The Comparative Analysis :
BMW 420i Gran Coupé Steptronic (16 - 17) vs. BMW 320i Gran Turismo (16 - 18)
€ 39,700

€ 40,900

€ 39,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 40,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 420i Gran Coupé is considerably smaller in every dimension. It's 7.3 inches shorter, 0.1 inches narrower and 4.7 inches lower than the 320i Gran Turismo.
420i Gran Coupé
320i Gran Turismo
54.7
71.9
79.4
59.4
72
80.6
71.9 in
Width
72 in
79.4 in
Width Incl. Mirrors
80.6 in
54.7 in
Height
59.4 in
110.6
182.6
115
189.9
182.6 in
Length
189.9 in
110.6 in
Wheelbase
115 in
Vehicle Weight
420i Gran Coupé
320i Gran Turismo
3560 lb
Curb Weight
3649 lb
4630 lb
Gross Vehicle
Weight
Weight
4751 lb

Weight Difference:
88 lb
2.41 %

General
420i Gran Coupé
320i Gran Turismo
F36
Generation
F34
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
420i Gran Coupé
320i Gran Turismo
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four gasoline engine with turbocharger
BMW B48
Engine Series
BMW B48
B48-B20
Engine Code
B48-B20


4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 5000 rpm
Power
181 hp
at 5000 rpm
420i Gran Coupé
181 hp
181 hp
320i Gran Turismo
199 lb‑ft
at 1350 rpm
Max. Torque
214 lb‑ft
at 1350 rpm
420i Gran Coupé
199 lb‑ft
214 lb‑ft
320i Gran Turismo
Performance
420i Gran Coupé
320i Gran Turismo
147 mph
Maximum Speed
143 mph
7.7 sec
Acceleration 0 to 62 mph
8 sec
62 mph
62
mph
mph
351 ft
0.000 sec

420i Gran Coupé
62 mph
62
mph
mph
364 ft
0.000 sec

320i Gran Turismo
▶ REPLAY
19.67 lb/hp
Weight-to-Power Ratio
20.16 lb/hp
420i Gran Coupé
19.67 lb/hp
20.16 lb/hp
320i Gran Turismo
Fuel Economy / Emissions
420i Gran Coupé
320i Gran Turismo
Fuel Economy
43 mpg
combined
39 mpg
420i Gran Coupé
43 mpg
39 mpg
320i Gran Turismo
33 mpg
city
31 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.9 gal
678 mi
Range
611 mi
420i Gran Coupé
678 mi
611 mi
320i Gran Turismo
Environmental Impact
104.1 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).
115.6 kWh
420i Gran Coupé
104.1 kWh
115.6 kWh
320i Gran Turismo
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
204 g/mi (NEFZ)
CO2 Emissions
224 g/mi (NEFZ)
Practical Convenience
420i Gran Coupé
320i Gran Turismo
5
Doors
5
5
No. of Seats
5
1069 lb
Maximum Payload
1102 lb
13.6 cu ft
Trunk Volume
14.7 cu ft










36.8 cu ft
Cargo Volume (Seats Down)
45.3 cu ft