The Comparative Analysis :
BMW 420d Coupé Steptronic (13 - 15) vs. BMW M4 Coupé M DKG (18 - 19)
€ 41,700
€ 83,200
€ 41,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 83,200
ⓘ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 0.8 inches lower than the M4 Coupé.
420d Coupé
M4 Coupé
53.6
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
53.6 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
3395 lb
Curb Weight
3682 lb
4376 lb
Gross Vehicle
Weight
Weight
4497 lb
Weight Difference:
287 lb
7.8 %
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
8-speed automatic 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 N47
Engine Series
BMW S55
N47-D20
Engine Code
S55-B30
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
181 hp
at 4000 rpm
Power
425 hp
at 5550 rpm
420d Coupé
181 hp
425 hp
M4 Coupé
280 lb‑ft
at 1750 rpm
Max. Torque
406 lb‑ft
at 2350 rpm
420d Coupé
280 lb‑ft
406 lb‑ft
M4 Coupé
Performance
420d Coupé
M4 Coupé
144 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
18.76 lb/hp
Weight-to-Power Ratio
8.66 lb/hp
420d Coupé
18.76 lb/hp
8.66 lb/hp
M4 Coupé
Fuel Economy / Emissions
420d Coupé
M4 Coupé
Fuel Economy
51 mpg
combined
25 mpg
420d Coupé
51 mpg
25 mpg
M4 Coupé
44 mpg
city
20 mpg
No data
highway
No data
15.1 gal
Fuel Tank Capacity
15.9 gal
770 mi
Range
401 mi
420d Coupé
770 mi
401 mi
M4 Coupé
Environmental Impact
94.6 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).
176.2 kWh
420d Coupé
94.6 kWh
176.2 kWh
M4 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
195 g/mi (NEFZ)
CO2 Emissions
367 g/mi (WLTP)
Practical Convenience
420d Coupé
M4 Coupé
2
Doors
2
4
No. of Seats
4
981 lb
Maximum Payload
816 lb
12.6 cu ft
Trunk Volume
12.6 cu ft
No data
Cargo Volume (Seats Down)
No data
