Car comparison

BMW X4 (F26) M40ivsBMW X5 (F15) M50d

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

New comparison

BMW X4 (F26)

M40i

360 hp2979 ccGasolineAWDAutomaticTurbocharged2015-2018
VS

BMW X5 (F15)

M50d

381 hp2993 ccDieselAWDAutomaticTurbocharged2013-2018

Comparison overview

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

Best choices

BMW X5 (F15) M50d

  • Most powerful
    381 hp
    284 kW
  • Highest torque
    740 Nm
    546 lb-ft
  • Lowest combined fuel consumption
    6.7 L/100 km
    35.1 mpg US
    42.2 mpg UK
  • Lowest city consumption
    7.6 L/100 km
    30.9 mpg US
    37.2 mpg UK
  • Lowest highway consumption
    6.2 L/100 km
    37.9 mpg US
    45.6 mpg UK
  • Lowest CO2 emissions
    177 g/km
  • Best estimated range
    1,269 km
    788 mi
  • Largest trunk
    650 L
  • Best overall score
    76/100
  • Best performance score
    73/100
  • Best economy score
    89/100
  • Best practicality score
    82/100

BMW X4 (F26) M40i

  • Quickest 0-100 km/h
    4.9 s
  • Fastest top speed
    250 km/h
    155 mph
  • Lightest
    1,765 kg
    3,891 lb
  • Best power-to-weight
    204 hp/t
    152 kW/t
    4.9 kg/hp

Specification comparison

Specification comparison
ModelBMWX4 (F26)M40iBMWX5 (F15)M50d
Power
360hp268kW
381hp284kW
Torque
465Nm343lb-ft
740Nm546lb-ft
Curb weight
1,765kg3,891lb
2,190kg4,828lb
Gross weight
2,430kg5,357lb
2,900kg6,393lb
Top speed
250 km/h
155 mph
250 km/h
155 mph
To 99% top speed
72.2s99% target: 248 km/h / 154 mph
Calculated
91.0s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
4.9s
5.3s
0-200 km/h
20.0s
Calculated
23.4s
Calculated
0-60 mph
4.6s
Calculated
5.0s
Calculated
Fuel consumption
8.6L/100 km27.4mpg US32.8mpg UK
6.7L/100 km35.1mpg US42.2mpg UK
Fuel consumption city
11.3L/100 km20.8mpg US25.0mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
6.2L/100 km37.9mpg US45.6mpg UK
Quarter mile
13.2s
Calculated
13.6s
Calculated
Power-to-weight
204hp/t152kW/t93hp/1000 lb
Calculated
174hp/t130kW/t79hp/1000 lb
Calculated
Torque-to-weight
263Nm/t176lb-ft/ton
Calculated
338Nm/t226lb-ft/ton
Calculated
Estimated range
779km484mi
Calculated
1,269km788mi
Calculated
Displacement
2,979cc182cu in
2,993cc183cu in
Length
4,671mm184in
4,886mm192in
Width
1,901mm75in
1,938mm76in
Height
1,624mm64in
1,762mm69in
Wheelbase
2,810mm111in
2,933mm115in
Front track
1,610mm63in
1,662mm65in
Rear track
1,600mm63in
1,702mm67in
Ground clearance
204mm8in
209mm8in
Trunk volume
500L
650L
Max trunk volume
1,400L
1,870L
Doors
5
5
Seats
5
5
Fuel tank
67L
85L
CO2 emissions
199g/km
177g/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 X4 (F26) M40iBMW X5 (F15) M50dPowerTorque
  • BMW X4 (F26) M40i: Power / Torque
  • BMW X5 (F15) M50d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWX4 (F26)M40i5,800-6,000 rpm1,350-5,250 rpm6,250 rpm
BMWX5 (F15)M50d4,000-4,400 rpm2,000-3,000 rpm4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWX4 (F26)M40iBMWX5 (F15)M50d
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
5.0 s
0-100 km/h
0-62 mph
4.9 s
5.3 s
0-200 km/h
0-124 mph
20.0 s
23.4 s
Top speed
250 km/h
155 mph
250 km/h
155 mph
Drag race simulation
60 ft
18 m
2.1 s
2.1 s
330 ft
101 m
5.6 s
5.7 s
1/8 mile
201 m
8.5 s
8.7 s
1000 ft
305 m
11.0 s
11.4 s
1/4 mile
402 m
13.2 s
13.6 s
Trap speed
1/4 mile
402 m
171 km/h
106 mph
163 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
BMWX4 (F26)M40i
360 hp
268 kW
BMWX5 (F15)M50d
381 hp
284 kW

BMW X5 (F15) M50d has 21 hp more than BMW X4 (F26) M40i.

The biggest power difference is between BMW X4 (F26) M40i and BMW X5 (F15) M50d: 21 hp (16 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWX4 (F26)M40i
465 Nm
343 lb-ft
BMWX5 (F15)M50d
740 Nm
546 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWX4 (F26)M40i
1,765 kg
3,891 lb
BMWX5 (F15)M50d
2,190 kg
4,828 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWX4 (F26)M40i
250 km/h
155 mph
BMWX5 (F15)M50d
250 km/h
155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
BMWX4 (F26)M40i4.9 s
BMWX5 (F15)M50d5.3 s

Although BMW X5 (F15) M50d has more power, BMW X4 (F26) M40i is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW X4 (F26) M40i and BMW X5 (F15) M50d: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMWX4 (F26)M40i
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
BMWX5 (F15)M50d
6.7 L/100 km
35.1 mpg US
42.2 mpg UK

The biggest fuel consumption difference is between BMW X5 (F15) M50d and BMW X4 (F26) M40i: 1.9 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
BMWX4 (F26)M40i
204 hp/t
152 kW/t
4.9 kg/hp
BMWX5 (F15)M50d
174 hp/t
130 kW/t
5.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWX4 (F26)M40i
779 km
484 mi
BMWX5 (F15)M50d
1,269 km
788 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWX4 (F26)M40i
360 hp
268 kW
4.9 s
250 km/h
155 mph
BMWX5 (F15)M50d
381 hp
284 kW
5.3 s
250 km/h
155 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
BMWX4 (F26)M40i
Power
360 hp
268 kW
0-100 km/h4.9 s
Top speed
250 km/h
155 mph
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,671 mm
183.9 in
Height
1,624 mm
63.9 in
BMWX5 (F15)M50d
Power
381 hp
284 kW
0-100 km/h5.3 s
Top speed
250 km/h
155 mph
Doors/seats
5 doors
5 seats
Trunk
650 L
23.0 cu ft
Length
4,886 mm
192.4 in
Height
1,762 mm
69.4 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
BMWX4 (F26)M40i
Power
360 hp
268 kW
0-100 km/h4.9 s
Top speed
250 km/h
155 mph
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
BMWX5 (F15)M50d
Power
381 hp
284 kW
0-100 km/h5.3 s
Top speed
250 km/h
155 mph
6.7 L/100 km
35.1 mpg US
42.2 mpg UK

BMW X5 (F15) M50d 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
BMWX4 (F26)M40i
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
4.9 s
BMWX5 (F15)M50d
6.7 L/100 km
35.1 mpg US
42.2 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
BMWX4 (F26)M40i
204 hp/t
152 kW/t
4.9 kg/hp
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
BMWX5 (F15)M50d
174 hp/t
130 kW/t
5.7 kg/hp
6.7 L/100 km
35.1 mpg US
42.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWX4 (F26)M40iBMWX5 (F15)M50d
Power
360 hp
268 kW
381 hp
284 kW
Torque
465 Nm
343 lb-ft
740 Nm
546 lb-ft
Acceleration
4.9 s
5.3 s
Top speed
250 km/h
155 mph
250 km/h
155 mph
Lightness
1,765 kg
3,891 lb
2,190 kg
4,828 lb
Fuel consumption
8.6 L/100 km
27.4 mpg US
32.8 mpg UK
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,671 mm
183.9 in
Height
1,624 mm
63.9 in
Doors/seats
5 doors
5 seats
Trunk
650 L
23.0 cu ft
Length
4,886 mm
192.4 in
Height
1,762 mm
69.4 in
Range score
779 km
484 mi
1,269 km
788 mi
CO2 score
199 g/km
177 g/km
Trunk score
500 L
17.7 cu ft
650 L
23.0 cu ft
Power-to-weight score
204 hp/t
152 kW/t
4.9 kg/hp
174 hp/t
130 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 X4 (F26) M40iBMW X5 (F15) M50d
Consumption8.6 L/100 km27.4 mpg US32.8 mpg UK6.7 L/100 km35.1 mpg US42.2 mpg UK
Cost / 100 km15.05 LC100 km11.73 LC100 km
Cost / 100 mi24.22 LC100 mi18.87 LC100 mi
Annual fuel used1,290 L341 US gal284 UK gal1,005 L265 US gal221 UK gal
Annual fuel cost2,258 LC/year1,759 LC/year

Head-to-head comparisons

BMW X4 (F26) M40i

  • Is 425 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 30 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk
  • Highest CO2 emissions

BMW X5 (F15) M50d

  • Has 21 hp more
  • Has 275 Nm more
  • Uses 1.9 L/100 km less fuel
  • Has 490 km (304 mi) more estimated range
  • Has 150 L more trunk volume
  • Emits 22 g/km less CO2

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW X4 (F26) M40i
BMW X5 (F15) M50d
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BMW X4 (F26) M40i vs BMW X5 (F15) M50d - car comparison - FastVsFaster