The Comparative Analysis :
BMW 420d Cabrio Steptronic (15 - 17) vs. Mercedes C 400 Cabriolet 4MATIC 9G-TRONIC (16 - 18)
€ 50,100

€ 60,300

€ 50,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 60,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The BMW 420d Cabrio is 4.8 cm shorter, 1.5 cm wider and 2.5 cm lower than the Mercedes C 400 Cabriolet.
BMW 420d Cabrio
Mercedes C 400 Cabriolet
1384
1825
2017
1409
1810
2016
1825 mm
Width
1810 mm
2017 mm
Width Incl. Mirrors
2016 mm
1384 mm
Height
1409 mm
2810
4638
2840
4686
4638 mm
Length
4686 mm
2810 mm
Wheelbase
2840 mm
Vehicle Weight
BMW 420d Cabrio
Mercedes C 400 Cabriolet
1790 kg
Kerb Weight
1805 kg
2185 kg
Gross Vehicle
Weight
Weight
2285 kg

Weight Difference:
15 kg
0.83 %

General
BMW 420d Cabrio
Mercedes C 400 Cabriolet
F33
Generation
A205
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Unleaded (95 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
BMW 420d Cabrio
Mercedes C 400 Cabriolet
Straight-four diesel engine with turbocharger
Engine Type
V6 petrol engine with two turbochargers (biturbo)
BMW B47
Engine Series
Mercedes-Benz M 276
B47-D20
Engine Code
M 276.823


4
Valves
4
4
Cylinders
6
1995 CC
Engine Capacity
2996 CC
187 bhp
at 4000 rpm
Power
328 bhp
at 5250 rpm
BMW 420d Cabrio
187 bhp
328 bhp
Mercedes C 400 Cabriolet
400 NM
at 1750 rpm
Max. Torque
480 NM
at 1600 rpm
BMW 420d Cabrio
400 NM
480 NM
Mercedes C 400 Cabriolet
Performance
BMW 420d Cabrio
Mercedes C 400 Cabriolet
142 mph
Maximum Speed
155 mph
8 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
111 m
0.000 sec

BMW 420d Cabrio
62 mph
62
mph
mph
72 m
0.000 sec

Mercedes C 400 Cabriolet
▶ REPLAY
9.57 kg/bhp
Weight-to-Power Ratio
5.5 kg/bhp
BMW 420d Cabrio
9.57 kg/bhp
5.5 kg/bhp
Mercedes C 400 Cabriolet
Fuel Economy / Emissions
BMW 420d Cabrio
Mercedes C 400 Cabriolet
Fuel Economy
64 mpg
combined
35 mpg
BMW 420d Cabrio
64 mpg
35 mpg
Mercedes C 400 Cabriolet
54 mpg
city
26 mpg
No data
motorway
45 mpg
57 L
Fuel Tank Capacity
66 L
805 mi
Range
513 mi
BMW 420d Cabrio
805 mi
513 mi
Mercedes C 400 Cabriolet
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).
151.6 kWh
BMW 420d Cabrio
90.4 kWh
151.6 kWh
Mercedes C 400 Cabriolet
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
116 g/km (NEFZ)
CO2 Emissions
181 g/km (NEFZ)
Practical Convenience
BMW 420d Cabrio
Mercedes C 400 Cabriolet
2
Doors
2
4
No. of Seats
4
395 kg
Maximum Payload
480 kg
370 L
Boot Capacity
360 L









No data
Boot Capacity (Seats Down)
No data