Car comparison

BMW 4 Series Coupe (F32) 440ivsBMW 8 Series (G15) 840i

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

New comparison

BMW 4 Series Coupe (F32)

440i

326 hp2998 ccGasolineAWDAutomaticTurbochargedCoupe2016-2016
VS

BMW 8 Series (G15)

840i

333 hp2998 ccGasolineAWDAutomaticTurbochargedCoupe2020-2022

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
    4.9 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,625 kg
    3,583 lb
  • Best power-to-weight
    201 hp/t
    150 kW/t
    5.0 kg/hp
  • Lowest combined fuel consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Lowest city consumption
    9.7 L/100 km
    24.2 mpg US
    29.1 mpg UK
  • Lowest highway consumption
    5.9 L/100 km
    39.9 mpg US
    47.9 mpg UK
  • Largest trunk
    445 L
  • Best overall score
    65/100
  • Best economy score
    87/100
  • Best practicality score
    53/100

BMW 8 Series (G15) 840i

  • Most powerful
    333 hp
    248 kW
  • Highest torque
    500 Nm
    369 lb-ft
  • Best estimated range
    872 km
    542 mi
  • Best performance score
    71/100

Specification comparison

Specification comparison
ModelBMW4 Series Coupe (F32)440iBMW8 Series (G15)840i
Power
326hp243kW
333hp248kW
Torque
450Nm332lb-ft
500Nm369lb-ft
Curb weight
1,625kg3,583lb
1,795kg3,957lb
Gross weight
2,145kg4,729lb
2,280kg5,027lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
67.8s99% target: 262 km/h / 163 mph
Calculated
70.6s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.9s
4.9s
0-200 km/h
17.2s
Calculated
17.6s
Calculated
0-60 mph
4.7s
Calculated
4.7s
Calculated
Fuel consumption
7.3L/100 km32.2mpg US38.7mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Fuel consumption city
9.7L/100 km24.2mpg US29.1mpg UK
9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption highway
5.9L/100 km39.9mpg US47.9mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Quarter mile
13.0s
Calculated
13.0s
Calculated
Power-to-weight
201hp/t150kW/t91hp/1000 lb
Calculated
186hp/t138kW/t84hp/1000 lb
Calculated
Torque-to-weight
277Nm/t185lb-ft/ton
Calculated
279Nm/t186lb-ft/ton
Calculated
Estimated range
822km511mi
Calculated
872km542mi
Calculated
Displacement
2,998cc183cu in
2,998cc183cu in
Length
4,638mm183in
4,843mm191in
Width
1,825mm72in
1,902mm75in
Height
1,392mm55in
1,341mm53in
Wheelbase
2,810mm111in
2,822mm111in
Front track
1,544mm61in
1,627mm64in
Rear track
1,590mm63in
1,642mm65in
Ground clearance
145mm6in
121mm5in
Trunk volume
445L
420L
Doors
2
2
Seats
4
4
Fuel tank
60L
68L
CO2 emissions
169g/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 8 Series (G15) 840iPowerTorque
  • BMW 4 Series Coupe (F32) 440i: Power / Torque
  • BMW 8 Series (G15) 840i: 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
BMW8 Series (G15)840i5,500-6,250 rpm1,700-4,000 rpm6,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW4 Series Coupe (F32)440iBMW8 Series (G15)840i
Acceleration checkpoints
0-60 mph
0-97 km/h
4.7 s
4.7 s
0-100 km/h
0-62 mph
4.9 s
4.9 s
0-200 km/h
0-124 mph
17.2 s
17.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.7 s
5.6 s
1/8 mile
201 m
8.5 s
8.5 s
1000 ft
305 m
11.0 s
11.0 s
1/4 mile
402 m
13.0 s
13.0 s
Trap speed
1/4 mile
402 m
177 km/h
110 mph
176 km/h
109 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
BMW8 Series (G15)840i
333 hp
248 kW

BMW 8 Series (G15) 840i has 7 hp more than BMW 4 Series Coupe (F32) 440i.

The biggest power difference is between BMW 4 Series Coupe (F32) 440i and BMW 8 Series (G15) 840i: 7 hp (5 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
BMW8 Series (G15)840i
500 Nm
369 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
1,625 kg
3,583 lb
BMW8 Series (G15)840i
1,795 kg
3,957 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
BMW8 Series (G15)840i
Unrestricted
265 km/h165 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)440i4.9 s
BMW8 Series (G15)840i4.9 s

Although BMW 8 Series (G15) 840i has more power, BMW 4 Series Coupe (F32) 440i is quicker from 0-100 km/h.

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
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
BMW8 Series (G15)840i
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Coupe (F32) 440i and BMW 8 Series (G15) 840i: 0.5 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
201 hp/t
150 kW/t
5.0 kg/hp
BMW8 Series (G15)840i
186 hp/t
138 kW/t
5.4 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
822 km
511 mi
BMW8 Series (G15)840i
872 km
542 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
4.9 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW8 Series (G15)840i
333 hp
248 kW
4.9 s
Unrestricted
265 km/h165 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/h4.9 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
1,392 mm
54.8 in
BMW8 Series (G15)840i
Power
333 hp
248 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
420 L
14.8 cu ft
Length
4,843 mm
190.7 in
Height
1,341 mm
52.8 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/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
BMW8 Series (G15)840i
Power
333 hp
248 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

BMW 8 Series (G15) 840i 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
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
4.9 s
BMW8 Series (G15)840i
7.8 L/100 km
30.2 mpg US
36.2 mpg UK
4.9 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
201 hp/t
150 kW/t
5.0 kg/hp
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
BMW8 Series (G15)840i
186 hp/t
138 kW/t
5.4 kg/hp
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW4 Series Coupe (F32)440iBMW8 Series (G15)840i
Power
326 hp
243 kW
333 hp
248 kW
Torque
450 Nm
332 lb-ft
500 Nm
369 lb-ft
Acceleration
4.9 s
4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,625 kg
3,583 lb
1,795 kg
3,957 lb
Fuel consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
7.8 L/100 km
30.2 mpg US
36.2 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
420 L
14.8 cu ft
Length
4,843 mm
190.7 in
Height
1,341 mm
52.8 in
Range score
822 km
511 mi
872 km
542 mi
CO2 score
169 g/km
-
Trunk score
445 L
15.7 cu ft
420 L
14.8 cu ft
Power-to-weight score
201 hp/t
150 kW/t
5.0 kg/hp
186 hp/t
138 kW/t
5.4 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 8 Series (G15) 840i
Consumption7.3 L/100 km32.2 mpg US38.7 mpg UK7.8 L/100 km30.2 mpg US36.2 mpg UK
Cost / 100 km12.78 LC100 km13.65 LC100 km
Cost / 100 mi20.56 LC100 mi21.97 LC100 mi
Annual fuel used1,095 L289 US gal241 UK gal1,170 L309 US gal257 UK gal
Annual fuel cost1,916 LC/year2,048 LC/year

Head-to-head comparisons

BMW 4 Series Coupe (F32) 440i

  • Is 170 kg lighter
  • Uses 0.5 L/100 km less fuel
  • Has 15 hp/t better power-to-weight
  • Has 25 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
  • Largest trunk

Cons

  • Lowest power

BMW 8 Series (G15) 840i

  • Has 7 hp more
  • Has 50 Nm more
  • Has 50 km (31 mi) more estimated range

Pros

  • Most powerful
  • Highest torque
  • Best estimated range

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 4 Series Coupe (F32) 440i
BMW 8 Series (G15) 840i
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BMW 4 Series Coupe (F32) 440i vs BMW 8 Series (G15) 840i - car comparison - FastVsFaster