The Comparative Analysis :
Mercedes SLK 350 7G-TRONIC PLUS (11 - 16) vs. Alfa Romeo Spider 3.2 JTS V6 24V Q4 Q-Tronic (06 - 10)
€ 53,100

€ 45,700

€ 53,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 45,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes SLK 350 is considerably smaller in every dimension. It's 25.9 cm shorter, 2 cm narrower and 1.7 cm lower than the Alfa Romeo Spider 3.2 JTS V6 24V.
Mercedes SLK 350
Alfa Romeo Spider 3.2 JTS V6 24V
1301
1810
2006
1318
1830
2035
1810 mm
Width
1830 mm
2006 mm
Width Incl. Mirrors
2035 mm
1301 mm
Height
1318 mm
2430
4134
2528
4393
4134 mm
Length
4393 mm
2430 mm
Wheelbase
2528 mm
Vehicle Weight
Mercedes SLK 350
Alfa Romeo Spider 3.2 JTS V6 24V
1540 kg
Kerb Weight
1760 kg
1855 kg
Gross Vehicle
Weight
Weight
2035 kg

Weight Difference:
220 kg
12.5 %

General
Mercedes SLK 350
Alfa Romeo Spider 3.2 JTS V6 24V
R172
Generation
Typ 939
Roadster
Car Body Style
Roadster
Unleaded (95 RON)
Fuel Type
Unleaded (95 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

7-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Mercedes SLK 350
Alfa Romeo Spider 3.2 JTS V6 24V
V6 petrol engine (naturally aspirated engine)
Engine Type
V6 petrol engine (naturally aspirated engine)
Mercedes-Benz M 276
Engine Series
M 276.956
Engine Code
939 A.000

4
Valves
4
6
Cylinders
6
3498 CC
Engine Capacity
3195 CC
302 bhp
at 6500 rpm
Power
256 bhp
at 6300 rpm
Mercedes SLK 350
302 bhp
256 bhp
Alfa Romeo Spider 3.2 JTS V6 24V
370 NM
at 3500 rpm
Max. Torque
322 NM
at 4500 rpm
Mercedes SLK 350
370 NM
322 NM
Alfa Romeo Spider 3.2 JTS V6 24V
Performance
Mercedes SLK 350
Alfa Romeo Spider 3.2 JTS V6 24V
155 mph
Maximum Speed
152 mph
5.6 sec
Acceleration 0 to 62 mph
7.2 sec
62 mph
62
mph
mph
78 m
0.000 sec

Mercedes SLK 350
62 mph
62
mph
mph
100 m
0.000 sec

Alfa Romeo Spider 3.2 JTS V6 24V
▶ REPLAY
5.1 kg/bhp
Weight-to-Power Ratio
6.88 kg/bhp
Mercedes SLK 350
5.1 kg/bhp
6.88 kg/bhp
Alfa Romeo Spider 3.2 JTS V6 24V
Fuel Economy / Emissions
Mercedes SLK 350
Alfa Romeo Spider 3.2 JTS V6 24V
Fuel Economy
40 mpg
combined
23 mpg
Mercedes SLK 350
40 mpg
23 mpg
Alfa Romeo Spider 3.2 JTS V6 24V
29 mpg
city
15 mpg
51 mpg
motorway
No data
60 L
Fuel Tank Capacity
70 L
525 mi
Range
357 mi
Mercedes SLK 350
525 mi
357 mi
Alfa Romeo Spider 3.2 JTS V6 24V
Environmental Impact
134.5 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).
231.1 kWh
Mercedes SLK 350
134.5 kWh
231.1 kWh
Alfa Romeo Spider 3.2 JTS V6 24V
Euro 5 / Euro 6
Emission Standard
Euro 4
167 g/km (NEFZ)
CO2 Emissions
288 g/km (NEFZ)
Practical Convenience
Mercedes SLK 350
Alfa Romeo Spider 3.2 JTS V6 24V
2
Doors
2
2
No. of Seats
2
315 kg
Maximum Payload
275 kg
335 L
Boot Capacity
253 L






No data
Boot Capacity (Seats Down)
No data