Car comparison

BMW 4 Series Coupe (F32) 420dvsBMW 4 Series Convertible (F33) · Facelift 2017 420d

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

New comparison

BMW 4 Series Coupe (F32)

420d

190 hp1995 ccDieselAWDManualTurbochargedCoupe2015-2016
VS

BMW 4 Series Convertible (F33) · Facelift 2017

420d

190 hp1995 ccDieselRWDManualTurbochargedCabriolet / convertible2017-2020

Comparison overview

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

Best choices

BMW 4 Series Coupe (F32) 420d

  • Quickest 0-100 km/h
    7.4 s
  • Fastest top speed
    236 km/h
    147 mph
  • Most powerful
    190 hp
    142 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Lightest
    1,540 kg
    3,395 lb
  • Best power-to-weight
    123 hp/t
    92 kW/t
    8.1 kg/hp
  • Lowest combined fuel consumption
    4.7 L/100 km
    50.0 mpg US
    60.1 mpg UK
  • Lowest city consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Lowest highway consumption
    4.1 L/100 km
    57.4 mpg US
    68.9 mpg UK
  • Best estimated range
    1,213 km
    754 mi
  • Largest trunk
    445 L
  • Best overall score
    53/100
  • Best performance score
    53/100
  • Best economy score
    94/100
  • Best practicality score
    53/100

Specification comparison

Specification comparison
ModelBMW4 Series Coupe (F32)420dBMW4 Series Convertible (F33)Facelift 2017420d
Power
190hp142kW
190hp142kW
Torque
400Nm295lb-ft
400Nm295lb-ft
Curb weight
1,540kg3,395lb
1,700kg3,748lb
Gross weight
2,060kg4,542lb
2,170kg4,784lb
Top speed
236 km/h
147 mph
235 km/h
146 mph
To 99% top speed
93.8s99% target: 234 km/h / 145 mph
Calculated
104.4s99% target: 233 km/h / 145 mph
Calculated
0-100 km/h
7.4s
8.1s
0-200 km/h
32.1s
Calculated
36.0s
Calculated
0-60 mph
7.0s
Calculated
7.7s
Calculated
Fuel consumption
4.7L/100 km50mpg US60.1mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Fuel consumption city
5.8L/100 km40.6mpg US48.7mpg UK
6.1L/100 km38.6mpg US46.3mpg UK
Fuel consumption highway
4.1L/100 km57.4mpg US68.9mpg UK
4.5L/100 km52.3mpg US62.8mpg UK
Quarter mile
15.3s
Calculated
15.8s
Calculated
Power-to-weight
123hp/t92kW/t56hp/1000 lb
Calculated
112hp/t83kW/t51hp/1000 lb
Calculated
Torque-to-weight
260Nm/t174lb-ft/ton
Calculated
235Nm/t157lb-ft/ton
Calculated
Estimated range
1,213km754mi
Calculated
1,118km694mi
Calculated
Displacement
1,995cc122cu in
1,995cc122cu in
Length
4,638mm183in
4,640mm183in
Width
1,825mm72in
1,825mm72in
Height
1,392mm55in
1,384mm54in
Wheelbase
2,810mm111in
2,810mm111in
Front track
1,545mm61in
1,544mm61in
Rear track
1,594mm63in
1,593mm63in
Ground clearance
145mm6in
130mm5in
Trunk volume
445L
370L
Doors
2
2
Seats
4
4
Fuel tank
57L
57L
CO2 emissions-
134g/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 4 Series Coupe (F32) 420dBMW 4 Series Convertible (F33) Facelift 2017 420dPowerTorque
  • BMW 4 Series Coupe (F32) 420d: Power / Torque
  • BMW 4 Series Convertible (F33) Facelift 2017 420d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW4 Series Coupe (F32)420d4,000 rpm1,750-2,500 rpm4,250 rpm
BMW4 Series Convertible (F33)Facelift 2017420d4,000 rpm1,750-2,500 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW4 Series Coupe (F32)420dBMW4 Series Convertible (F33)Facelift 2017420d
Acceleration checkpoints
0-60 mph
0-97 km/h
7.0 s
7.7 s
0-100 km/h
0-62 mph
7.4 s
8.1 s
0-200 km/h
0-124 mph
32.1 s
36.0 s
Top speed
236 km/h
147 mph
235 km/h
146 mph
Drag race simulation
60 ft
18 m
2.5 s
2.6 s
330 ft
101 m
6.6 s
6.9 s
1/8 mile
201 m
10.0 s
10.3 s
1000 ft
305 m
12.9 s
13.3 s
1/4 mile
402 m
15.3 s
15.8 s
Trap speed
1/4 mile
402 m
150 km/h
93 mph
146 km/h
90 mph

Power comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
190 hp
142 kW
BMW4 Series Convertible (F33)Facelift 2017420d
190 hp
142 kW

Torque comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
400 Nm
295 lb-ft
BMW4 Series Convertible (F33)Facelift 2017420d
400 Nm
295 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
1,540 kg
3,395 lb
BMW4 Series Convertible (F33)Facelift 2017420d
1,700 kg
3,748 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
236 km/h
147 mph
BMW4 Series Convertible (F33)Facelift 2017420d
235 km/h
146 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d7.4 s
BMW4 Series Convertible (F33)Facelift 2017420d8.1 s

The biggest 0-100 km/h difference is between BMW 4 Series Coupe (F32) 420d and BMW 4 Series Convertible (F33) Facelift 2017 420d: 0.7 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
4.7 L/100 km
50.0 mpg US
60.1 mpg UK
BMW4 Series Convertible (F33)Facelift 2017420d
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
123 hp/t
92 kW/t
8.1 kg/hp
BMW4 Series Convertible (F33)Facelift 2017420d
112 hp/t
83 kW/t
8.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
1,213 km
754 mi
BMW4 Series Convertible (F33)Facelift 2017420d
1,118 km
694 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW4 Series Coupe (F32)420d
190 hp
142 kW
7.4 s
236 km/h
147 mph
BMW4 Series Convertible (F33)Facelift 2017420d
190 hp
142 kW
8.1 s
235 km/h
146 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
BMW4 Series Coupe (F32)420d
Power
190 hp
142 kW
0-100 km/h7.4 s
Top speed
236 km/h
147 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
BMW4 Series Convertible (F33)Facelift 2017420d
Power
190 hp
142 kW
0-100 km/h8.1 s
Top speed
235 km/h
146 mph
Doors/seats
2 doors
4 seats
Trunk
370 L
13.1 cu ft
Length
4,640 mm
182.7 in
Height
1,384 mm
54.5 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
BMW4 Series Coupe (F32)420d
Power
190 hp
142 kW
0-100 km/h7.4 s
Top speed
236 km/h
147 mph
4.7 L/100 km
50.0 mpg US
60.1 mpg UK
BMW4 Series Convertible (F33)Facelift 2017420d
Power
190 hp
142 kW
0-100 km/h8.1 s
Top speed
235 km/h
146 mph
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

BMW 4 Series Coupe (F32) 420d 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
BMW4 Series Coupe (F32)420d
4.7 L/100 km
50.0 mpg US
60.1 mpg UK
7.4 s
BMW4 Series Convertible (F33)Facelift 2017420d
5.1 L/100 km
46.1 mpg US
55.4 mpg UK
8.1 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
BMW4 Series Coupe (F32)420d
123 hp/t
92 kW/t
8.1 kg/hp
4.7 L/100 km
50.0 mpg US
60.1 mpg UK
BMW4 Series Convertible (F33)Facelift 2017420d
112 hp/t
83 kW/t
8.9 kg/hp
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW4 Series Coupe (F32)420dBMW4 Series Convertible (F33)Facelift 2017420d
Power
190 hp
142 kW
190 hp
142 kW
Torque
400 Nm
295 lb-ft
400 Nm
295 lb-ft
Acceleration
7.4 s
8.1 s
Top speed
236 km/h
147 mph
235 km/h
146 mph
Lightness
1,540 kg
3,395 lb
1,700 kg
3,748 lb
Fuel consumption
4.7 L/100 km
50.0 mpg US
60.1 mpg UK
5.1 L/100 km
46.1 mpg US
55.4 mpg UK
Practicality
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
Doors/seats
2 doors
4 seats
Trunk
370 L
13.1 cu ft
Length
4,640 mm
182.7 in
Height
1,384 mm
54.5 in
Range score
1,213 km
754 mi
1,118 km
694 mi
CO2 score
-
134 g/km
Trunk score
445 L
15.7 cu ft
370 L
13.1 cu ft
Power-to-weight score
123 hp/t
92 kW/t
8.1 kg/hp
112 hp/t
83 kW/t
8.9 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 4 Series Coupe (F32) 420dBMW 4 Series Convertible (F33) Facelift 2017 420d
Consumption4.7 L/100 km50 mpg US60.1 mpg UK5.1 L/100 km46.1 mpg US55.4 mpg UK
Cost / 100 km8.23 LC100 km8.92 LC100 km
Cost / 100 mi13.24 LC100 mi14.36 LC100 mi
Annual fuel used705 L186 US gal155 UK gal765 L202 US gal168 UK gal
Annual fuel cost1,234 LC/year1,339 LC/year

Head-to-head comparisons

BMW 4 Series Coupe (F32) 420d

  • Is 160 kg lighter
  • Is 0.7 s quicker from 0-100 km/h
  • Has 1 km/h (1 mph) higher top speed
  • Uses 0.4 L/100 km less fuel
  • Has 12 hp/t better power-to-weight
  • Has 95 km (59 mi) more estimated range
  • Has 75 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 4 Series Coupe (F32) 420d
BMW 4 Series Convertible (F33) 420d
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2 vehicles selected

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BMW 4 Series Coupe (F32) 420d vs BMW 4 Series Convertible (F33) · Facelift 2017 420d - car comparison - FastVsFaster