The Comparative Analysis :
BMW 320d Convertible DPF Automatic (08 - 08) vs. BMW M4 Convertible Competition (17 - 18)
€ 46,100
€ 91,900
€ 46,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 91,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 320d Convertible DPF is slightly smaller in every dimension. It's 3.6 inches shorter, 3.5 inches narrower and 0.3 inches lower than the M4 Convertible Competition Package.
320d Convertible DPF
M4 Convertible Competition Package
54.5
70.2
78.1
54.8
73.6
79.3
70.2 in
Width
73.6 in
78.1 in
Width Incl. Mirrors
79.3 in
54.5 in
Height
54.8 in
108.7
180.3
110.7
183.9
180.3 in
Length
183.9 in
108.7 in
Wheelbase
110.7 in
Vehicle Weight
320d Convertible DPF
M4 Convertible Competition Package
3847 lb
Curb Weight
4057 lb
4630 lb
Gross Vehicle
Weight
Weight
4960 lb
Weight Difference:
209 lb
5.15 %
General
320d Convertible DPF
M4 Convertible Competition Package
E93
Generation
F83
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
6-speed manual transmission
Engine
320d Convertible DPF
M4 Convertible Competition Package
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
175 hp
at 4000 rpm
Power
444 hp
at 7000 rpm
320d Convertible DPF
175 hp
444 hp
M4 Convertible Competition Package
258 lb‑ft
at 2000 rpm
Max. Torque
406 lb‑ft
at 1850 rpm
320d Convertible DPF
258 lb‑ft
406 lb‑ft
M4 Convertible Competition Package
Performance
320d Convertible DPF
M4 Convertible Competition Package
139 mph
Maximum Speed
155 mph
8.7 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
397 ft
0.000 sec
320d Convertible DPF
62 mph
62
mph
mph
207 ft
0.000 sec
M4 Convertible Competition Package
▶ REPLAY
21.98 lb/hp
Weight-to-Power Ratio
9.14 lb/hp
320d Convertible DPF
21.98 lb/hp
9.14 lb/hp
M4 Convertible Competition Package
Fuel Economy / Emissions
320d Convertible DPF
M4 Convertible Competition Package
Fuel Economy
41 mpg
combined
25 mpg
320d Convertible DPF
41 mpg
25 mpg
M4 Convertible Competition Package
31 mpg
city
19 mpg
No data
highway
No data
16.1 gal
Fuel Tank Capacity
15.9 gal
654 mi
Range
393 mi
320d Convertible DPF
654 mi
393 mi
M4 Convertible Competition Package
Environmental Impact
119.3 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).
179.9 kWh
320d Convertible DPF
119.3 kWh
179.9 kWh
M4 Convertible Competition Package
Euro 4
Emission Standard
Euro 6b (NEFZ)
246 g/mi (NEFZ)
CO2 Emissions
351 g/mi (NEFZ)
Practical Convenience
320d Convertible DPF
M4 Convertible Competition Package
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
904 lb
9.9 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data
