The Comparative Analysis :
BMW 420d Coupé xDrive Steptronic (17 - ..) vs. Mercedes C 300 Coupé 9G-TRONIC (18 - 19)
€ 49,200
€ 47,000
€ 49,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 47,000
ⓘ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 Coupé is 4.8 cm shorter, 1.5 cm wider and 1.3 cm lower than the Mercedes C 300 Coupé.
BMW 420d Coupé
Mercedes C 300 Coupé
1392
1825
2017
1405
1810
2016
1825 mm
Width
1810 mm
2017 mm
Width Incl. Mirrors
2016 mm
1392 mm
Height
1405 mm
2810
4638
2840
4686
4638 mm
Length
4686 mm
2810 mm
Wheelbase
2840 mm
Vehicle Weight
BMW 420d Coupé
Mercedes C 300 Coupé
1685 kg
Kerb Weight
1600 kg
2125 kg
Gross Vehicle
Weight
Weight
2095 kg
Weight Difference:
85 kg
5.04 %
General
BMW 420d Coupé
Mercedes C 300 Coupé
F32
Generation
C205
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Unleaded (95 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
BMW 420d Coupé
Mercedes C 300 Coupé
Straight-four diesel engine with turbocharger
Engine Type
Straight-four petrol engine with turbocharger
BMW B47
Engine Series
Mercedes-Benz M 264
B47-D20
Engine Code
M 264.920


4
Valves
4
4
Cylinders
4
1995 CC
Engine Capacity
1991 CC
187 bhp
at 4000 rpm
Power
254 bhp
at 5800 rpm
BMW 420d Coupé
187 bhp
254 bhp
Mercedes C 300 Coupé
400 NM
at 1750 rpm
Max. Torque
370 NM
at 1800 rpm
BMW 420d Coupé
400 NM
370 NM
Mercedes C 300 Coupé
Performance
BMW 420d Coupé
Mercedes C 300 Coupé
143 mph
Maximum Speed
155 mph
7.3 sec
Acceleration 0 to 62 mph
6 sec
62 mph
62
mph
mph
101 m
0.000 sec
BMW 420d Coupé
62 mph
62
mph
mph
83 m
0.000 sec
Mercedes C 300 Coupé
▶ REPLAY
9.01 kg/bhp
Weight-to-Power Ratio
6.3 kg/bhp
BMW 420d Coupé
9.01 kg/bhp
6.3 kg/bhp
Mercedes C 300 Coupé
Fuel Economy / Emissions
BMW 420d Coupé
Mercedes C 300 Coupé
Fuel Economy
56 mpg
combined
42 mpg
BMW 420d Coupé
56 mpg
42 mpg
Mercedes C 300 Coupé
49 mpg
city
31 mpg
No data
motorway
54 mpg
57 L
Fuel Tank Capacity
66 L
708 mi
Range
612 mi
BMW 420d Coupé
708 mi
612 mi
Mercedes C 300 Coupé
Environmental Impact
102.8 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).
127 kWh
BMW 420d Coupé
102.8 kWh
127 kWh
Mercedes C 300 Coupé
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6d-TEMP (WLTP) 36AG-AI
158 g/km (WLTP)
CO2 Emissions
166 g/km (WLTP)
Practical Convenience
BMW 420d Coupé
Mercedes C 300 Coupé
2
Doors
2
4
No. of Seats
4
440 kg
Maximum Payload
495 kg
445 L
Boot Capacity
380 L







No data
Boot Capacity (Seats Down)
No data



















