The Comparative Analysis :

BMW 430i Coupé xDrive Steptronic (17 - ..) vs. BMW 420i Coupé Steptronic (17 - ..)

€ 51,100
BMW 430i Coupé xDrive Steptronic (17 - ..) 430i Coupé
€ 43,400
 BMW 420i Coupé Steptronic (17 - ..) 420i Coupé
€ 51,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,400

ⓘ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 taller.
430i Coupé
420i Coupé
54.8
Blueprint BMW 430i Coupé xDrive Steptronic (17 - ..)
71.9
79.4
54.2
Blueprint BMW 420i Coupé Steptronic (17 - ..)
71.9
79.4
71.9 in
Width
71.9 in
79.4 in
Width Incl. Mirrors
79.4 in
54.8 in
Height
54.2 in
Blueprint BMW 430i Coupé xDrive Steptronic (17 - ..)
110.6
182.6
Blueprint BMW 420i Coupé Steptronic (17 - ..)
110.6
182.6
182.6 in
Length
182.6 in
110.6 in
Wheelbase
110.6 in

Vehicle Weight

430i Coupé
420i Coupé
3638 lb
Curb Weight
3461 lb
4619 lb
Gross Vehicle
Weight
4442 lb
BMW 430i Coupé xDrive Steptronic (17 - ..)
Weight Difference:
176 lb
4.84 %
BMW 420i Coupé Steptronic (17 - ..)

General

430i Coupé
420i Coupé
F32
Generation
F32
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

430i Coupé
420i Coupé
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW B48
Engine Series
BMW B48
B48-B20
Engine Code
B48-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
249 hp
at 5200 rpm
Power
181 hp
at 5000 rpm
430i Coupé
249 hp
181 hp
420i Coupé
258 lb‑ft
at 1450 rpm
Max. Torque
199 lb‑ft
at 1350 rpm
430i Coupé
258 lb‑ft
199 lb‑ft
420i Coupé

Performance

430i Coupé
420i Coupé
155 mph
Maximum Speed
147 mph
5.8 sec
Acceleration 0 to 62 mph
7.5 sec
62 mph 62
mph

266 ft
0.000 sec

430i Coupé

62 mph 62
mph

341 ft
0.000 sec

420i Coupé

▶ REPLAY
14.61 lb/hp
Weight-to-Power Ratio
19.12 lb/hp
430i Coupé
14.61 lb/hp
19.12 lb/hp
420i Coupé

Fuel Economy / Emissions

430i Coupé
420i Coupé
Fuel Economy
36 mpg
combined
40 mpg
430i Coupé
36 mpg
40 mpg
420i Coupé
30 mpg
city
35 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
565 mi
Range
632 mi
430i Coupé
565 mi
632 mi
420i Coupé
Environmental Impact
125 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).
111.8 kWh
430i Coupé
125 kWh
111.8 kWh
420i Coupé
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
288 g/mi (WLTP)
CO2 Emissions
278 g/mi (WLTP)

Practical Convenience

430i Coupé
420i 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