The Comparative Analysis :
BMW 420i Coupé (16 - 17) vs. BMW M3 Coupé (00 - 06)
€ 37,600

€ 56,900

€ 37,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 56,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 420i Coupé is slightly bigger in every dimension. It's 14.6 cm longer, 4.5 cm wider and 0.5 cm taller than the M3 Coupé.
420i Coupé
M3 Coupé
1377
1825
2017
1372
1780
1980
1825 mm
Width
1780 mm
2017 mm
Width Incl. Mirrors
1980 mm
1377 mm
Height
1372 mm
2810
4638
2731
4492
4638 mm
Length
4492 mm
2810 mm
Wheelbase
2731 mm
Vehicle Weight
420i Coupé
M3 Coupé
1550 kg
Kerb Weight
1570 kg
1995 kg
Gross Vehicle
Weight
Weight
2000 kg

Weight Difference:
20 kg
1.27 %

General
420i Coupé
M3 Coupé
F32
Generation
E46
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
420i Coupé
M3 Coupé
Straight-four petrol engine with turbocharger
Engine Type
Straight-six petrol engine (naturally aspirated engine)
BMW B48
Engine Series
BMW S54
B48-B20
Engine Code
S54-B32


4
Valves
4
4
Cylinders
6
1997 CC
Engine Capacity
3246 CC
181 bhp
at 5000 rpm
Power
338 bhp
at 7900 rpm
420i Coupé
181 bhp
338 bhp
M3 Coupé
270 NM
at 1350 rpm
Max. Torque
365 NM
at 4900 rpm
420i Coupé
270 NM
365 NM
M3 Coupé
Performance
420i Coupé
M3 Coupé
147 mph
Maximum Speed
155 mph
7.3 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
101 m
0.000 sec

420i Coupé
62 mph
62
mph
mph
72 m
0.000 sec

M3 Coupé
▶ REPLAY
8.56 kg/bhp
Weight-to-Power Ratio
4.64 kg/bhp
420i Coupé
8.56 kg/bhp
4.64 kg/bhp
M3 Coupé
Fuel Economy / Emissions
420i Coupé
M3 Coupé
Fuel Economy
49 mpg
combined
21 mpg
420i Coupé
49 mpg
21 mpg
M3 Coupé
37 mpg
city
14 mpg
No data
motorway
No data
60 L
Fuel Tank Capacity
63 L
642 mi
Range
292 mi
420i Coupé
642 mi
292 mi
M3 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).
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).
253.8 kWh
420i Coupé
109.9 kWh
253.8 kWh
M3 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 4
134 g/km (NEFZ)
CO2 Emissions
323 g/km (NEFZ)
Practical Convenience
420i Coupé
M3 Coupé
2
Doors
2
4
No. of Seats
5
445 kg
Maximum Payload
430 kg
445 L
Boot Capacity
410 L








No data
Boot Capacity (Seats Down)
No data