The Comparative Analysis :
BMW 420i Coupé xDrive Steptronic (17 - ..) vs. BMW 430i Coupé Steptronic (17 - ..)
€ 45,900

€ 48,600

€ 45,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 48,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same length and width, but the 420i Coupé is 1.5 cm taller.
420i Coupé
430i Coupé
1392
1825
2017
1377
1825
2017
1825 mm
Width
1825 mm
2017 mm
Width Incl. Mirrors
2017 mm
1392 mm
Height
1377 mm
2810
4638
2810
4638
4638 mm
Length
4638 mm
2810 mm
Wheelbase
2810 mm
Vehicle Weight
420i Coupé
430i Coupé
1645 kg
Kerb Weight
1585 kg
2090 kg
Gross Vehicle
Weight
Weight
2030 kg

Weight Difference:
60 kg
3.65 %

General
420i Coupé
430i Coupé
F32
Generation
F32
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
420i Coupé
430i Coupé
Straight-four petrol engine with turbocharger
Engine Type
Straight-four petrol engine with turbocharger
BMW B48
Engine Series
BMW B48
B48-B20
Engine Code
B48-B20


4
Valves
4
4
Cylinders
4
1998 CC
Engine Capacity
1998 CC
181 bhp
at 5000 rpm
Power
249 bhp
at 5200 rpm
420i Coupé
181 bhp
249 bhp
430i Coupé
270 NM
at 1350 rpm
Max. Torque
350 NM
at 1450 rpm
420i Coupé
270 NM
350 NM
430i Coupé
Performance
420i Coupé
430i Coupé
144 mph
Maximum Speed
155 mph
7.8 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph
62
mph
mph
108 m
0.000 sec

420i Coupé
62 mph
62
mph
mph
81 m
0.000 sec

430i Coupé
▶ REPLAY
9.09 kg/bhp
Weight-to-Power Ratio
6.37 kg/bhp
420i Coupé
9.09 kg/bhp
6.37 kg/bhp
430i Coupé
Fuel Economy / Emissions
420i Coupé
430i Coupé
Fuel Economy
43 mpg
combined
47 mpg
420i Coupé
43 mpg
47 mpg
430i Coupé
37 mpg
city
41 mpg
No data
motorway
No data
60 L
Fuel Tank Capacity
60 L
574 mi
Range
621 mi
420i Coupé
574 mi
621 mi
430i Coupé
Environmental Impact
123.1 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).
113.6 kWh
420i Coupé
123.1 kWh
113.6 kWh
430i Coupé
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
177 g/km (WLTP)
CO2 Emissions
172 g/km (WLTP)
Practical Convenience
420i Coupé
430i Coupé
2
Doors
2
4
No. of Seats
4
445 kg
Maximum Payload
445 kg
445 L
Boot Capacity
445 L








No data
Boot Capacity (Seats Down)
No data