The Comparative Analysis :
BMW M4 Convertible M DKG (14 - 17) vs. BMW 425d Convertible Steptronic (14 - 15)
€ 83,600

€ 52,000

€ 83,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 52,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The M4 Cabrio is a little bigger in every dimension. It's 1.3 inches longer, 1.8 inches wider and 0.1 inches taller than the 425d Cabrio.
M4 Cabrio
425d Cabrio
54.6
73.6
79.3
54.5
71.9
79.4
73.6 in
Width
71.9 in
79.3 in
Width Incl. Mirrors
79.4 in
54.6 in
Height
54.5 in
110.7
183.9
110.6
182.6
183.9 in
Length
182.6 in
110.7 in
Wheelbase
110.6 in
Vehicle Weight
M4 Cabrio
425d Cabrio
4112 lb
Curb Weight
3814 lb
4960 lb
Gross Vehicle
Weight
Weight
3979 lb

Weight Difference:
298 lb
7.25 %

General
M4 Cabrio
425d Cabrio
F83
Generation
F33
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
M4 Cabrio
425d Cabrio
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
BMW S55
Engine Series
BMW N47
S55-B30
Engine Code
N47-D20

4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
425 hp
at 5500 rpm
Power
215 hp
at 4400 rpm
M4 Cabrio
425 hp
215 hp
425d Cabrio
406 lb‑ft
at 1850 rpm
Max. Torque
332 lb‑ft
at 1500 rpm
M4 Cabrio
406 lb‑ft
332 lb‑ft
425d Cabrio
Performance
M4 Cabrio
425d Cabrio
155 mph
Maximum Speed
150 mph
4.4 sec
Acceleration 0 to 62 mph
7.1 sec
62 mph
62
mph
mph
200 ft
0.000 sec

M4 Cabrio
62 mph
62
mph
mph
325 ft
0.000 sec

425d Cabrio
▶ REPLAY
9.68 lb/hp
Weight-to-Power Ratio
17.74 lb/hp
M4 Cabrio
9.68 lb/hp
17.74 lb/hp
425d Cabrio
Fuel Economy / Emissions
M4 Cabrio
425d Cabrio
Fuel Economy
27 mpg
combined
47 mpg
M4 Cabrio
27 mpg
47 mpg
425d Cabrio
20 mpg
city
39 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.1 gal
429 mi
Range
708 mi
M4 Cabrio
429 mi
708 mi
425d Cabrio
Environmental Impact
164.8 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).
102.8 kWh
M4 Cabrio
164.8 kWh
102.8 kWh
425d Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
327 g/mi (NEFZ)
CO2 Emissions
212 g/mi (NEFZ)
Practical Convenience
M4 Cabrio
425d Cabrio
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
165 lb
10.5 cu ft
Trunk Volume
10.5 cu ft










No data
Cargo Volume (Seats Down)
No data