The Comparative Analysis :
Mercedes SLC 180 (16 - 19) vs. Alfa Romeo Spider 2.4 JTDM 20V DPF (07 - 08)
€ 35,300

€ 38,200

€ 35,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 38,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes SLC 180 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 DPF.
Mercedes SLC 180
Alfa Romeo Spider 2.4 JTDM 20V DPF
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
162.7
99.5
173
162.7 in
Length
173 in
95.7 in
Wheelbase
99.5 in
Vehicle Weight
Mercedes SLC 180
Alfa Romeo Spider 2.4 JTDM 20V DPF
3164 lb
Curb Weight
3825 lb
3858 lb
Gross Vehicle
Weight
Weight
4321 lb

Weight Difference:
661 lb
17.28 %

General
Mercedes SLC 180
Alfa Romeo Spider 2.4 JTDM 20V DPF
R172
Generation
Typ 939
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Front-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Mercedes SLC 180
Alfa Romeo Spider 2.4 JTDM 20V DPF
Straight-four gasoline engine with turbocharger
Engine Type
Straight-five diesel engine with turbocharger
Mercedes-Benz M 274
Engine Series
M 274.910
Engine Code
939 A3.000

4
Valves
4
4
Cylinders
5
1.6 L / 78 cu in
Displacement
2.4 L / 117 cu in
154 hp
at 5300 rpm
Power
197 hp
at 4000 rpm
Mercedes SLC 180
154 hp
197 hp
Alfa Romeo Spider 2.4 JTDM 20V DPF
184 lb‑ft
at 1200 rpm
Max. Torque
295 lb‑ft
at 2000 rpm
Mercedes SLC 180
184 lb‑ft
295 lb‑ft
Alfa Romeo Spider 2.4 JTDM 20V DPF
Performance
Mercedes SLC 180
Alfa Romeo Spider 2.4 JTDM 20V DPF
140 mph
Maximum Speed
142 mph
7.9 sec
Acceleration 0 to 62 mph
8.4 sec
62 mph
62
mph
mph
361 ft
0.000 sec

Mercedes SLC 180
62 mph
62
mph
mph
384 ft
0.000 sec

Alfa Romeo Spider 2.4 JTDM 20V DPF
▶ REPLAY
20.55 lb/hp
Weight-to-Power Ratio
19.42 lb/hp
Mercedes SLC 180
20.55 lb/hp
19.42 lb/hp
Alfa Romeo Spider 2.4 JTDM 20V DPF
Fuel Economy / Emissions
Mercedes SLC 180
Alfa Romeo Spider 2.4 JTDM 20V DPF
Fuel Economy
42 mpg
combined
35 mpg
Mercedes SLC 180
42 mpg
35 mpg
Alfa Romeo Spider 2.4 JTDM 20V DPF
32 mpg
city
26 mpg
52 mpg
highway
No data
15.9 gal
Fuel Tank Capacity
18.5 gal
665 mi
Range
639 mi
Mercedes SLC 180
665 mi
639 mi
Alfa Romeo Spider 2.4 JTDM 20V DPF
Environmental Impact
106.1 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 SLC 180
106.1 kWh
139.9 kWh
Alfa Romeo Spider 2.4 JTDM 20V DPF
Euro 6
Emission Standard
Euro 4
204 g/mi (NEFZ)
CO2 Emissions
288 g/mi (NEFZ)
Practical Convenience
Mercedes SLC 180
Alfa Romeo Spider 2.4 JTDM 20V DPF
2
Doors
2
2
No. of Seats
2
694 lb
Maximum Payload
496 lb
9.5 cu ft
Trunk Volume
7.2 cu ft






No data
Cargo Volume (Seats Down)
No data