Car comparison

BMW 4 Series Gran Coupe (F36) · Facelift 2017 435dvsBMW 4 Series Convertible (G23) M440d

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

New comparison

BMW 4 Series Gran Coupe (F36) · Facelift 2017

435d

313 hp2993 ccDieselAWDAutomaticTurbochargedCoupe2017-2021
VS

BMW 4 Series Convertible (G23)

M440d

340 hp2993 ccDieselAWDAutomaticTurbochargedCabriolet / convertible2021-2024

Comparison overview

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

Best choices

BMW 4 Series Gran Coupe (F36) Facelift 2017 435d

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,700 kg
    3,748 lb
  • Best power-to-weight
    184 hp/t
    137 kW/t
    5.4 kg/hp
  • Lowest combined fuel consumption
    5.7 L/100 km
    41.3 mpg US
    49.6 mpg UK
  • Best estimated range
    1,000 km
    621 mi
  • Largest trunk
    480 L
  • Best overall score
    70/100
  • Best economy score
    91/100
  • Best practicality score
    65/100

Specification comparison

Specification comparison
ModelBMW4 Series Gran Coupe (F36)Facelift 2017435dBMW4 Series Convertible (G23)M440d
Power
313hp233kW
340hp254kW
Torque
630Nm465lb-ft
700Nm516lb-ft
Curb weight
1,700kg3,748lb
1,980kg4,365lb
Gross weight
2,260kg4,982lb
2,480kg5,467lb
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
66.9s99% target: 257 km/h / 160 mph
Calculated
70.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
5.0s
0-200 km/h
17.5s
Calculated
18.3s
Calculated
0-60 mph
4.6s
Calculated
4.7s
Calculated
Fuel consumption
5.7L/100 km41.3mpg US49.6mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Fuel consumption city
6.7L/100 km35.1mpg US42.2mpg UK
-
Fuel consumption highway
5.1L/100 km46.1mpg US55.4mpg UK
-
Quarter mile
13.0s
Calculated
13.2s
Calculated
Power-to-weight
184hp/t137kW/t84hp/1000 lb
Calculated
172hp/t128kW/t78hp/1000 lb
Calculated
Torque-to-weight
371Nm/t248lb-ft/ton
Calculated
354Nm/t237lb-ft/ton
Calculated
Estimated range
1,000km621mi
Calculated
894km555mi
Calculated
Displacement
2,993cc183cu in
2,993cc183cu in
Length
4,640mm183in
4,768mm188in
Width
1,825mm72in
1,852mm73in
Height
1,404mm55in
1,384mm54in
Wheelbase
2,810mm111in
2,851mm112in
Front track
1,543mm61in
1,573mm62in
Rear track
1,592mm63in
1,612mm63in
Ground clearance
145mm6in
-
Trunk volume
480L
300L
Max trunk volume
1,300L
385L
Doors
4
2
Seats
5
4
Fuel tank
57L
59L
CO2 emissions
150g/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 Gran Coupe (F36) Facelift 2017 435dBMW 4 Series Convertible (G23) M440dPowerTorque
  • BMW 4 Series Gran Coupe (F36) Facelift 2017 435d: Power / Torque
  • BMW 4 Series Convertible (G23) M440d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW4 Series Gran Coupe (F36)Facelift 2017435d4,400 rpm1,500-2,500 rpm4,650 rpm
BMW4 Series Convertible (G23)M440d4,400 rpm1,750-2,250 rpm4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW4 Series Gran Coupe (F36)Facelift 2017435dBMW4 Series Convertible (G23)M440d
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
4.7 s
0-100 km/h
0-62 mph
4.8 s
5.0 s
0-200 km/h
0-124 mph
17.5 s
18.3 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
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.4 s
8.6 s
1000 ft
305 m
10.9 s
11.1 s
1/4 mile
402 m
13.0 s
13.2 s
Trap speed
1/4 mile
402 m
176 km/h
110 mph
174 km/h
108 mph

Power comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)Facelift 2017435d
313 hp
233 kW
BMW4 Series Convertible (G23)M440d
340 hp
254 kW

BMW 4 Series Convertible (G23) M440d has 27 hp more than BMW 4 Series Gran Coupe (F36) Facelift 2017 435d.

The biggest power difference is between BMW 4 Series Gran Coupe (F36) Facelift 2017 435d and BMW 4 Series Convertible (G23) M440d: 27 hp (20 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)Facelift 2017435d
630 Nm
465 lb-ft
BMW4 Series Convertible (G23)M440d
700 Nm
516 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)Facelift 2017435d
1,700 kg
3,748 lb
BMW4 Series Convertible (G23)M440d
1,980 kg
4,365 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 Gran Coupe (F36)Facelift 2017435d
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW4 Series Convertible (G23)M440d
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
BMW4 Series Gran Coupe (F36)Facelift 2017435d4.8 s
BMW4 Series Convertible (G23)M440d5.0 s

Although BMW 4 Series Convertible (G23) M440d has more power, BMW 4 Series Gran Coupe (F36) Facelift 2017 435d is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW 4 Series Gran Coupe (F36) Facelift 2017 435d and BMW 4 Series Convertible (G23) M440d: 0.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)Facelift 2017435d
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
BMW4 Series Convertible (G23)M440d
6.6 L/100 km
35.6 mpg US
42.8 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Gran Coupe (F36) Facelift 2017 435d and BMW 4 Series Convertible (G23) M440d: 0.9 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
BMW4 Series Gran Coupe (F36)Facelift 2017435d
184 hp/t
137 kW/t
5.4 kg/hp
BMW4 Series Convertible (G23)M440d
172 hp/t
128 kW/t
5.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)Facelift 2017435d
1,000 km
621 mi
BMW4 Series Convertible (G23)M440d
894 km
555 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW4 Series Gran Coupe (F36)Facelift 2017435d
313 hp
233 kW
4.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW4 Series Convertible (G23)M440d
340 hp
254 kW
5.0 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
BMW4 Series Gran Coupe (F36)Facelift 2017435d
Power
313 hp
233 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,640 mm
182.7 in
Height
1,404 mm
55.3 in
BMW4 Series Convertible (G23)M440d
Power
340 hp
254 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,768 mm
187.7 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 Gran Coupe (F36)Facelift 2017435d
Power
313 hp
233 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
BMW4 Series Convertible (G23)M440d
Power
340 hp
254 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.6 L/100 km
35.6 mpg US
42.8 mpg UK

BMW 4 Series Convertible (G23) M440d 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 Gran Coupe (F36)Facelift 2017435d
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
4.8 s
BMW4 Series Convertible (G23)M440d
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
5.0 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 Gran Coupe (F36)Facelift 2017435d
184 hp/t
137 kW/t
5.4 kg/hp
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
BMW4 Series Convertible (G23)M440d
172 hp/t
128 kW/t
5.8 kg/hp
6.6 L/100 km
35.6 mpg US
42.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW4 Series Gran Coupe (F36)Facelift 2017435dBMW4 Series Convertible (G23)M440d
Power
313 hp
233 kW
340 hp
254 kW
Torque
630 Nm
465 lb-ft
700 Nm
516 lb-ft
Acceleration
4.8 s
5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,700 kg
3,748 lb
1,980 kg
4,365 lb
Fuel consumption
5.7 L/100 km
41.3 mpg US
49.6 mpg UK
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,640 mm
182.7 in
Height
1,404 mm
55.3 in
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,768 mm
187.7 in
Height
1,384 mm
54.5 in
Range score
1,000 km
621 mi
894 km
555 mi
CO2 score
150 g/km
-
Trunk score
480 L
17.0 cu ft
300 L
10.6 cu ft
Power-to-weight score
184 hp/t
137 kW/t
5.4 kg/hp
172 hp/t
128 kW/t
5.8 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 4 Series Gran Coupe (F36) Facelift 2017 435dBMW 4 Series Convertible (G23) M440d
Consumption5.7 L/100 km41.3 mpg US49.6 mpg UK6.6 L/100 km35.6 mpg US42.8 mpg UK
Cost / 100 km9.98 LC100 km11.55 LC100 km
Cost / 100 mi16.05 LC100 mi18.59 LC100 mi
Annual fuel used855 L226 US gal188 UK gal990 L262 US gal218 UK gal
Annual fuel cost1,496 LC/year1,733 LC/year

Head-to-head comparisons

BMW 4 Series Gran Coupe (F36) Facelift 2017 435d

  • Is 280 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Uses 0.9 L/100 km less fuel
  • Has 12 hp/t better power-to-weight
  • Has 106 km (66 mi) more estimated range
  • Has 180 L more trunk volume

Pros

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

Cons

  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 4 Series Gran Coupe (F36) 435d
BMW 4 Series Convertible (G23) M440d
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BMW 4 Series Gran Coupe (F36) · Facelift 2017 435d vs BMW 4 Series Convertible (G23) M440d - car comparison - FastVsFaster