The Comparative Analysis :
BMW M3 Convertible M DKG (08 - 13) vs. BMW 320i Convertible (07 - 10)
€ 79,100
€ 41,100
€ 79,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 41,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The M3 Cabrio is a little bigger in every dimension. It's 1.4 inches longer, 0.9 inches wider and 0.3 inches taller than the 320i Cabrio.
M3 Cabrio
320i Cabrio
54.8
71
77.8
54.5
70.2
78.1
71 in
Width
70.2 in
77.8 in
Width Incl. Mirrors
78.1 in
54.8 in
Height
54.5 in
108.7
181.7
108.7
180.3
181.7 in
Length
180.3 in
108.7 in
Wheelbase
108.7 in
Vehicle Weight
M3 Cabrio
320i Cabrio
4200 lb
Curb Weight
3682 lb
5027 lb
Gross Vehicle
Weight
Weight
4464 lb
Weight Difference:
518 lb
12.33 %
General
M3 Cabrio
320i Cabrio
E93
Generation
E93
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
7-speed dual clutch transmission
Transmission
6-speed manual transmission
Engine
M3 Cabrio
320i Cabrio
V8 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
BMW S65
Engine Series
BMW N43
S65-B40
Engine Code
N43-B20
4
Valves
4
8
Cylinders
4
4 L / 196 cu in
Displacement
2 L / 98 cu in
414 hp
at 8300 rpm
Power
168 hp
at 6700 rpm
M3 Cabrio
414 hp
168 hp
320i Cabrio
295 lb‑ft
at 3900 rpm
Max. Torque
155 lb‑ft
at 4250 rpm
M3 Cabrio
295 lb‑ft
155 lb‑ft
320i Cabrio
Performance
M3 Cabrio
320i Cabrio
155 mph
Maximum Speed
142 mph
5.1 sec
Acceleration 0 to 62 mph
9.1 sec
62 mph
62
mph
mph
233 ft
0.000 sec
M3 Cabrio
62 mph
62
mph
mph
413 ft
0.000 sec
320i Cabrio
▶ REPLAY
10.14 lb/hp
Weight-to-Power Ratio
21.92 lb/hp
M3 Cabrio
10.14 lb/hp
21.92 lb/hp
320i Cabrio
Fuel Economy / Emissions
M3 Cabrio
320i Cabrio
Fuel Economy
19 mpg
combined
35 mpg
M3 Cabrio
19 mpg
35 mpg
320i Cabrio
14 mpg
city
27 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
16.6 gal
318 mi
Range
575 mi
M3 Cabrio
318 mi
575 mi
320i Cabrio
Environmental Impact
233 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).
128.7 kWh
M3 Cabrio
233 kWh
128.7 kWh
320i Cabrio
Euro 4
Emission Standard
Euro 5
472 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)
Practical Convenience
M3 Cabrio
320i Cabrio
2
Doors
2
4
No. of Seats
4
827 lb
Maximum Payload
783 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data
