Car comparison

BMW 2 Series Gran Coupe (F44) M235ivsBMW 2 Series Convertible (F23) 228i

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

New comparison

BMW 2 Series Gran Coupe (F44)

M235i

306 hp1998 ccGasolineAWDAutomaticTurbochargedCoupe2019-2020
VS

BMW 2 Series Convertible (F23)

228i

245 hp1997 ccGasolineRWDManualTurbochargedCabriolet / convertible2015-2016

Comparison overview

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

Best choices

BMW 2 Series Gran Coupe (F44) M235i

  • Quickest 0-100 km/h
    4.9 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    306 hp
    228 kW
  • Highest torque
    450 Nm
    332 lb-ft
  • Best power-to-weight
    195 hp/t
    145 kW/t
    5.1 kg/hp
  • Lowest city consumption
    8.6 L/100 km
    27.4 mpg US
    32.8 mpg UK
  • Lowest CO2 emissions
    162 g/km
  • Largest trunk
    430 L
  • Best overall score
    67/100
  • Best performance score
    69/100
  • Best economy score
    88/100
  • Best practicality score
    63/100

BMW 2 Series Convertible (F23) 228i

  • Lightest
    1,535 kg
    3,384 lb
  • Lowest combined fuel consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Lowest highway consumption
    5.6 L/100 km
    42.0 mpg US
    50.4 mpg UK
  • Best estimated range
    743 km
    462 mi

Specification comparison

Specification comparison
ModelBMW2 Series Gran Coupe (F44)M235iBMW2 Series Convertible (F23)228i
Power
306hp228kW
245hp183kW
Torque
450Nm332lb-ft
350Nm258lb-ft
Curb weight
1,570kg3,461lb
1,535kg3,384lb
Gross weight
2,105kg4,641lb
1,975kg4,354lb
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
66.3s99% target: 257 km/h / 160 mph
Calculated
90.4s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.9s
6.1s
0-200 km/h
17.6s
Calculated
22.9s
Calculated
0-60 mph
4.7s
Calculated
5.8s
Calculated
Fuel consumption
7.1L/100 km33.1mpg US39.8mpg UK
7L/100 km33.6mpg US40.4mpg UK
Fuel consumption city
8.6L/100 km27.4mpg US32.8mpg UK
9.3L/100 km25.3mpg US30.4mpg UK
Fuel consumption highway
6.3L/100 km37.3mpg US44.8mpg UK
5.6L/100 km42mpg US50.4mpg UK
Quarter mile
13.0s
Calculated
14.2s
Calculated
Power-to-weight
195hp/t145kW/t88hp/1000 lb
Calculated
160hp/t119kW/t72hp/1000 lb
Calculated
Torque-to-weight
287Nm/t192lb-ft/ton
Calculated
228Nm/t153lb-ft/ton
Calculated
Estimated range
704km438mi
Calculated
743km462mi
Calculated
Displacement
1,998cc122cu in
1,997cc122cu in
Length
4,526mm178in
4,432mm174in
Width
1,800mm71in
1,774mm70in
Height
1,420mm56in
1,413mm56in
Wheelbase
2,670mm105in
2,690mm106in
Front track
1,563mm62in
1,521mm60in
Rear track
1,560mm61in
1,556mm61in
Ground clearance
152mm6in
140mm6in
Trunk volume
430L
280L
Doors
4
2
Seats
5
4
Fuel tank
50L
52L
CO2 emissions
162g/km
163g/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 2 Series Gran Coupe (F44) M235iBMW 2 Series Convertible (F23) 228iPowerTorque
  • BMW 2 Series Gran Coupe (F44) M235i: Power / Torque
  • BMW 2 Series Convertible (F23) 228i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW2 Series Gran Coupe (F44)M235i5,000-6,250 rpm1,750-4,500 rpm6,500 rpm
BMW2 Series Convertible (F23)228i5,000-6,500 rpm1,250-4,800 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW2 Series Gran Coupe (F44)M235iBMW2 Series Convertible (F23)228i
Acceleration checkpoints
0-60 mph
0-97 km/h
4.7 s
5.8 s
0-100 km/h
0-62 mph
4.9 s
6.1 s
0-200 km/h
0-124 mph
17.6 s
22.9 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
2.1 s
2.3 s
330 ft
101 m
5.7 s
6.2 s
1/8 mile
201 m
8.5 s
9.3 s
1000 ft
305 m
11.0 s
12.0 s
1/4 mile
402 m
13.0 s
14.2 s
Trap speed
1/4 mile
402 m
176 km/h
109 mph
163 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
BMW2 Series Gran Coupe (F44)M235i
306 hp
228 kW
BMW2 Series Convertible (F23)228i
245 hp
183 kW

BMW 2 Series Gran Coupe (F44) M235i has 61 hp more than BMW 2 Series Convertible (F23) 228i.

The biggest power difference is between BMW 2 Series Convertible (F23) 228i and BMW 2 Series Gran Coupe (F44) M235i: 61 hp (45 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW2 Series Gran Coupe (F44)M235i
450 Nm
332 lb-ft
BMW2 Series Convertible (F23)228i
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW2 Series Gran Coupe (F44)M235i
1,570 kg
3,461 lb
BMW2 Series Convertible (F23)228i
1,535 kg
3,384 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW2 Series Gran Coupe (F44)M235i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW2 Series Convertible (F23)228i
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
BMW2 Series Gran Coupe (F44)M235i4.9 s
BMW2 Series Convertible (F23)228i6.1 s

The biggest 0-100 km/h difference is between BMW 2 Series Gran Coupe (F44) M235i and BMW 2 Series Convertible (F23) 228i: 1.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMW2 Series Gran Coupe (F44)M235i
7.1 L/100 km
33.1 mpg US
39.8 mpg UK
BMW2 Series Convertible (F23)228i
7.0 L/100 km
33.6 mpg US
40.4 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
BMW2 Series Gran Coupe (F44)M235i
195 hp/t
145 kW/t
5.1 kg/hp
BMW2 Series Convertible (F23)228i
160 hp/t
119 kW/t
6.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW2 Series Gran Coupe (F44)M235i
704 km
438 mi
BMW2 Series Convertible (F23)228i
743 km
462 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW2 Series Gran Coupe (F44)M235i
306 hp
228 kW
4.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW2 Series Convertible (F23)228i
245 hp
183 kW
6.1 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
BMW2 Series Gran Coupe (F44)M235i
Power
306 hp
228 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,526 mm
178.2 in
Height
1,420 mm
55.9 in
BMW2 Series Convertible (F23)228i
Power
245 hp
183 kW
0-100 km/h6.1 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
4,432 mm
174.5 in
Height
1,413 mm
55.6 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
BMW2 Series Gran Coupe (F44)M235i
Power
306 hp
228 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.1 L/100 km
33.1 mpg US
39.8 mpg UK
BMW2 Series Convertible (F23)228i
Power
245 hp
183 kW
0-100 km/h6.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.0 L/100 km
33.6 mpg US
40.4 mpg UK

BMW 2 Series Gran Coupe (F44) M235i 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
BMW2 Series Gran Coupe (F44)M235i
7.1 L/100 km
33.1 mpg US
39.8 mpg UK
4.9 s
BMW2 Series Convertible (F23)228i
7.0 L/100 km
33.6 mpg US
40.4 mpg UK
6.1 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
BMW2 Series Gran Coupe (F44)M235i
195 hp/t
145 kW/t
5.1 kg/hp
7.1 L/100 km
33.1 mpg US
39.8 mpg UK
BMW2 Series Convertible (F23)228i
160 hp/t
119 kW/t
6.3 kg/hp
7.0 L/100 km
33.6 mpg US
40.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW2 Series Gran Coupe (F44)M235iBMW2 Series Convertible (F23)228i
Power
306 hp
228 kW
245 hp
183 kW
Torque
450 Nm
332 lb-ft
350 Nm
258 lb-ft
Acceleration
4.9 s
6.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,570 kg
3,461 lb
1,535 kg
3,384 lb
Fuel consumption
7.1 L/100 km
33.1 mpg US
39.8 mpg UK
7.0 L/100 km
33.6 mpg US
40.4 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,526 mm
178.2 in
Height
1,420 mm
55.9 in
Doors/seats
2 doors
4 seats
Trunk
280 L
9.9 cu ft
Length
4,432 mm
174.5 in
Height
1,413 mm
55.6 in
Range score
704 km
438 mi
743 km
462 mi
CO2 score
162 g/km
163 g/km
Trunk score
430 L
15.2 cu ft
280 L
9.9 cu ft
Power-to-weight score
195 hp/t
145 kW/t
5.1 kg/hp
160 hp/t
119 kW/t
6.3 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 2 Series Gran Coupe (F44) M235iBMW 2 Series Convertible (F23) 228i
Consumption7.1 L/100 km33.1 mpg US39.8 mpg UK7 L/100 km33.6 mpg US40.4 mpg UK
Cost / 100 km12.42 LC100 km12.25 LC100 km
Cost / 100 mi20.00 LC100 mi19.71 LC100 mi
Annual fuel used1,065 L281 US gal234 UK gal1,050 L277 US gal231 UK gal
Annual fuel cost1,864 LC/year1,838 LC/year

Head-to-head comparisons

BMW 2 Series Gran Coupe (F44) M235i

  • Has 61 hp more
  • Has 100 Nm more
  • Is 1.2 s quicker from 0-100 km/h
  • Has 35 hp/t better power-to-weight
  • Has 150 L more trunk volume
  • Emits 1 g/km less CO2

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest

BMW 2 Series Convertible (F23) 228i

  • Is 35 kg lighter
  • Uses 0.1 L/100 km less fuel
  • Has 39 km (24 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 2 Series Gran Coupe (F44) M235i
BMW 2 Series Convertible (F23) 228i
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BMW 2 Series Gran Coupe (F44) M235i vs BMW 2 Series Convertible (F23) 228i - car comparison - FastVsFaster