Car comparison

BMW 8 Series (G15) 840dvsBMW 2 Series Gran Coupe (F74) M235

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

New comparison

BMW 8 Series (G15)

840d

340 hp2993 ccDieselAWDAutomaticTurbochargedCoupe2020-2022
VS

BMW 2 Series Gran Coupe (F74)

M235

300 hp1998 ccGasolineAWDDual-clutchTurbochargedCoupe2024-present

Comparison overview

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

Best choices

BMW 8 Series (G15) 840d

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    340 hp
    254 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Lowest combined fuel consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Best estimated range
    1,138 km
    707 mi
  • Best overall score
    68/100
  • Best performance score
    75/100
  • Best economy score
    91/100

Specification comparison

Specification comparison
ModelBMW8 Series (G15)840dBMW2 Series Gran Coupe (F74)M235
Power
340hp254kW
300hp224kW
Torque
700Nm516lb-ft
400Nm295lb-ft
Curb weight
1,915kg4,222lb
1,575kg3,472lb
Gross weight
2,410kg5,313lb
2,130kg4,696lb
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
69.8s99% target: 262 km/h / 163 mph
Calculated
64.4s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.8s
4.9s
0-200 km/h
17.3s
Calculated
16.8s
Calculated
0-60 mph
4.6s
Calculated
4.7s
Calculated
Fuel consumption
5.8L/100 km40.6mpg US48.7mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption city
7.3L/100 km32.2mpg US38.7mpg UK
-
Fuel consumption highway
5L/100 km47mpg US56.5mpg UK
-
Quarter mile
13.0s
Calculated
13.0s
Calculated
Power-to-weight
178hp/t132kW/t81hp/1000 lb
Calculated
190hp/t142kW/t86hp/1000 lb
Calculated
Torque-to-weight
366Nm/t245lb-ft/ton
Calculated
254Nm/t170lb-ft/ton
Calculated
Estimated range
1,138km707mi
Calculated
598km371mi
Calculated
Displacement
2,993cc183cu in
1,998cc122cu in
Length
4,843mm191in
4,546mm179in
Width
1,902mm75in
1,800mm71in
Height
1,341mm53in
1,445mm57in
Wheelbase
2,822mm111in
2,670mm105in
Front track
1,627mm64in
1,562mm61in
Rear track
1,642mm65in
1,562mm61in
Ground clearance
121mm5in
145mm6in
Trunk volume
420L
430L
Doors
2
4
Seats
4
5
Fuel tank
66L
49L

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 8 Series (G15) 840dBMW 2 Series Gran Coupe (F74) M235PowerTorque
  • BMW 8 Series (G15) 840d: Power / Torque
  • BMW 2 Series Gran Coupe (F74) M235: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW8 Series (G15)840d4,400 rpm1,750-2,250 rpm4,650 rpm
BMW2 Series Gran Coupe (F74)M2355,750-6,500 rpm2,000-4,500 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW8 Series (G15)840dBMW2 Series Gran Coupe (F74)M235
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
4.9 s
0-200 km/h
0-124 mph
17.3 s
16.8 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
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.2 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.4 s
8.5 s
1000 ft
305 m
10.9 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
179 km/h
111 mph

Power comparison

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

Chart data table
VehicleValue
BMW8 Series (G15)840d
340 hp
254 kW
BMW2 Series Gran Coupe (F74)M235
300 hp
224 kW

BMW 8 Series (G15) 840d has 40 hp more than BMW 2 Series Gran Coupe (F74) M235.

The biggest power difference is between BMW 2 Series Gran Coupe (F74) M235 and BMW 8 Series (G15) 840d: 40 hp (30 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW8 Series (G15)840d
700 Nm
516 lb-ft
BMW2 Series Gran Coupe (F74)M235
400 Nm
295 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW8 Series (G15)840d
1,915 kg
4,222 lb
BMW2 Series Gran Coupe (F74)M235
1,575 kg
3,472 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW8 Series (G15)840d
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW2 Series Gran Coupe (F74)M235
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
BMW8 Series (G15)840d4.8 s
BMW2 Series Gran Coupe (F74)M2354.9 s

The biggest 0-100 km/h difference is between BMW 8 Series (G15) 840d and BMW 2 Series Gran Coupe (F74) M235: 0.1 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMW8 Series (G15)840d
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
BMW2 Series Gran Coupe (F74)M235
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

The biggest fuel consumption difference is between BMW 8 Series (G15) 840d and BMW 2 Series Gran Coupe (F74) M235: 2.4 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
BMW8 Series (G15)840d
178 hp/t
132 kW/t
5.6 kg/hp
BMW2 Series Gran Coupe (F74)M235
190 hp/t
142 kW/t
5.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW8 Series (G15)840d
1,138 km
707 mi
BMW2 Series Gran Coupe (F74)M235
598 km
371 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW8 Series (G15)840d
340 hp
254 kW
4.8 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW2 Series Gran Coupe (F74)M235
300 hp
224 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
BMW8 Series (G15)840d
Power
340 hp
254 kW
0-100 km/h4.8 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
BMW2 Series Gran Coupe (F74)M235
Power
300 hp
224 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,546 mm
179.0 in
Height
1,445 mm
56.9 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
BMW8 Series (G15)840d
Power
340 hp
254 kW
0-100 km/h4.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
BMW2 Series Gran Coupe (F74)M235
Power
300 hp
224 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

BMW 8 Series (G15) 840d 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
BMW8 Series (G15)840d
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
4.8 s
BMW2 Series Gran Coupe (F74)M235
8.2 L/100 km
28.7 mpg US
34.4 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
BMW8 Series (G15)840d
178 hp/t
132 kW/t
5.6 kg/hp
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
BMW2 Series Gran Coupe (F74)M235
190 hp/t
142 kW/t
5.3 kg/hp
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW8 Series (G15)840dBMW2 Series Gran Coupe (F74)M235
Power
340 hp
254 kW
300 hp
224 kW
Torque
700 Nm
516 lb-ft
400 Nm
295 lb-ft
Acceleration
4.8 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
1,915 kg
4,222 lb
1,575 kg
3,472 lb
Fuel consumption
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
Practicality
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
Doors/seats
4 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,546 mm
179.0 in
Height
1,445 mm
56.9 in
Range score
1,138 km
707 mi
598 km
371 mi
Trunk score
420 L
14.8 cu ft
430 L
15.2 cu ft
Power-to-weight score
178 hp/t
132 kW/t
5.6 kg/hp
190 hp/t
142 kW/t
5.3 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 8 Series (G15) 840dBMW 2 Series Gran Coupe (F74) M235
Consumption5.8 L/100 km40.6 mpg US48.7 mpg UK8.2 L/100 km28.7 mpg US34.4 mpg UK
Cost / 100 km10.15 LC100 km14.35 LC100 km
Cost / 100 mi16.33 LC100 mi23.09 LC100 mi
Annual fuel used870 L230 US gal191 UK gal1,230 L325 US gal271 UK gal
Annual fuel cost1,523 LC/year2,153 LC/year

Head-to-head comparisons

BMW 8 Series (G15) 840d

  • Has 40 hp more
  • Has 300 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 2.4 L/100 km less fuel
  • Has 540 km (336 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Heaviest
  • Smallest trunk

BMW 2 Series Gran Coupe (F74) M235

  • Is 340 kg lighter
  • Has 13 hp/t better power-to-weight
  • Has 10 L more trunk volume

Pros

  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 8 Series (G15) 840d
BMW 2 Series Gran Coupe (F74) M235
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