The Comparative Analysis :
BMW 320d Convertible DPF (08 - 08) vs. BMW M3 Convertible (08 - 13)
€ 43,900

€ 75,300

€ 43,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 75,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 320d Convertible DPF is a little smaller in every dimension. It's 1.4 inches shorter, 0.9 inches narrower and 0.3 inches lower than the M3 Cabrio.
320d Convertible DPF
M3 Cabrio
54.5
70.2
78.1
54.8
71
77.8
70.2 in
Width
71 in
78.1 in
Width Incl. Mirrors
77.8 in
54.5 in
Height
54.8 in
108.7
180.3
108.7
181.7
180.3 in
Length
181.7 in
108.7 in
Wheelbase
108.7 in
Vehicle Weight
320d Convertible DPF
M3 Cabrio
3814 lb
Curb Weight
4156 lb
4597 lb
Gross Vehicle
Weight
Weight
5027 lb

Weight Difference:
342 lb
8.23 %

General
320d Convertible DPF
M3 Cabrio
E93
Generation
E93
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
320d Convertible DPF
M3 Cabrio
Straight-four diesel engine with turbocharger
Engine Type
V8 gasoline engine (naturally aspirated engine)
BMW N47
Engine Series
BMW S65
N47-D20
Engine Code
S65-B40

4
Valves
4
4
Cylinders
8
2 L / 98 cu in
Displacement
4 L / 196 cu in
175 hp
at 4000 rpm
Power
414 hp
at 8300 rpm
320d Convertible DPF
175 hp
414 hp
M3 Cabrio
258 lb‑ft
at 2000 rpm
Max. Torque
295 lb‑ft
at 3900 rpm
320d Convertible DPF
258 lb‑ft
295 lb‑ft
M3 Cabrio
Performance
320d Convertible DPF
M3 Cabrio
139 mph
Maximum Speed
155 mph
8.6 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph
62
mph
mph
390 ft
0.000 sec

320d Convertible DPF
62 mph
62
mph
mph
243 ft
0.000 sec

M3 Cabrio
▶ REPLAY
21.79 lb/hp
Weight-to-Power Ratio
10.04 lb/hp
320d Convertible DPF
21.79 lb/hp
10.04 lb/hp
M3 Cabrio
Fuel Economy / Emissions
320d Convertible DPF
M3 Cabrio
Fuel Economy
44 mpg
combined
18 mpg
320d Convertible DPF
44 mpg
18 mpg
M3 Cabrio
34 mpg
city
13 mpg
No data
highway
No data
16.1 gal
Fuel Tank Capacity
16.6 gal
715 mi
Range
303 mi
320d Convertible DPF
715 mi
303 mi
M3 Cabrio
Environmental Impact
109.1 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).
244.5 kWh
320d Convertible DPF
109.1 kWh
244.5 kWh
M3 Cabrio
Euro 4
Emission Standard
Euro 4
225 g/mi (NEFZ)
CO2 Emissions
497 g/mi (NEFZ)
Practical Convenience
320d Convertible DPF
M3 Cabrio
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
871 lb
9.9 cu ft
Trunk Volume
9.9 cu ft








No data
Cargo Volume (Seats Down)
No data