Car comparison

BMW 2 Series Coupe (G42) 220ivsBMW 4 Series Coupe (F32) 420i

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

New comparison

BMW 2 Series Coupe (G42)

220i

184 hp1998 ccGasolineRWDAutomaticTurbochargedCoupe2021-present
VS

BMW 4 Series Coupe (F32)

420i

184 hp1998 ccGasolineAWDAutomaticTurbochargedCoupe2016-2016

Comparison overview

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

Best choices

BMW 2 Series Coupe (G42) 220i

  • Quickest 0-100 km/h
    7.5 s
  • Fastest top speed
    236 km/h
    147 mph
  • Most powerful
    184 hp
    137 kW
  • Highest torque
    300 Nm
    221 lb-ft
  • Lightest
    1,490 kg
    3,285 lb
  • Best power-to-weight
    123 hp/t
    92 kW/t
    8.1 kg/hp
  • Best overall score
    51/100
  • Best performance score
    51/100

BMW 4 Series Coupe (F32) 420i

  • Lowest combined fuel consumption
    6.2 L/100 km
    37.9 mpg US
    45.6 mpg UK
  • Best estimated range
    968 km
    601 mi
  • Largest trunk
    445 L
  • Best economy score
    90/100
  • Best practicality score
    53/100

Specification comparison

Specification comparison
ModelBMW2 Series Coupe (G42)220iBMW4 Series Coupe (F32)420i
Power
184hp137kW
184hp137kW
Torque
300Nm221lb-ft
270Nm199lb-ft
Curb weight
1,490kg3,285lb
1,570kg3,461lb
Gross weight
1,965kg4,332lb
2,090kg4,608lb
Top speed
236 km/h
147 mph
231 km/h
144 mph
To 99% top speed
90.9s99% target: 234 km/h / 145 mph
Calculated
98.0s99% target: 229 km/h / 142 mph
Calculated
0-100 km/h
7.5s
7.8s
0-200 km/h
31.7s
Calculated
36.0s
Calculated
0-60 mph
7.1s
Calculated
7.4s
Calculated
Fuel consumption
6.8L/100 km34.6mpg US41.5mpg UK
6.2L/100 km37.9mpg US45.6mpg UK
Fuel consumption city-
8.1L/100 km29mpg US34.9mpg UK
Fuel consumption highway-
5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile
15.4s
Calculated
15.6s
Calculated
Power-to-weight
123hp/t92kW/t56hp/1000 lb
Calculated
117hp/t87kW/t53hp/1000 lb
Calculated
Torque-to-weight
201Nm/t135lb-ft/ton
Calculated
172Nm/t115lb-ft/ton
Calculated
Estimated range
765km475mi
Calculated
968km601mi
Calculated
Displacement
1,998cc122cu in
1,998cc122cu in
Length
4,537mm179in
4,638mm183in
Width
1,838mm72in
1,825mm72in
Height
1,390mm55in
1,392mm55in
Wheelbase
2,741mm108in
2,810mm111in
Front track
1,575mm62in
1,544mm61in
Rear track
1,587mm62in
1,590mm63in
Ground clearance
128mm5in
145mm6in
Trunk volume
390L
445L
Doors
2
2
Seats
4
4
Fuel tank
52L
60L
CO2 emissions-
144g/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 Coupe (G42) 220iBMW 4 Series Coupe (F32) 420iPowerTorque
  • BMW 2 Series Coupe (G42) 220i: Power / Torque
  • BMW 4 Series Coupe (F32) 420i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW2 Series Coupe (G42)220i5,000-6,500 rpm1,350-4,000 rpm6,750 rpm
BMW4 Series Coupe (F32)420i5,000 rpm1,350-4,600 rpm5,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW2 Series Coupe (G42)220iBMW4 Series Coupe (F32)420i
Acceleration checkpoints
0-60 mph
0-97 km/h
7.1 s
7.4 s
0-100 km/h
0-62 mph
7.5 s
7.8 s
0-200 km/h
0-124 mph
31.7 s
36.0 s
Top speed
236 km/h
147 mph
231 km/h
144 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.7 s
6.7 s
1/8 mile
201 m
10.1 s
10.2 s
1000 ft
305 m
13.0 s
13.2 s
1/4 mile
402 m
15.4 s
15.6 s
Trap speed
1/4 mile
402 m
151 km/h
94 mph
147 km/h
91 mph

Power comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)220i
184 hp
137 kW
BMW4 Series Coupe (F32)420i
184 hp
137 kW

Torque comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)220i
300 Nm
221 lb-ft
BMW4 Series Coupe (F32)420i
270 Nm
199 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)220i
1,490 kg
3,285 lb
BMW4 Series Coupe (F32)420i
1,570 kg
3,461 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 Coupe (G42)220i
236 km/h
147 mph
BMW4 Series Coupe (F32)420i
231 km/h
144 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)220i7.5 s
BMW4 Series Coupe (F32)420i7.8 s

The biggest 0-100 km/h difference is between BMW 2 Series Coupe (G42) 220i and BMW 4 Series Coupe (F32) 420i: 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
BMW2 Series Coupe (G42)220i
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
BMW4 Series Coupe (F32)420i
6.2 L/100 km
37.9 mpg US
45.6 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Coupe (F32) 420i and BMW 2 Series Coupe (G42) 220i: 0.6 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
BMW2 Series Coupe (G42)220i
123 hp/t
92 kW/t
8.1 kg/hp
BMW4 Series Coupe (F32)420i
117 hp/t
87 kW/t
8.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)220i
765 km
475 mi
BMW4 Series Coupe (F32)420i
968 km
601 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW2 Series Coupe (G42)220i
184 hp
137 kW
7.5 s
236 km/h
147 mph
BMW4 Series Coupe (F32)420i
184 hp
137 kW
7.8 s
231 km/h
144 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 Coupe (G42)220i
Power
184 hp
137 kW
0-100 km/h7.5 s
Top speed
236 km/h
147 mph
Doors/seats
2 doors
4 seats
Trunk
390 L
13.8 cu ft
Length
4,537 mm
178.6 in
Height
1,390 mm
54.7 in
BMW4 Series Coupe (F32)420i
Power
184 hp
137 kW
0-100 km/h7.8 s
Top speed
231 km/h
144 mph
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,638 mm
182.6 in
Height
1,392 mm
54.8 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 Coupe (G42)220i
Power
184 hp
137 kW
0-100 km/h7.5 s
Top speed
236 km/h
147 mph
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
BMW4 Series Coupe (F32)420i
Power
184 hp
137 kW
0-100 km/h7.8 s
Top speed
231 km/h
144 mph
6.2 L/100 km
37.9 mpg US
45.6 mpg UK

BMW 2 Series Coupe (G42) 220i 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 Coupe (G42)220i
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
7.5 s
BMW4 Series Coupe (F32)420i
6.2 L/100 km
37.9 mpg US
45.6 mpg UK
7.8 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 Coupe (G42)220i
123 hp/t
92 kW/t
8.1 kg/hp
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
BMW4 Series Coupe (F32)420i
117 hp/t
87 kW/t
8.5 kg/hp
6.2 L/100 km
37.9 mpg US
45.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW2 Series Coupe (G42)220iBMW4 Series Coupe (F32)420i
Power
184 hp
137 kW
184 hp
137 kW
Torque
300 Nm
221 lb-ft
270 Nm
199 lb-ft
Acceleration
7.5 s
7.8 s
Top speed
236 km/h
147 mph
231 km/h
144 mph
Lightness
1,490 kg
3,285 lb
1,570 kg
3,461 lb
Fuel consumption
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
6.2 L/100 km
37.9 mpg US
45.6 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
390 L
13.8 cu ft
Length
4,537 mm
178.6 in
Height
1,390 mm
54.7 in
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,638 mm
182.6 in
Height
1,392 mm
54.8 in
Range score
765 km
475 mi
968 km
601 mi
CO2 score
-
144 g/km
Trunk score
390 L
13.8 cu ft
445 L
15.7 cu ft
Power-to-weight score
123 hp/t
92 kW/t
8.1 kg/hp
117 hp/t
87 kW/t
8.5 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 Coupe (G42) 220iBMW 4 Series Coupe (F32) 420i
Consumption6.8 L/100 km34.6 mpg US41.5 mpg UK6.2 L/100 km37.9 mpg US45.6 mpg UK
Cost / 100 km11.90 LC100 km10.85 LC100 km
Cost / 100 mi19.15 LC100 mi17.46 LC100 mi
Annual fuel used1,020 L269 US gal224 UK gal930 L246 US gal205 UK gal
Annual fuel cost1,785 LC/year1,628 LC/year

Head-to-head comparisons

BMW 2 Series Coupe (G42) 220i

  • Has 30 Nm more
  • Is 80 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed
  • Has 6 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

BMW 4 Series Coupe (F32) 420i

  • Uses 0.6 L/100 km less fuel
  • Has 203 km (126 mi) more estimated range
  • Has 55 L more trunk volume

Pros

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

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 2 Series Coupe (G42) 220i
BMW 4 Series Coupe (F32) 420i
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BMW 2 Series Coupe (G42) 220i vs BMW 4 Series Coupe (F32) 420i - car comparison - FastVsFaster