunk Volume
8.5 cu ft






No data
Cargo Volume (Seats Down)
No data