Car comparison

BMW M4 Convertible (F83) 3.0vsBMW 2 Series Convertible (F23) M240i

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW M4 Convertible (F83)

3.0

431 hp2979 ccGasolineRWDDual-clutchTurbochargedCabriolet / convertible2014-2020
VS

BMW 2 Series Convertible (F23)

M240i

340 hp2998 ccGasolineRWDAutomaticTurbochargedCabriolet / convertible2016-2017

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

BMW 2 Series Convertible (F23) M240i

  • Lightest
    1,630 kg
    3,594 lb
  • Lowest combined fuel consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Lowest city consumption
    9.8 L/100 km
    24.0 mpg US
    28.8 mpg UK
  • Lowest highway consumption
    6.0 L/100 km
    39.2 mpg US
    47.1 mpg UK
  • Lowest CO2 emissions
    169 g/km
  • Best estimated range
    703 km
    437 mi
  • Largest trunk
    280 L
  • Best economy score
    87/100
  • Best practicality score
    44/100

BMW M4 Convertible (F83) 3.0

  • Quickest 0-100 km/h
    4.4 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    431 hp
    321 kW
  • Highest torque
    550 Nm
    406 lb-ft
  • Best power-to-weight
    241 hp/t
    180 kW/t
    4.2 kg/hp
  • Best overall score
    66/100
  • Best performance score
    77/100

Specification comparison

Specification comparison
ModelBMWM4 Convertible (F83)3.0BMW2 Series Convertible (F23)M240i
Power
431hp321kW
340hp254kW
Torque
550Nm406lb-ft
500Nm369lb-ft
Curb weight
1,790kg3,946lb
1,630kg3,594lb
Gross weight
2,250kg4,960lb
2,060kg4,542lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
59.7s99% target: 257 km/h / 160 mph
Calculated
66.8s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.4s
4.7s
0-200 km/h
15.8s
Calculated
17.3s
Calculated
0-60 mph
4.2s
Calculated
4.5s
Calculated
Fuel consumption
8.7L/100 km27mpg US32.5mpg UK
7.4L/100 km31.8mpg US38.2mpg UK
Fuel consumption city
11.5L/100 km20.5mpg US24.6mpg UK
9.8L/100 km24mpg US28.8mpg UK
Fuel consumption highway
7.1L/100 km33.1mpg US39.8mpg UK
6L/100 km39.2mpg US47.1mpg UK
Quarter mile
12.5s
Calculated
12.9s
Calculated
Power-to-weight
241hp/t180kW/t109hp/1000 lb
Calculated
209hp/t156kW/t95hp/1000 lb
Calculated
Torque-to-weight
307Nm/t206lb-ft/ton
Calculated
307Nm/t205lb-ft/ton
Calculated
Estimated range
690km429mi
Calculated
703km437mi
Calculated
Displacement
2,979cc182cu in
2,998cc183cu in
Length
4,671mm184in
4,454mm175in
Width
1,870mm74in
1,774mm70in
Height
1,386mm55in
1,403mm55in
Wheelbase
2,812mm111in
2,690mm106in
Front track
1,579mm62in
1,516mm60in
Rear track
1,603mm63in
1,534mm60in
Ground clearance
116mm5in
130mm5in
Trunk volume
220L
280L
Max trunk volume
370L
335L
Doors
2
2
Seats
4
4
Fuel tank
60L
52L
CO2 emissions
203g/km
169g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW M4 Convertible (F83) 3.0BMW 2 Series Convertible (F23) M240iPowerTorque
  • BMW M4 Convertible (F83) 3.0: Power / Torque
  • BMW 2 Series Convertible (F23) M240i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWM4 Convertible (F83)3.05,500-7,300 rpm1,850-5,500 rpm7,550 rpm
BMW2 Series Convertible (F23)M240i5,500 rpm1,520-4,500 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWM4 Convertible (F83)3.0BMW2 Series Convertible (F23)M240i
Acceleration checkpoints
0-60 mph
0-97 km/h
4.2 s
4.5 s
0-100 km/h
0-62 mph
4.4 s
4.7 s
0-200 km/h
0-124 mph
15.8 s
17.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.0 s
2.1 s
330 ft
101 m
5.4 s
5.5 s
1/8 mile
201 m
8.2 s
8.4 s
1000 ft
305 m
10.5 s
10.8 s
1/4 mile
402 m
12.5 s
12.9 s
Trap speed
1/4 mile
402 m
182 km/h
113 mph
177 km/h
110 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.0
431 hp
321 kW
BMW2 Series Convertible (F23)M240i
340 hp
254 kW

BMW M4 Convertible (F83) 3.0 has 91 hp more than BMW 2 Series Convertible (F23) M240i.

The biggest power difference is between BMW 2 Series Convertible (F23) M240i and BMW M4 Convertible (F83) 3.0: 91 hp (68 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.0
550 Nm
406 lb-ft
BMW2 Series Convertible (F23)M240i
500 Nm
369 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.0
1,790 kg
3,946 lb
BMW2 Series Convertible (F23)M240i
1,630 kg
3,594 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.0
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW2 Series Convertible (F23)M240i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.04.4 s
BMW2 Series Convertible (F23)M240i4.7 s

The biggest 0-100 km/h difference is between BMW M4 Convertible (F83) 3.0 and BMW 2 Series Convertible (F23) M240i: 0.3 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.0
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
BMW2 Series Convertible (F23)M240i
7.4 L/100 km
31.8 mpg US
38.2 mpg UK

The biggest fuel consumption difference is between BMW 2 Series Convertible (F23) M240i and BMW M4 Convertible (F83) 3.0: 1.3 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.0
241 hp/t
180 kW/t
4.2 kg/hp
BMW2 Series Convertible (F23)M240i
209 hp/t
156 kW/t
4.8 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
BMWM4 Convertible (F83)3.0
690 km
429 mi
BMW2 Series Convertible (F23)M240i
703 km
437 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWM4 Convertible (F83)3.0
431 hp
321 kW
4.4 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW2 Series Convertible (F23)M240i
340 hp
254 kW
4.7 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BMWM4 Convertible (F83)3.0
Power
431 hp
321 kW
0-100 km/h4.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
220 L
7.8 cu ft
Length
4,671 mm
183.9 in
Height
1,386 mm
54.6 in
BMW2 Series Convertible (F23)M240i
Power
340 hp
254 kW
0-100 km/h4.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
280 L
9.9 cu ft
Length
4,454 mm
175.4 in
Height
1,403 mm
55.2 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
BMWM4 Convertible (F83)3.0
Power
431 hp
321 kW
0-100 km/h4.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
BMW2 Series Convertible (F23)M240i
Power
340 hp
254 kW
0-100 km/h4.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.4 L/100 km
31.8 mpg US
38.2 mpg UK

BMW M4 Convertible (F83) 3.0 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
BMWM4 Convertible (F83)3.0
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
4.4 s
BMW2 Series Convertible (F23)M240i
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
4.7 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BMWM4 Convertible (F83)3.0
241 hp/t
180 kW/t
4.2 kg/hp
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
BMW2 Series Convertible (F23)M240i
209 hp/t
156 kW/t
4.8 kg/hp
7.4 L/100 km
31.8 mpg US
38.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWM4 Convertible (F83)3.0BMW2 Series Convertible (F23)M240i
Power
431 hp
321 kW
340 hp
254 kW
Torque
550 Nm
406 lb-ft
500 Nm
369 lb-ft
Acceleration
4.4 s
4.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,790 kg
3,946 lb
1,630 kg
3,594 lb
Fuel consumption
8.7 L/100 km
27.0 mpg US
32.5 mpg UK
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
220 L
7.8 cu ft
Length
4,671 mm
183.9 in
Height
1,386 mm
54.6 in
Doors/seats
2 doors
4 seats
Trunk
280 L
9.9 cu ft
Length
4,454 mm
175.4 in
Height
1,403 mm
55.2 in
Range score
690 km
429 mi
703 km
437 mi
CO2 score
203 g/km
169 g/km
Trunk score
220 L
7.8 cu ft
280 L
9.9 cu ft
Power-to-weight score
241 hp/t
180 kW/t
4.2 kg/hp
209 hp/t
156 kW/t
4.8 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleBMW M4 Convertible (F83) 3.0BMW 2 Series Convertible (F23) M240i
Consumption8.7 L/100 km27 mpg US32.5 mpg UK7.4 L/100 km31.8 mpg US38.2 mpg UK
Cost / 100 km15.22 LC100 km12.95 LC100 km
Cost / 100 mi24.50 LC100 mi20.84 LC100 mi
Annual fuel used1,305 L345 US gal287 UK gal1,110 L293 US gal244 UK gal
Annual fuel cost2,284 LC/year1,943 LC/year

Head-to-head comparisons

BMW M4 Convertible (F83) 3.0

  • Has 91 hp more
  • Has 50 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 32 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

BMW 2 Series Convertible (F23) M240i

  • Is 160 kg lighter
  • Uses 1.3 L/100 km less fuel
  • Has 13 km (8 mi) more estimated range
  • Has 60 L more trunk volume
  • Emits 34 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW M4 Convertible (F83) 3.0
BMW 2 Series Convertible (F23) M240i
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