Car comparison

BMW M4 (G82) Competition 3.0vsBMW 8 Series (G15) M850i

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

New comparison

BMW M4 (G82)

Competition 3.0

510 hp2993 ccGasolineAWDAutomaticTurbochargedCoupe2021-2024
VS

BMW 8 Series (G15)

M850i

530 hp4395 ccGasolineAWDAutomaticTurbochargedCoupe2018-2020

Comparison overview

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

Best choices

BMW M4 (G82) Competition 3.0

  • Quickest 0-100 km/h
    3.5 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,775 kg
    3,913 lb
  • Best power-to-weight
    287 hp/t
    214 kW/t
    3.5 kg/hp
  • Lowest combined fuel consumption
    10.1 L/100 km
    23.3 mpg US
    28.0 mpg UK
  • Largest trunk
    440 L
  • Best overall score
    75/100
  • Best economy score
    80/100
  • Best practicality score
    53/100

BMW 8 Series (G15) M850i

  • Most powerful
    530 hp
    395 kW
  • Highest torque
    750 Nm
    553 lb-ft
  • Best estimated range
    648 km
    402 mi
  • Best performance score
    86/100

Specification comparison

Specification comparison
ModelBMWM4 (G82)Competition 3.0BMW8 Series (G15)M850i
Power
510hp380kW
530hp395kW
Torque
650Nm479lb-ft
750Nm553lb-ft
Curb weight
1,775kg3,913lb
1,890kg4,167lb
Gross weight
2,205kg4,861lb
2,395kg5,280lb
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
46.3s99% target: 262 km/h / 163 mph
Calculated
48.6s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
3.5s
3.7s
0-200 km/h
12.0s
Calculated
12.7s
Calculated
0-60 mph
3.3s
Calculated
3.5s
Calculated
Fuel consumption
10.1L/100 km23.3mpg US28.0mpg UK
10.5L/100 km22.4mpg US26.9mpg UK
Quarter mile
11.5s
Calculated
11.7s
Calculated
Power-to-weight
287hp/t214kW/t130hp/1000 lb
Calculated
280hp/t209kW/t127hp/1000 lb
Calculated
Torque-to-weight
366Nm/t245lb-ft/ton
Calculated
397Nm/t266lb-ft/ton
Calculated
Estimated range
584km363mi
Calculated
648km402mi
Calculated
Displacement
2,993cc183cu in
4,395cc268cu in
Length
4,794mm189in
4,851mm191in
Width
1,887mm74in
1,902mm75in
Height
1,394mm55in
1,346mm53in
Wheelbase
2,857mm112in
2,822mm111in
Front track
1,617mm64in
1,627mm64in
Rear track
1,605mm63in
1,642mm65in
Ground clearance
121mm5in
128mm5in
Trunk volume
440L
420L
Doors
2
2
Seats
4
4
Fuel tank
59L
68L
CO2 emissions-
240g/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 M4 (G82) Competition 3.0BMW 8 Series (G15) M850iPowerTorque
  • BMW M4 (G82) Competition 3.0: Power / Torque
  • BMW 8 Series (G15) M850i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWM4 (G82)Competition 3.06,250 rpm2,750-5,500 rpm6,500 rpm
BMW8 Series (G15)M850i5,500-6,000 rpm1,800-4,600 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWM4 (G82)Competition 3.0BMW8 Series (G15)M850i
Acceleration checkpoints
0-60 mph
0-97 km/h
3.3 s
3.5 s
0-100 km/h
0-62 mph
3.5 s
3.7 s
0-200 km/h
0-124 mph
12.0 s
12.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
1.9 s
1.9 s
330 ft
101 m
4.9 s
5.1 s
1/8 mile
201 m
7.5 s
7.6 s
1000 ft
305 m
9.6 s
9.8 s
1/4 mile
402 m
11.5 s
11.7 s
Trap speed
1/4 mile
402 m
196 km/h
122 mph
194 km/h
120 mph

Power comparison

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

Chart data table
VehicleValue
BMWM4 (G82)Competition 3.0
510 hp
380 kW
BMW8 Series (G15)M850i
530 hp
395 kW

BMW 8 Series (G15) M850i has 20 hp more than BMW M4 (G82) Competition 3.0.

The biggest power difference is between BMW M4 (G82) Competition 3.0 and BMW 8 Series (G15) M850i: 20 hp (15 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWM4 (G82)Competition 3.0
650 Nm
479 lb-ft
BMW8 Series (G15)M850i
750 Nm
553 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWM4 (G82)Competition 3.0
1,775 kg
3,913 lb
BMW8 Series (G15)M850i
1,890 kg
4,167 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWM4 (G82)Competition 3.0
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW8 Series (G15)M850i
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
BMWM4 (G82)Competition 3.03.5 s
BMW8 Series (G15)M850i3.7 s

Although BMW 8 Series (G15) M850i has more power, BMW M4 (G82) Competition 3.0 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW M4 (G82) Competition 3.0 and BMW 8 Series (G15) M850i: 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
BMWM4 (G82)Competition 3.0
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
BMW8 Series (G15)M850i
10.5 L/100 km
22.4 mpg US
26.9 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
BMWM4 (G82)Competition 3.0
287 hp/t
214 kW/t
3.5 kg/hp
BMW8 Series (G15)M850i
280 hp/t
209 kW/t
3.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWM4 (G82)Competition 3.0
584 km
363 mi
BMW8 Series (G15)M850i
648 km
402 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWM4 (G82)Competition 3.0
510 hp
380 kW
3.5 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW8 Series (G15)M850i
530 hp
395 kW
3.7 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
BMWM4 (G82)Competition 3.0
Power
510 hp
380 kW
0-100 km/h3.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
440 L
15.5 cu ft
Length
4,794 mm
188.7 in
Height
1,394 mm
54.9 in
BMW8 Series (G15)M850i
Power
530 hp
395 kW
0-100 km/h3.7 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
4,851 mm
191.0 in
Height
1,346 mm
53.0 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
BMWM4 (G82)Competition 3.0
Power
510 hp
380 kW
0-100 km/h3.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
BMW8 Series (G15)M850i
Power
530 hp
395 kW
0-100 km/h3.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
10.5 L/100 km
22.4 mpg US
26.9 mpg UK

BMW M4 (G82) Competition 3.0 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
BMWM4 (G82)Competition 3.0
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
3.5 s
BMW8 Series (G15)M850i
10.5 L/100 km
22.4 mpg US
26.9 mpg UK
3.7 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
BMWM4 (G82)Competition 3.0
287 hp/t
214 kW/t
3.5 kg/hp
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
BMW8 Series (G15)M850i
280 hp/t
209 kW/t
3.6 kg/hp
10.5 L/100 km
22.4 mpg US
26.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWM4 (G82)Competition 3.0BMW8 Series (G15)M850i
Power
510 hp
380 kW
530 hp
395 kW
Torque
650 Nm
479 lb-ft
750 Nm
553 lb-ft
Acceleration
3.5 s
3.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,775 kg
3,913 lb
1,890 kg
4,167 lb
Fuel consumption
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
10.5 L/100 km
22.4 mpg US
26.9 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
440 L
15.5 cu ft
Length
4,794 mm
188.7 in
Height
1,394 mm
54.9 in
Doors/seats
2 doors
4 seats
Trunk
420 L
14.8 cu ft
Length
4,851 mm
191.0 in
Height
1,346 mm
53.0 in
Range score
584 km
363 mi
648 km
402 mi
CO2 score
-
240 g/km
Trunk score
440 L
15.5 cu ft
420 L
14.8 cu ft
Power-to-weight score
287 hp/t
214 kW/t
3.5 kg/hp
280 hp/t
209 kW/t
3.6 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 M4 (G82) Competition 3.0BMW 8 Series (G15) M850i
Consumption10.1 L/100 km23.3 mpg US28 mpg UK10.5 L/100 km22.4 mpg US26.9 mpg UK
Cost / 100 km17.68 LC100 km18.38 LC100 km
Cost / 100 mi28.45 LC100 mi29.57 LC100 mi
Annual fuel used1,515 L400 US gal333 UK gal1,575 L416 US gal346 UK gal
Annual fuel cost2,651 LC/year2,756 LC/year

Head-to-head comparisons

BMW M4 (G82) Competition 3.0

  • Is 115 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Uses 0.4 L/100 km less fuel
  • Has 7 hp/t better power-to-weight
  • Has 20 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) M850i

  • Has 20 hp more
  • Has 100 Nm more
  • Has 63 km (39 mi) more estimated range

Pros

  • Most powerful
  • Highest torque
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW M4 (G82) Competition 3.0
BMW 8 Series (G15) M850i
Compare selected cars
2 vehicles selected

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