Compare Mercedes SLR McLaren Roadster vs Fiat 124 Spider vs Fiat 500C
Variants
Roadster
Roadster 722 S
AT
MT
0.9 TWIN AIR
1.2
1.3 MultiJet
1.4
Capacity
Cargo Capacity
204 L / 7.2 cu-ft
140 L / 4.9 cu-ft
Coolant Capacity
11.0 L / 11.6 qt
Engine Oil Capacity
8.5 L / 9.0 qt
3.8 L / 4.0 qt
Fuel Capacity
97.0 L / 25.6 gal
45.0 L / 11.9 gal
35.0 L / 9.2 gal
Passengers
2
2
4
Payload
230 kg / 507 lbs
415 kg / 915 lbs
Chassis
Brakes | Front
Ventilated discs, 390 mm
Ventilated discs
Ventilated discs
Brakes | Rear
Disc
Disc
Offroad | Approach Angle
8.0 deg
13.1 deg
Offroad | Departure Angle
16.5 deg
Power Steering
Hydraulic Steering
Electric Steering
Electric Steering
Suspension | Front
Double-wishbone
Double-wishbone
MacPherson strut
Suspension | Rear
Double-wishbone
Multi-link
Semi-independent, Torsion beam
Tire Size
195/50 R16, 205/45 R17
Turning Circle
12.2 m / 40.0 ft
9.4 m / 30.8 ft
Construction
Body Style
2-door Convertible
2-door Convertible
3-door Convertible
Dimensions
Size | Height
1281 mm / 50.4 in
1233 mm / 48.5 in
1488 mm / 58.6 in
Size | Length
4656 mm / 183.3 in
4054 mm / 159.6 in
3546 mm / 139.6 in
Size | Width
1908 mm / 75.1 in
1740 mm / 68.5 in
1627 mm / 64.1 in
Track Width | Front
1496.0 mm / 58.9 in
Track Width | Rear
1569.0 mm / 61.8 in
1503.0 mm / 59.2 in
1408.0 mm / 55.4 in
Weight
1750.0 kg / 3858.1 lbs
1050.0 kg / 2314.9 lbs
970.0 kg / 2138.5 lbs
Wheel Size
16 in, 17 in
15 in, 16 in
Wheelbase
2700 mm / 106.3 in
2310 mm / 90.9 in
2300 mm / 90.6 in
Performance
CO2 Emission
348 g/km
Fuel Economy
14.5 L/100km / 16.2 MPG (combined) | 20.9 L/100km / 11.3 MPG (urban) | 10.8 L/100km / 21.8 MPG (highway)
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Front-engine (transverse), Front-wheel drive
Emission Standard
Euro 4
Euro 6
Euro 5
Engine
M 155.980
Engine | Bore
97.0 mm / 3.8 in
72.0 mm / 2.8 in
Engine | Compression Ratio
9.0:1
9.8:1
Engine | Displacement
5.4 L / 331.9 cu-in / 5439.0 cc
1.4 L / 83.5 cu-in / 1368.0 cc
Engine | Power
140.0 hp / 104.4 kW @ 5000 rpm
Engine | Specific Output
102.3 hp/L / 1.7 hp/cu-in
Engine | Stroke
92.0 mm / 3.6 in
84.0 mm / 3.3 in
Engine | Torque
240 Nm / 177.0 lb-ft @ 2250 rpm
Engine | Type
Supercharged multi-port injected petrol V8 SOHC engine with 3 values per cylinder
Turbocharged multi-port injected petrol inline-4 engine with 4 values per cylinder
Transmission | Gears
5-speed
6-speed
Transmission | Type
Automatic AMG SPEEDSHIFT R
Manual
Production
Availability
2016
Reviews
Neofiliac score
89%
81%
17%
Pros
- Great performance and handling
- Overall good design
- Exceptionally stout drivetrain
- Very light
- Small turning circle
- Punchy I4 engine
- Clean styling
- Small turning circle
- Decent styling
Cons
- Worse performance than the coupe
- Worse styling than the coupe
- Low cargo capacity
- Only available with tiny engines
- Very little cargo space
- No real convertible experience
- Horrible 0-100kph time
- Can't even reach 200km/h
- Miserably low engine output
- Only available with tiny engines
- No independent rear suspensions
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