Car comparison

BMW 4 Series Coupe (F32) 440ivsBMW 6 Series Gran Coupe (F06) 640i

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

New comparison

BMW 4 Series Coupe (F32)

440i

326 hp2998 ccGasolineRWDAutomaticTurbochargedCoupe2016-2016
VS

BMW 6 Series Gran Coupe (F06)

640i

320 hp2979 ccGasolineAWDAutomaticTurbochargedCoupe2013-2015

Comparison overview

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

Best choices

BMW 4 Series Coupe (F32) 440i

  • Quickest 0-100 km/h
    5.0 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    326 hp
    243 kW
  • Highest torque
    450 Nm
    332 lb-ft
  • Lightest
    1,555 kg
    3,428 lb
  • Best power-to-weight
    210 hp/t
    156 kW/t
    4.8 kg/hp
  • Lowest combined fuel consumption
    6.8 L/100 km
    34.6 mpg US
    41.5 mpg UK
  • Lowest city consumption
    9.1 L/100 km
    25.8 mpg US
    31.0 mpg UK
  • Lowest highway consumption
    5.5 L/100 km
    42.8 mpg US
    51.4 mpg UK
  • Lowest CO2 emissions
    159 g/km
  • Best estimated range
    882 km
    548 mi
  • Best overall score
    65/100
  • Best performance score
    70/100
  • Best economy score
    89/100

Specification comparison

Specification comparison
ModelBMW4 Series Coupe (F32)440iBMW6 Series Gran Coupe (F06)640i
Power
326hp243kW
320hp239kW
Torque
450Nm332lb-ft
450Nm332lb-ft
Curb weight
1,555kg3,428lb
1,825kg4,023lb
Gross weight
2,075kg4,575lb
2,430kg5,357lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
67.5s99% target: 262 km/h / 163 mph
Calculated
79.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.0s
5.3s
0-200 km/h
17.4s
Calculated
20.0s
Calculated
0-60 mph
4.8s
Calculated
5.0s
Calculated
Fuel consumption
6.8L/100 km34.6mpg US41.5mpg UK
8.3L/100 km28.3mpg US34.0mpg UK
Fuel consumption city
9.1L/100 km25.8mpg US31.0mpg UK
11.3L/100 km20.8mpg US25.0mpg UK
Fuel consumption highway
5.5L/100 km42.8mpg US51.4mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
13.1s
Calculated
13.5s
Calculated
Power-to-weight
210hp/t156kW/t95hp/1000 lb
Calculated
175hp/t131kW/t80hp/1000 lb
Calculated
Torque-to-weight
289Nm/t194lb-ft/ton
Calculated
247Nm/t165lb-ft/ton
Calculated
Estimated range
882km548mi
Calculated
843km524mi
Calculated
Displacement
2,998cc183cu in
2,979cc182cu in
Length
4,638mm183in
5,007mm197in
Width
1,825mm72in
1,894mm75in
Height
1,377mm54in
1,392mm55in
Wheelbase
2,810mm111in
2,968mm117in
Front track
1,545mm61in
1,600mm63in
Rear track
1,594mm63in
1,665mm66in
Ground clearance
130mm5in
126mm5in
Trunk volume
445L
460L
Max trunk volume-
1,265L
Doors
2
4
Seats
4
4
Fuel tank
60L
70L
CO2 emissions
159g/km
193g/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) 440iBMW 6 Series Gran Coupe (F06) 640iPowerTorque
  • BMW 4 Series Coupe (F32) 440i: Power / Torque
  • BMW 6 Series Gran Coupe (F06) 640i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW4 Series Coupe (F32)440i5,500 rpm1,380-5,000 rpm5,750 rpm
BMW6 Series Gran Coupe (F06)640i5,800-6,000 rpm1,300-4,500 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW4 Series Coupe (F32)440iBMW6 Series Gran Coupe (F06)640i
Acceleration checkpoints
0-60 mph
0-97 km/h
4.8 s
5.0 s
0-100 km/h
0-62 mph
5.0 s
5.3 s
0-200 km/h
0-124 mph
17.4 s
20.0 s
Top speed
Unrestricted
265 km/h165 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
2.2 s
2.2 s
330 ft
101 m
5.7 s
5.8 s
1/8 mile
201 m
8.6 s
8.8 s
1000 ft
305 m
11.1 s
11.3 s
1/4 mile
402 m
13.1 s
13.5 s
Trap speed
1/4 mile
402 m
177 km/h
110 mph
170 km/h
105 mph

Power comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)440i
326 hp
243 kW
BMW6 Series Gran Coupe (F06)640i
320 hp
239 kW

BMW 4 Series Coupe (F32) 440i has 6 hp more than BMW 6 Series Gran Coupe (F06) 640i.

The biggest power difference is between BMW 6 Series Gran Coupe (F06) 640i and BMW 4 Series Coupe (F32) 440i: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)440i
450 Nm
332 lb-ft
BMW6 Series Gran Coupe (F06)640i
450 Nm
332 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)440i
1,555 kg
3,428 lb
BMW6 Series Gran Coupe (F06)640i
1,825 kg
4,023 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)440i
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW6 Series Gran Coupe (F06)640i
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 Coupe (F32)440i5.0 s
BMW6 Series Gran Coupe (F06)640i5.3 s

The biggest 0-100 km/h difference is between BMW 4 Series Coupe (F32) 440i and BMW 6 Series Gran Coupe (F06) 640i: 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
BMW4 Series Coupe (F32)440i
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
BMW6 Series Gran Coupe (F06)640i
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Coupe (F32) 440i and BMW 6 Series Gran Coupe (F06) 640i: 1.5 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 Coupe (F32)440i
210 hp/t
156 kW/t
4.8 kg/hp
BMW6 Series Gran Coupe (F06)640i
175 hp/t
131 kW/t
5.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)440i
882 km
548 mi
BMW6 Series Gran Coupe (F06)640i
843 km
524 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW4 Series Coupe (F32)440i
326 hp
243 kW
5.0 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW6 Series Gran Coupe (F06)640i
320 hp
239 kW
5.3 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 Coupe (F32)440i
Power
326 hp
243 kW
0-100 km/h5.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,638 mm
182.6 in
Height
1,377 mm
54.2 in
BMW6 Series Gran Coupe (F06)640i
Power
320 hp
239 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
4 seats
Trunk
460 L
16.2 cu ft
Length
5,007 mm
197.1 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
BMW4 Series Coupe (F32)440i
Power
326 hp
243 kW
0-100 km/h5.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
BMW6 Series Gran Coupe (F06)640i
Power
320 hp
239 kW
0-100 km/h5.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

BMW 4 Series Coupe (F32) 440i 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)440i
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
5.0 s
BMW6 Series Gran Coupe (F06)640i
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
5.3 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)440i
210 hp/t
156 kW/t
4.8 kg/hp
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
BMW6 Series Gran Coupe (F06)640i
175 hp/t
131 kW/t
5.7 kg/hp
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW4 Series Coupe (F32)440iBMW6 Series Gran Coupe (F06)640i
Power
326 hp
243 kW
320 hp
239 kW
Torque
450 Nm
332 lb-ft
450 Nm
332 lb-ft
Acceleration
5.0 s
5.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,555 kg
3,428 lb
1,825 kg
4,023 lb
Fuel consumption
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,638 mm
182.6 in
Height
1,377 mm
54.2 in
Doors/seats
4 doors
4 seats
Trunk
460 L
16.2 cu ft
Length
5,007 mm
197.1 in
Height
1,392 mm
54.8 in
Range score
882 km
548 mi
843 km
524 mi
CO2 score
159 g/km
193 g/km
Trunk score
445 L
15.7 cu ft
460 L
16.2 cu ft
Power-to-weight score
210 hp/t
156 kW/t
4.8 kg/hp
175 hp/t
131 kW/t
5.7 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) 440iBMW 6 Series Gran Coupe (F06) 640i
Consumption6.8 L/100 km34.6 mpg US41.5 mpg UK8.3 L/100 km28.3 mpg US34 mpg UK
Cost / 100 km11.90 LC100 km14.53 LC100 km
Cost / 100 mi19.15 LC100 mi23.38 LC100 mi
Annual fuel used1,020 L269 US gal224 UK gal1,245 L329 US gal274 UK gal
Annual fuel cost1,785 LC/year2,179 LC/year

Head-to-head comparisons

BMW 4 Series Coupe (F32) 440i

  • Has 6 hp more
  • Is 270 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed
  • Uses 1.5 L/100 km less fuel
  • Has 34 hp/t better power-to-weight
  • Has 39 km (24 mi) more estimated range
  • Emits 34 g/km less CO2

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

Cons

  • Smallest trunk

BMW 6 Series Gran Coupe (F06) 640i

  • Has 15 L more trunk volume

Pros

  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

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Brand
Model
Generation
Engine or modification
BMW 4 Series Coupe (F32) 440i
BMW 6 Series Gran Coupe (F06) 640i
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