The Comparative Analysis :
BMW 320d Convertible Automatic (08 - 10) vs. BMW M4 Convertible (18 - 19)
€ 46,500
€ 85,700
€ 46,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 85,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 320d Cabrio is slightly smaller in every dimension. It's 3.6 inches shorter, 3.5 inches narrower and 0.1 inches lower than the M4 Cabrio.
320d Cabrio
M4 Cabrio
54.5
70.2
78.1
54.6
73.6
79.3
70.2 in
Width
73.6 in
78.1 in
Width Incl. Mirrors
79.3 in
54.5 in
Height
54.6 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 Cabrio
M4 Cabrio
3847 lb
Curb Weight
4112 lb
4630 lb
Gross Vehicle
Weight
Weight
4960 lb
Weight Difference:
265 lb
6.45 %
General
320d Cabrio
M4 Cabrio
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 Cabrio
M4 Cabrio
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
425 hp
at 5550 rpm
320d Cabrio
175 hp
425 hp
M4 Cabrio
258 lb‑ft
at 2000 rpm
Max. Torque
406 lb‑ft
at 2350 rpm
320d Cabrio
258 lb‑ft
406 lb‑ft
M4 Cabrio
Performance
320d Cabrio
M4 Cabrio
139 mph
Maximum Speed
155 mph
8.7 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
397 ft
0.000 sec
320d Cabrio
62 mph
62
mph
mph
210 ft
0.000 sec
M4 Cabrio
▶ REPLAY
21.98 lb/hp
Weight-to-Power Ratio
9.68 lb/hp
320d Cabrio
21.98 lb/hp
9.68 lb/hp
M4 Cabrio
Fuel Economy / Emissions
320d Cabrio
M4 Cabrio
Fuel Economy
39 mpg
combined
23 mpg
320d Cabrio
39 mpg
23 mpg
M4 Cabrio
31 mpg
city
18 mpg
No data
highway
No data
16.1 gal
Fuel Tank Capacity
15.9 gal
632 mi
Range
369 mi
320d Cabrio
632 mi
369 mi
M4 Cabrio
Environmental Impact
123.4 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).
191.4 kWh
320d Cabrio
123.4 kWh
191.4 kWh
M4 Cabrio
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
253 g/mi (NEFZ)
CO2 Emissions
385 g/mi (WLTP)
Practical Convenience
320d Cabrio
M4 Cabrio
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
849 lb
9.9 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data
