Car comparison

BMW X4 (G02) M40ivsBMW X4 (G02 LCI) · Facelift 2021 M40d

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

New comparison

BMW X4 (G02)

M40i

360 hp2998 ccGasolineAWDAutomaticTurbocharged2019-2021
VS

BMW X4 (G02 LCI) · Facelift 2021

M40d

340 hp2993 ccDieselAWDAutomaticTurbocharged2021-2025

Comparison overview

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

Best choices

BMW X4 (G02) M40i

  • Quickest 0-100 km/h
    4.8 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    360 hp
    268 kW
  • Lightest
    1,865 kg
    4,112 lb
  • Best power-to-weight
    193 hp/t
    144 kW/t
    5.2 kg/hp
  • Largest trunk
    525 L
  • Best practicality score
    76/100

BMW X4 (G02 LCI) Facelift 2021 M40d

  • Highest torque
    700 Nm
    516 lb-ft
  • Lowest combined fuel consumption
    7.3 L/100 km
    32.2 mpg US
    38.7 mpg UK
  • Best estimated range
    932 km
    579 mi
  • Best overall score
    74/100
  • Best performance score
    73/100
  • Best economy score
    87/100

Specification comparison

Specification comparison
ModelBMWX4 (G02)M40iBMWX4 (G02 LCI)Facelift 2021M40d
Power
360hp268kW
340hp254kW
Torque
500Nm369lb-ft
700Nm516lb-ft
Curb weight
1,865kg4,112lb
2,020kg4,453lb
Gross weight
2,430kg5,357lb
2,560kg5,644lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
70.3s99% target: 257 km/h / 160 mph
Calculated
80.4s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.8s
4.9s
0-200 km/h
18.0s
Calculated
19.4s
Calculated
0-60 mph
4.6s
Calculated
4.6s
Calculated
Fuel consumption
8.1L/100 km29mpg US34.9mpg UK
7.3L/100 km32.2mpg US38.7mpg UK
Fuel consumption city
10L/100 km23.5mpg US28.2mpg UK
-
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
-
Quarter mile
13.0s
Calculated
13.1s
Calculated
Power-to-weight
193hp/t144kW/t88hp/1000 lb
Calculated
168hp/t126kW/t76hp/1000 lb
Calculated
Torque-to-weight
268Nm/t179lb-ft/ton
Calculated
347Nm/t232lb-ft/ton
Calculated
Estimated range
802km499mi
Calculated
932km579mi
Calculated
Displacement
2,998cc183cu in
2,993cc183cu in
Length
4,752mm187in
4,752mm187in
Width
1,938mm76in
1,938mm76in
Height
1,621mm64in
1,621mm64in
Wheelbase
2,864mm113in
2,864mm113in
Front track-
1,615mm64in
Rear track-
1,624mm64in
Ground clearance-
204mm8in
Trunk volume
525L
525L
Max trunk volume
1,430L
1,430L
Doors
5
5
Seats
5
5
Fuel tank
65L
68L
CO2 emissions
185g/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 (G02) M40iBMW X4 (G02 LCI) Facelift 2021 M40dPowerTorque
  • BMW X4 (G02) M40i: Power / Torque
  • BMW X4 (G02 LCI) Facelift 2021 M40d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWX4 (G02)M40i5,200-6,500 rpm1,850-5,000 rpm6,750 rpm
BMWX4 (G02 LCI)Facelift 2021M40d4,400 rpm1,750-2,250 rpm4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWX4 (G02)M40iBMWX4 (G02 LCI)Facelift 2021M40d
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
4.6 s
0-100 km/h
0-62 mph
4.8 s
4.9 s
0-200 km/h
0-124 mph
18.0 s
19.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.1 s
2.0 s
330 ft
101 m
5.6 s
5.6 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
13.1 s
Trap speed
1/4 mile
402 m
175 km/h
109 mph
171 km/h
106 mph

Power comparison

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

Chart data table
VehicleValue
BMWX4 (G02)M40i
360 hp
268 kW
BMWX4 (G02 LCI)Facelift 2021M40d
340 hp
254 kW

BMW X4 (G02) M40i has 20 hp more than BMW X4 (G02 LCI) Facelift 2021 M40d.

The biggest power difference is between BMW X4 (G02 LCI) Facelift 2021 M40d and BMW X4 (G02) M40i: 20 hp (15 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWX4 (G02)M40i
500 Nm
369 lb-ft
BMWX4 (G02 LCI)Facelift 2021M40d
700 Nm
516 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWX4 (G02)M40i
1,865 kg
4,112 lb
BMWX4 (G02 LCI)Facelift 2021M40d
2,020 kg
4,453 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 (G02)M40i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWX4 (G02 LCI)Facelift 2021M40d
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
BMWX4 (G02)M40i4.8 s
BMWX4 (G02 LCI)Facelift 2021M40d4.9 s

The biggest 0-100 km/h difference is between BMW X4 (G02) M40i and BMW X4 (G02 LCI) Facelift 2021 M40d: 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
BMWX4 (G02)M40i
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
BMWX4 (G02 LCI)Facelift 2021M40d
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

The biggest fuel consumption difference is between BMW X4 (G02 LCI) Facelift 2021 M40d and BMW X4 (G02) M40i: 0.8 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 (G02)M40i
193 hp/t
144 kW/t
5.2 kg/hp
BMWX4 (G02 LCI)Facelift 2021M40d
168 hp/t
126 kW/t
5.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWX4 (G02)M40i
802 km
499 mi
BMWX4 (G02 LCI)Facelift 2021M40d
932 km
579 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWX4 (G02)M40i
360 hp
268 kW
4.8 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWX4 (G02 LCI)Facelift 2021M40d
340 hp
254 kW
4.9 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
BMWX4 (G02)M40i
Power
360 hp
268 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,752 mm
187.1 in
Height
1,621 mm
63.8 in
BMWX4 (G02 LCI)Facelift 2021M40d
Power
340 hp
254 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,752 mm
187.1 in
Height
1,621 mm
63.8 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
BMWX4 (G02)M40i
Power
360 hp
268 kW
0-100 km/h4.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
BMWX4 (G02 LCI)Facelift 2021M40d
Power
340 hp
254 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

BMW X4 (G02 LCI) Facelift 2021 M40d 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 (G02)M40i
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
4.8 s
BMWX4 (G02 LCI)Facelift 2021M40d
7.3 L/100 km
32.2 mpg US
38.7 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
BMWX4 (G02)M40i
193 hp/t
144 kW/t
5.2 kg/hp
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
BMWX4 (G02 LCI)Facelift 2021M40d
168 hp/t
126 kW/t
5.9 kg/hp
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWX4 (G02)M40iBMWX4 (G02 LCI)Facelift 2021M40d
Power
360 hp
268 kW
340 hp
254 kW
Torque
500 Nm
369 lb-ft
700 Nm
516 lb-ft
Acceleration
4.8 s
4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,865 kg
4,112 lb
2,020 kg
4,453 lb
Fuel consumption
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,752 mm
187.1 in
Height
1,621 mm
63.8 in
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,752 mm
187.1 in
Height
1,621 mm
63.8 in
Range score
802 km
499 mi
932 km
579 mi
CO2 score
185 g/km
-
Trunk score
525 L
18.5 cu ft
525 L
18.5 cu ft
Power-to-weight score
193 hp/t
144 kW/t
5.2 kg/hp
168 hp/t
126 kW/t
5.9 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 (G02) M40iBMW X4 (G02 LCI) Facelift 2021 M40d
Consumption8.1 L/100 km29 mpg US34.9 mpg UK7.3 L/100 km32.2 mpg US38.7 mpg UK
Cost / 100 km14.17 LC100 km12.78 LC100 km
Cost / 100 mi22.81 LC100 mi20.56 LC100 mi
Annual fuel used1,215 L321 US gal267 UK gal1,095 L289 US gal241 UK gal
Annual fuel cost2,126 LC/year1,916 LC/year

Head-to-head comparisons

BMW X4 (G02) M40i

  • Has 20 hp more
  • Is 155 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 25 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption

BMW X4 (G02 LCI) Facelift 2021 M40d

  • Has 200 Nm more
  • Uses 0.8 L/100 km less fuel
  • Has 129 km (80 mi) more estimated range

Pros

  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW X4 (G02) M40i
BMW X4 (G02 LCI) M40d
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