Car comparison

BMW 2 Series Coupe (G42) M240ivsBMW X3 (G45) M50

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

New comparison

BMW 2 Series Coupe (G42)

M240i

381 hp2998 ccGasolineAWDAutomaticTurbochargedCoupe2025-present
VS

BMW X3 (G45)

M50

381 hp2998 ccGasolineAWDAutomaticTurbocharged2024-present

Comparison overview

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

Best choices

BMW 2 Series Coupe (G42) M240i

  • Quickest 0-100 km/h
    4.3 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    381 hp
    284 kW
  • Highest torque
    540 Nm
    398 lb-ft
  • Lightest
    1,755 kg
    3,869 lb
  • Best power-to-weight
    217 hp/t
    162 kW/t
    4.6 kg/hp
  • Lowest combined fuel consumption
    8.0 L/100 km
    29.4 mpg US
    35.3 mpg UK
  • Best performance score
    76/100
  • Best economy score
    85/100

BMW X3 (G45) M50

  • Best estimated range
    783 km
    487 mi
  • Largest trunk
    570 L
  • Best overall score
    75/100
  • Best practicality score
    78/100

Specification comparison

Specification comparison
ModelBMW2 Series Coupe (G42)M240iBMWX3 (G45)M50
Power
381hp284kW
381hp284kW
Torque
540Nm398lb-ft
540Nm398lb-ft
Curb weight
1,755kg3,869lb
1,980kg4,365lb
Gross weight
2,230kg4,916lb
2,625kg5,787lb
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
56.3s99% target: 262 km/h / 163 mph
Calculated
65.8s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.3s
4.6s
0-200 km/h
14.7s
Calculated
17.0s
Calculated
0-60 mph
4.1s
Calculated
4.4s
Calculated
Fuel consumption
8L/100 km29.4mpg US35.3mpg UK
8.3L/100 km28.3mpg US34.0mpg UK
Quarter mile
12.4s
Calculated
12.8s
Calculated
Power-to-weight
217hp/t162kW/t98hp/1000 lb
Calculated
192hp/t143kW/t87hp/1000 lb
Calculated
Torque-to-weight
308Nm/t206lb-ft/ton
Calculated
273Nm/t182lb-ft/ton
Calculated
Estimated range
650km404mi
Calculated
783km487mi
Calculated
Displacement
2,998cc183cu in
2,998cc183cu in
Length
4,548mm179in
4,755mm187in
Width
1,838mm72in
1,920mm76in
Height
1,404mm55in
1,660mm65in
Wheelbase
2,741mm108in
2,865mm113in
Front track
1,579mm62in
1,622mm64in
Rear track
1,569mm62in
1,623mm64in
Ground clearance
128mm5in
216mm9in
Trunk volume
390L
570L
Max trunk volume-
1,700L
Doors
2
5
Seats
4
5
Fuel tank
52L
65L

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 2 Series Coupe (G42) M240iBMW X3 (G45) M50PowerTorque
  • BMW 2 Series Coupe (G42) M240i: Power / Torque
  • BMW X3 (G45) M50: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW2 Series Coupe (G42)M240i5,200-6,250 rpm1,900-4,800 rpm6,500 rpm
BMWX3 (G45)M505,200-6,250 rpm1,900-4,800 rpm6,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW2 Series Coupe (G42)M240iBMWX3 (G45)M50
Acceleration checkpoints
0-60 mph
0-97 km/h
4.1 s
4.4 s
0-100 km/h
0-62 mph
4.3 s
4.6 s
0-200 km/h
0-124 mph
14.7 s
17.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
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
5.4 s
5.5 s
1/8 mile
201 m
8.1 s
8.3 s
1000 ft
305 m
10.4 s
10.7 s
1/4 mile
402 m
12.4 s
12.8 s
Trap speed
1/4 mile
402 m
186 km/h
115 mph
178 km/h
111 mph

Power comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)M240i
381 hp
284 kW
BMWX3 (G45)M50
381 hp
284 kW

Torque comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)M240i
540 Nm
398 lb-ft
BMWX3 (G45)M50
540 Nm
398 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)M240i
1,755 kg
3,869 lb
BMWX3 (G45)M50
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
BMW2 Series Coupe (G42)M240i
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMWX3 (G45)M50
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
BMW2 Series Coupe (G42)M240i4.3 s
BMWX3 (G45)M504.6 s

The biggest 0-100 km/h difference is between BMW 2 Series Coupe (G42) M240i and BMW X3 (G45) M50: 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
BMW2 Series Coupe (G42)M240i
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
BMWX3 (G45)M50
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)M240i
217 hp/t
162 kW/t
4.6 kg/hp
BMWX3 (G45)M50
192 hp/t
143 kW/t
5.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW2 Series Coupe (G42)M240i
650 km
404 mi
BMWX3 (G45)M50
783 km
487 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW2 Series Coupe (G42)M240i
381 hp
284 kW
4.3 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMWX3 (G45)M50
381 hp
284 kW
4.6 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
BMW2 Series Coupe (G42)M240i
Power
381 hp
284 kW
0-100 km/h4.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
390 L
13.8 cu ft
Length
4,548 mm
179.1 in
Height
1,404 mm
55.3 in
BMWX3 (G45)M50
Power
381 hp
284 kW
0-100 km/h4.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
570 L
20.1 cu ft
Length
4,755 mm
187.2 in
Height
1,660 mm
65.4 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
BMW2 Series Coupe (G42)M240i
Power
381 hp
284 kW
0-100 km/h4.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
BMWX3 (G45)M50
Power
381 hp
284 kW
0-100 km/h4.6 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 2 Series Coupe (G42) M240i 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
BMW2 Series Coupe (G42)M240i
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
4.3 s
BMWX3 (G45)M50
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
4.6 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
BMW2 Series Coupe (G42)M240i
217 hp/t
162 kW/t
4.6 kg/hp
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
BMWX3 (G45)M50
192 hp/t
143 kW/t
5.2 kg/hp
8.3 L/100 km
28.3 mpg US
34.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW2 Series Coupe (G42)M240iBMWX3 (G45)M50
Power
381 hp
284 kW
381 hp
284 kW
Torque
540 Nm
398 lb-ft
540 Nm
398 lb-ft
Acceleration
4.3 s
4.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,755 kg
3,869 lb
1,980 kg
4,365 lb
Fuel consumption
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
8.3 L/100 km
28.3 mpg US
34.0 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
390 L
13.8 cu ft
Length
4,548 mm
179.1 in
Height
1,404 mm
55.3 in
Doors/seats
5 doors
5 seats
Trunk
570 L
20.1 cu ft
Length
4,755 mm
187.2 in
Height
1,660 mm
65.4 in
Range score
650 km
404 mi
783 km
487 mi
Trunk score
390 L
13.8 cu ft
570 L
20.1 cu ft
Power-to-weight score
217 hp/t
162 kW/t
4.6 kg/hp
192 hp/t
143 kW/t
5.2 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 2 Series Coupe (G42) M240iBMW X3 (G45) M50
Consumption8 L/100 km29.4 mpg US35.3 mpg UK8.3 L/100 km28.3 mpg US34 mpg UK
Cost / 100 km14.00 LC100 km14.53 LC100 km
Cost / 100 mi22.53 LC100 mi23.38 LC100 mi
Annual fuel used1,200 L317 US gal264 UK gal1,245 L329 US gal274 UK gal
Annual fuel cost2,100 LC/year2,179 LC/year

Head-to-head comparisons

BMW 2 Series Coupe (G42) M240i

  • Is 225 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed
  • Uses 0.3 L/100 km less fuel
  • Has 25 hp/t better power-to-weight

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

Cons

  • Smallest trunk

BMW X3 (G45) M50

  • Has 133 km (83 mi) more estimated range
  • Has 180 L more trunk volume

Pros

  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 2 Series Coupe (G42) M240i
BMW X3 (G45) M50
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