The Comparative Analysis :
BMW 430i Gran Coupé xDrive Steptronic (16 - 17) vs. BMW 420i Gran Coupé xDrive (16 - 17)
€ 48,000

€ 40,100

€ 48,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 40,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of the 430i Gran Coupé and the 420i Gran Coupé are absolutely identical. Both are 182.6 inches long, 71.9 inches wide and 55.3 inches tall.
430i Gran Coupé
420i Gran Coupé
55.3
71.9
79.4
55.3
71.9
79.4
71.9 in
Width
71.9 in
79.4 in
Width Incl. Mirrors
79.4 in
55.3 in
Height
55.3 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 Gran Coupé
420i Gran Coupé
3726 lb
Curb Weight
3693 lb
4795 lb
Gross Vehicle
Weight
Weight
4762 lb

Weight Difference:
33 lb
0.89 %

General
430i Gran Coupé
420i Gran Coupé
F36
Generation
F36
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Premium Unleaded

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

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
430i Gran Coupé
420i Gran 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 Gran Coupé
249 hp
181 hp
420i Gran Coupé
258 lb‑ft
at 1450 rpm
Max. Torque
199 lb‑ft
at 1350 rpm
430i Gran Coupé
258 lb‑ft
199 lb‑ft
420i Gran Coupé
Performance
430i Gran Coupé
420i Gran Coupé
155 mph
Maximum Speed
145 mph
5.9 sec
Acceleration 0 to 62 mph
7.8 sec
62 mph
62
mph
mph
269 ft
0.000 sec

430i Gran Coupé
62 mph
62
mph
mph
354 ft
0.000 sec

420i Gran Coupé
▶ REPLAY
14.96 lb/hp
Weight-to-Power Ratio
20.4 lb/hp
430i Gran Coupé
14.96 lb/hp
20.4 lb/hp
420i Gran Coupé
Fuel Economy / Emissions
430i Gran Coupé
420i Gran Coupé
Fuel Economy
40 mpg
combined
36 mpg
430i Gran Coupé
40 mpg
36 mpg
420i Gran Coupé
31 mpg
city
27 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.9 gal
632 mi
Range
565 mi
430i Gran Coupé
632 mi
565 mi
420i Gran Coupé
Environmental Impact
111.8 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).
125 kWh
430i Gran Coupé
111.8 kWh
125 kWh
420i Gran Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
222 g/mi (NEFZ)
CO2 Emissions
248 g/mi (NEFZ)
Practical Convenience
430i Gran Coupé
420i Gran Coupé
5
Doors
5
5
No. of Seats
5
1069 lb
Maximum Payload
1069 lb
13.6 cu ft
Trunk Volume
13.6 cu ft










36.8 cu ft
Cargo Volume (Seats Down)
36.8 cu ft