The Comparative Analysis :
BMW 430i Coupé Steptronic (17 - ..) vs. BMW 420d Coupé xDrive (17 - 18)
€ 48,600
€ 48,400
€ 48,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 48,400
ⓘ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 430i Coupé is 0.6 inches lower.
430i Coupé
420d Coupé
54.2
71.9
79.4
54.8
71.9
79.4
71.9 in
Width
71.9 in
79.4 in
Width Incl. Mirrors
79.4 in
54.2 in
Height
54.8 in
110.6
182.6
110.6
182.6
182.6 in
Length
182.6 in
110.6 in
Wheelbase
110.6 in
Vehicle Weight
430i Coupé
420d Coupé
3494 lb
Curb Weight
3560 lb
4475 lb
Gross Vehicle
Weight
Weight
4542 lb
Weight Difference:
66 lb
1.85 %
General
430i Coupé
420d Coupé
F32
Generation
F32
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
430i Coupé
420d Coupé
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four diesel engine with turbocharger
BMW B48
Engine Series
BMW B47
B48-B20
Engine Code
B47-D20


4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
249 hp
at 5200 rpm
Power
187 hp
at 4000 rpm
430i Coupé
249 hp
187 hp
420d Coupé
258 lb‑ft
at 1450 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
430i Coupé
258 lb‑ft
295 lb‑ft
420d Coupé
Performance
430i Coupé
420d Coupé
155 mph
Maximum Speed
147 mph
5.8 sec
Acceleration 0 to 62 mph
7.4 sec
62 mph
62
mph
mph
266 ft
0.000 sec
430i Coupé
62 mph
62
mph
mph
338 ft
0.000 sec
420d Coupé
▶ REPLAY
14.03 lb/hp
Weight-to-Power Ratio
19.04 lb/hp
430i Coupé
14.03 lb/hp
19.04 lb/hp
420d Coupé
Fuel Economy / Emissions
430i Coupé
420d Coupé
Fuel Economy
39 mpg
combined
53 mpg
430i Coupé
39 mpg
53 mpg
420d Coupé
34 mpg
city
44 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.1 gal
621 mi
Range
805 mi
430i Coupé
621 mi
805 mi
420d Coupé
Environmental Impact
113.6 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).
90.4 kWh
430i Coupé
113.6 kWh
90.4 kWh
420d Coupé
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6c (NEFZ)
277 g/mi (WLTP)
CO2 Emissions
188 g/mi (NEFZ)
Practical Convenience
430i Coupé
420d Coupé
2
Doors
2
4
No. of Seats
4
981 lb
Maximum Payload
981 lb
12.6 cu ft
Trunk Volume
12.6 cu ft








No data
Cargo Volume (Seats Down)
No data















