The Comparative Analysis :

BMW 420i Gran Coupé (16 - 17) vs. BMW 428i Gran Coupé Steptronic (14 - 15)

€ 37,600
BMW 420i Gran Coupé (16 - 17) 420i Gran Coupé
€ 43,600
 BMW 428i Gran Coupé Steptronic (14 - 15) 428i Gran Coupé
€ 37,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,600

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of the 420i Gran Coupé and the 428i Gran Coupé are absolutely identical. Both are 182.6 inches long, 71.9 inches wide and 54.7 inches tall.
420i Gran Coupé
428i Gran Coupé
54.7
Blueprint BMW 420i Gran Coupé (16 - 17)
71.9
79.4
54.7
Blueprint BMW 428i Gran Coupé Steptronic (14 - 15)
71.9
79.4
71.9 in
Width
71.9 in
79.4 in
Width Incl. Mirrors
79.4 in
54.7 in
Height
54.7 in
Blueprint BMW 420i Gran Coupé (16 - 17)
110.6
182.6
Blueprint BMW 428i Gran Coupé Steptronic (14 - 15)
110.6
182.6
182.6 in
Length
182.6 in
110.6 in
Wheelbase
110.6 in

Vehicle Weight

420i Gran Coupé
428i Gran Coupé
3516 lb
Curb Weight
3538 lb
4586 lb
Gross Vehicle
Weight
4608 lb
BMW 420i Gran Coupé (16 - 17)
Weight Difference:
22 lb
0.62 %
BMW 428i Gran Coupé Steptronic (14 - 15)

General

420i Gran Coupé
428i Gran Coupé
F36
Generation
F36
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
8-speed automatic transmission

Engine

420i Gran Coupé
428i Gran Coupé
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW B48
Engine Series
BMW N20
B48-B20
Engine Code
N20-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 5000 rpm
Power
242 hp
at 5000 rpm
420i Gran Coupé
181 hp
242 hp
428i Gran Coupé
199 lb‑ft
at 1350 rpm
Max. Torque
258 lb‑ft
at 1250 rpm
420i Gran Coupé
199 lb‑ft
258 lb‑ft
428i Gran Coupé

Performance

420i Gran Coupé
428i Gran Coupé
147 mph
Maximum Speed
155 mph
7.5 sec
Acceleration 0 to 62 mph
6 sec
62 mph 62
mph

341 ft
0.000 sec

420i Gran Coupé

62 mph 62
mph

272 ft
0.000 sec

428i Gran Coupé

▶ REPLAY
19.43 lb/hp
Weight-to-Power Ratio
14.62 lb/hp
420i Gran Coupé
19.43 lb/hp
14.62 lb/hp
428i Gran Coupé

Fuel Economy / Emissions

420i Gran Coupé
428i Gran Coupé
Fuel Economy
41 mpg
combined
37 mpg
420i Gran Coupé
41 mpg
37 mpg
428i Gran Coupé
31 mpg
city
29 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
642 mi
Range
592 mi
420i Gran Coupé
642 mi
592 mi
428i Gran Coupé
Environmental Impact
109.9 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).
119.4 kWh
420i Gran Coupé
109.9 kWh
119.4 kWh
428i Gran Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
216 g/mi (NEFZ)
CO2 Emissions
237 g/mi (NEFZ)

Practical Convenience

420i Gran Coupé
428i 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