The Comparative Analysis :
Mercedes C 300 d Convertible 9G-TRONIC (18 - ..) vs. BMW 420d Convertible (17 - 19)
€ 53,600
€ 51,700
€ 53,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 51,700
ⓘ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 Mercedes C 300 d Convertible is 1.9 inches longer, 0.6 inches narrower and an inch taller than the BMW 420d Cabrio.
Mercedes C 300 d Convertible
BMW 420d Cabrio
55.5
71.3
79.4
54.5
71.9
79.4
71.3 in
Width
71.9 in
79.4 in
Width Incl. Mirrors
79.4 in
55.5 in
Height
54.5 in
111.8
184.5
110.6
182.6
184.5 in
Length
182.6 in
111.8 in
Wheelbase
110.6 in
Vehicle Weight
Mercedes C 300 d Convertible
BMW 420d Cabrio
3825 lb
Curb Weight
4023 lb
4883 lb
Gross Vehicle
Weight
Weight
4883 lb
Weight Difference:
198 lb
4.92 %
General
Mercedes C 300 d Convertible
BMW 420d Cabrio
A205
Generation
F33
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
9-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes C 300 d Convertible
BMW 420d Cabrio
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-four diesel engine with turbocharger
Mercedes-Benz OM 654
Engine Series
BMW B47
OM 654.920
Engine Code
B47-D20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
242 hp
at 5000 rpm
Power
187 hp
at 4000 rpm
Mercedes C 300 d Convertible
242 hp
187 hp
BMW 420d Cabrio
369 lb‑ft
at 1600 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
Mercedes C 300 d Convertible
369 lb‑ft
295 lb‑ft
BMW 420d Cabrio
Performance
Mercedes C 300 d Convertible
BMW 420d Cabrio
155 mph
Maximum Speed
146 mph
6.3 sec
Acceleration 0 to 62 mph
8.2 sec
62 mph
62
mph
mph
289 ft
0.000 sec
Mercedes C 300 d Convertible
62 mph
62
mph
mph
374 ft
0.000 sec
BMW 420d Cabrio
▶ REPLAY
15.81 lb/hp
Weight-to-Power Ratio
21.51 lb/hp
Mercedes C 300 d Convertible
15.81 lb/hp
21.51 lb/hp
BMW 420d Cabrio
Fuel Economy / Emissions
Mercedes C 300 d Convertible
BMW 420d Cabrio
Fuel Economy
43 mpg
combined
46 mpg
Mercedes C 300 d Convertible
43 mpg
46 mpg
BMW 420d Cabrio
37 mpg
city
38 mpg
48 mpg
highway
No data
13.2 gal
Fuel Tank Capacity
15.1 gal
565 mi
Range
695 mi
Mercedes C 300 d Convertible
565 mi
695 mi
BMW 420d Cabrio
Environmental Impact
113.1 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).
104.9 kWh
Mercedes C 300 d Convertible
113.1 kWh
104.9 kWh
BMW 420d Cabrio
Euro 6d
Emission Standard
Euro 6c (WLTP)
259 g/mi (WLTP)
CO2 Emissions
248 g/mi (WLTP)
Practical Convenience
Mercedes C 300 d Convertible
BMW 420d Cabrio
2
Doors
2
4
No. of Seats
4
1058 lb
Maximum Payload
860 lb
10.2 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data
