The Comparative Analysis :
BMW 320d Coupé (10 - 13) vs. BMW 420i Coupé xDrive (17 - 18)
€ 37,400

€ 42,900

€ 37,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 42,900
ⓘ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 320d Coupé is an inch shorter, 1.7 inches narrower and 0.1 inches taller than the 420i Coupé.
320d Coupé
420i Coupé
54.9
70.2
78.1
54.8
71.9
79.4
70.2 in
Width
71.9 in
78.1 in
Width Incl. Mirrors
79.4 in
54.9 in
Height
54.8 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
320d Coupé
420i Coupé
3296 lb
Curb Weight
3605 lb
4189 lb
Gross Vehicle
Weight
Weight
4586 lb

Weight Difference:
309 lb
8.57 %

General
320d Coupé
420i Coupé
E92
Generation
F32
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
320d Coupé
420i Coupé
Straight-four diesel engine with turbocharger
Engine Type
Straight-four gasoline engine with turbocharger
BMW N47
Engine Series
BMW B48
N47-D20
Engine Code
B48-B20


4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 4000 rpm
Power
181 hp
at 5000 rpm
320d Coupé
181 hp
181 hp
420i Coupé
280 lb‑ft
at 1900 rpm
Max. Torque
199 lb‑ft
at 1350 rpm
320d Coupé
280 lb‑ft
199 lb‑ft
420i Coupé
Performance
320d Coupé
420i Coupé
147 mph
Maximum Speed
145 mph
7.5 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph
62
mph
mph
341 ft
0.000 sec

320d Coupé
62 mph
62
mph
mph
348 ft
0.000 sec

420i Coupé
▶ REPLAY
18.21 lb/hp
Weight-to-Power Ratio
19.92 lb/hp
320d Coupé
18.21 lb/hp
19.92 lb/hp
420i Coupé
Fuel Economy / Emissions
320d Coupé
420i Coupé
Fuel Economy
50 mpg
combined
36 mpg
320d Coupé
50 mpg
36 mpg
420i Coupé
40 mpg
city
27 mpg
No data
highway
No data
16.1 gal
Fuel Tank Capacity
15.9 gal
807 mi
Range
565 mi
320d Coupé
807 mi
565 mi
420i Coupé
Environmental Impact
96.7 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).
125 kWh
320d Coupé
96.7 kWh
125 kWh
420i Coupé
Euro 5
Emission Standard
Euro 6b (NEFZ)
201 g/mi (NEFZ)
CO2 Emissions
248 g/mi (NEFZ)
Practical Convenience
320d Coupé
420i Coupé
2
Doors
2
4
No. of Seats
4
893 lb
Maximum Payload
981 lb
12.5 cu ft
Trunk Volume
12.6 cu ft








No data
Cargo Volume (Seats Down)
No data