The Comparative Analysis :
BMW 123d Convertible (11 - 13) vs. BMW M240i Convertible xDrive Steptronic Sport (17 - ..)
€ 38,700
€ 56,300
€ 38,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 56,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The 123d Cabrio is 3.7 inches shorter, an inch narrower and 0.3 inches taller than the M240i Cabrio.
123d Cabrio
M240i Cabrio
55.6
68.8
76.1
55.2
69.8
78.1
68.8 in
Width
69.8 in
76.1 in
Width Incl. Mirrors
78.1 in
55.6 in
Height
55.2 in
104.7
171.7
105.9
175.4
171.7 in
Length
175.4 in
104.7 in
Wheelbase
105.9 in
Vehicle Weight
123d Cabrio
M240i Cabrio
3560 lb
Curb Weight
3880 lb
4365 lb
Gross Vehicle
Weight
Weight
4652 lb
Weight Difference:
320 lb
8.25 %
General
123d Cabrio
M240i Cabrio
E88
Generation
F23
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
123d Cabrio
M240i Cabrio
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-six gasoline engine with turbocharger
BMW
Engine Series
BMW
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
201 hp
at 4400 rpm
Power
335 hp
at 5500 rpm
123d Cabrio
201 hp
335 hp
M240i Cabrio
295 lb‑ft
at 2000 rpm
Max. Torque
369 lb‑ft
at 1520 rpm
123d Cabrio
295 lb‑ft
369 lb‑ft
M240i Cabrio
Performance
123d Cabrio
M240i Cabrio
143 mph
Maximum Speed
155 mph
7.5 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
341 ft
0.000 sec
123d Cabrio
62 mph
62
mph
mph
210 ft
0.000 sec
M240i Cabrio
▶ REPLAY
17.71 lb/hp
Weight-to-Power Ratio
11.58 lb/hp
123d Cabrio
17.71 lb/hp
11.58 lb/hp
M240i Cabrio
Fuel Economy / Emissions
123d Cabrio
M240i Cabrio
Fuel Economy
44 mpg
combined
30 mpg
123d Cabrio
44 mpg
30 mpg
M240i Cabrio
36 mpg
city
23 mpg
No data
highway
No data
13.5 gal
Fuel Tank Capacity
13.7 gal
598 mi
Range
414 mi
123d Cabrio
598 mi
414 mi
M240i 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).
147.7 kWh
123d Cabrio
109.1 kWh
147.7 kWh
M240i Cabrio
Euro 5
Emission Standard
Euro 6b (NEFZ)
224 g/mi (NEFZ)
CO2 Emissions
288 g/mi (NEFZ)
Practical Convenience
123d Cabrio
M240i Cabrio
2
Doors
2
4
No. of Seats
4
805 lb
Maximum Payload
772 lb
7.4 cu ft
Trunk Volume
9.5 cu ft
No data
Cargo Volume (Seats Down)
No data
