The Comparative Analysis :
BMW 420d Coupé (15 - 17) vs. BMW M4 Coupé M DKG (17 - 18)
€ 40,800
€ 83,000
€ 40,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 83,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 420d Coupé is a little smaller in every dimension. It's 1.3 inches shorter, 1.8 inches narrower and 0.2 inches lower than the M4 Coupé.
420d Coupé
M4 Coupé
54.2
71.9
79.4
54.4
73.6
79.3
71.9 in
Width
73.6 in
79.4 in
Width Incl. Mirrors
79.3 in
54.2 in
Height
54.4 in
110.6
182.6
110.7
183.9
182.6 in
Length
183.9 in
110.6 in
Wheelbase
110.7 in
Vehicle Weight
420d Coupé
M4 Coupé
3417 lb
Curb Weight
3554 lb
4398 lb
Gross Vehicle
Weight
Weight
4497 lb
Weight Difference:
137 lb
3.85 %
General
420d Coupé
M4 Coupé
F32
Generation
F82
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
7-speed dual clutch transmission
Engine
420d Coupé
M4 Coupé
Straight-four diesel engine with turbocharger
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
BMW B47
Engine Series
BMW S55
B47-D20
Engine Code
S55-B30
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
187 hp
at 4000 rpm
Power
425 hp
at 5500 rpm
420d Coupé
187 hp
425 hp
M4 Coupé
295 lb‑ft
at 1750 rpm
Max. Torque
406 lb‑ft
at 1850 rpm
420d Coupé
295 lb‑ft
406 lb‑ft
M4 Coupé
Performance
420d Coupé
M4 Coupé
149 mph
Maximum Speed
155 mph
7.3 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph
62
mph
mph
331 ft
0.000 sec
420d Coupé
62 mph
62
mph
mph
187 ft
0.000 sec
M4 Coupé
▶ REPLAY
18.27 lb/hp
Weight-to-Power Ratio
8.36 lb/hp
420d Coupé
18.27 lb/hp
8.36 lb/hp
M4 Coupé
Fuel Economy / Emissions
420d Coupé
M4 Coupé
Fuel Economy
56 mpg
combined
28 mpg
420d Coupé
56 mpg
28 mpg
M4 Coupé
46 mpg
city
21 mpg
No data
highway
No data
15.1 gal
Fuel Tank Capacity
15.9 gal
843 mi
Range
449 mi
420d Coupé
843 mi
449 mi
M4 Coupé
Environmental Impact
86.4 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).
157.2 kWh
420d Coupé
86.4 kWh
157.2 kWh
M4 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
179 g/mi (NEFZ)
CO2 Emissions
312 g/mi (NEFZ)
Practical Convenience
420d Coupé
M4 Coupé
2
Doors
2
4
No. of Seats
4
981 lb
Maximum Payload
944 lb
12.6 cu ft
Trunk Volume
12.6 cu ft
No data
Cargo Volume (Seats Down)
No data
