The Comparative Analysis :
BMW 320i Coupé Automatic (10 - 13) vs. BMW 420i Coupé (16 - 17)
€ 36,300
€ 37,600
€ 36,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The 320i Coupé is an inch shorter, 1.7 inches narrower and 0.7 inches taller than the 420i Coupé.
320i Coupé
420i Coupé
54.9
70.2
78.1
54.2
71.9
79.4
70.2 in
Width
71.9 in
78.1 in
Width Incl. Mirrors
79.4 in
54.9 in
Height
54.2 in
108.7
181.6
110.6
182.6
181.6 in
Length
182.6 in
108.7 in
Wheelbase
110.6 in
Vehicle Weight
320i Coupé
420i Coupé
3230 lb
Curb Weight
3417 lb
4057 lb
Gross Vehicle
Weight
Weight
4398 lb
Weight Difference:
187 lb
5.47 %
General
320i Coupé
420i Coupé
E92
Generation
F32
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
6-speed manual transmission
Engine
320i Coupé
420i Coupé
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine with turbocharger
BMW N43
Engine Series
BMW B48
N43-B20
Engine Code
B48-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
168 hp
at 6700 rpm
Power
181 hp
at 5000 rpm
320i Coupé
168 hp
181 hp
420i Coupé
155 lb‑ft
at 4250 rpm
Max. Torque
199 lb‑ft
at 1350 rpm
320i Coupé
155 lb‑ft
199 lb‑ft
420i Coupé
Performance
320i Coupé
420i Coupé
142 mph
Maximum Speed
147 mph
8.8 sec
Acceleration 0 to 62 mph
7.3 sec
62 mph
62
mph
mph
400 ft
0.000 sec
320i Coupé
62 mph
62
mph
mph
331 ft
0.000 sec
420i Coupé
▶ REPLAY
19.23 lb/hp
Weight-to-Power Ratio
18.88 lb/hp
320i Coupé
19.23 lb/hp
18.88 lb/hp
420i Coupé
Fuel Economy / Emissions
320i Coupé
420i Coupé
Fuel Economy
35 mpg
combined
41 mpg
320i Coupé
35 mpg
41 mpg
420i Coupé
25 mpg
city
31 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
15.9 gal
575 mi
Range
642 mi
320i Coupé
575 mi
642 mi
420i Coupé
Environmental Impact
128.7 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).
109.9 kWh
320i Coupé
128.7 kWh
109.9 kWh
420i Coupé
Euro 5
Emission Standard
Euro 6b (NEFZ)
256 g/mi (NEFZ)
CO2 Emissions
216 g/mi (NEFZ)
Practical Convenience
320i Coupé
420i Coupé
2
Doors
2
4
No. of Seats
4
827 lb
Maximum Payload
981 lb
12.5 cu ft
Trunk Volume
12.6 cu ft
No data
Cargo Volume (Seats Down)
No data
