Car comparison

BMW X4 (G02 LCI) · Facelift 2021 M40dvsBMW iX (I20) 76.6 kWh

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

New comparison

BMW X4 (G02 LCI) · Facelift 2021

M40d

340 hp2993 ccDieselAWDAutomaticTurbocharged2021-2025
VS

BMW iX (I20)

76.6 kWh

326 hpElectricAWDAutomatic2021-2025

Comparison overview

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

Best choices

BMW X4 (G02 LCI) Facelift 2021 M40d

  • Quickest 0-100 km/h
    4.9 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    340 hp
    254 kW
  • Highest torque
    700 Nm
    516 lb-ft
  • Lightest
    2,020 kg
    4,453 lb
  • Best power-to-weight
    168 hp/t
    126 kW/t
    5.9 kg/hp
  • Largest trunk
    525 L
  • Best overall score
    74/100
  • Best performance score
    73/100
  • Best economy score
    87/100
  • Best practicality score
    76/100

Specification comparison

Specification comparison
ModelBMWX4 (G02 LCI)Facelift 2021M40dBMWiX (I20)76.6 kWh
Power
340hp254kW
326hp243kW
Torque
700Nm516lb-ft
630Nm465lb-ft
Curb weight
2,020kg4,453lb
2,365kg5,214lb
Gross weight
2,560kg5,644lb
3,010kg6,636lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
Calculated
To 99% top speed
80.4s99% target: 257 km/h / 160 mph
Calculated
67.9s99% target: 208 km/h / 129 mph
Calculated
0-100 km/h
4.9s
6.1s
0-200 km/h
19.4s
Calculated
40.9s
Calculated
0-60 mph
4.6s
Calculated
5.8s
Calculated
Fuel consumption
7.3L/100 km32.2mpg US38.7mpg UK
-
Quarter mile
13.1s
Calculated
14.4s
Calculated
Power-to-weight
168hp/t126kW/t76hp/1000 lb
Calculated
138hp/t103kW/t63hp/1000 lb
Calculated
Torque-to-weight
347Nm/t232lb-ft/ton
Calculated
266Nm/t178lb-ft/ton
Calculated
Estimated range
932km579mi
Calculated
-
Displacement
2,993cc183cu in
-
Length
4,752mm187in
4,953mm195in
Width
1,938mm76in
1,967mm77in
Height
1,621mm64in
1,695mm67in
Wheelbase
2,864mm113in
3,000mm118in
Front track
1,615mm64in
1,679mm66in
Rear track
1,624mm64in
1,709mm67in
Ground clearance
204mm8in
202mm8in
Trunk volume
525L
500L
Max trunk volume
1,430L
1,750L
Doors
5
5
Seats
5
5
Fuel tank
68L
-

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWX4 (G02 LCI)Facelift 2021M40dBMWiX (I20)76.6 kWh
Acceleration checkpoints
0-60 mph
0-97 km/h
4.6 s
5.8 s
0-100 km/h
0-62 mph
4.9 s
6.1 s
0-200 km/h
0-124 mph
19.4 s
40.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
Limited
Drag race simulation
60 ft
18 m
2.0 s
2.2 s
330 ft
101 m
5.6 s
6.0 s
1/8 mile
201 m
8.5 s
9.2 s
1000 ft
305 m
11.0 s
12.0 s
1/4 mile
402 m
13.1 s
14.4 s
Trap speed
1/4 mile
402 m
171 km/h
106 mph
153 km/h
95 mph

Power comparison

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

Chart data table
VehicleValue
BMWX4 (G02 LCI)Facelift 2021M40d
340 hp
254 kW
BMWiX (I20)76.6 kWh
326 hp
243 kW

BMW X4 (G02 LCI) Facelift 2021 M40d has 14 hp more than BMW iX (I20) 76.6 kWh.

The biggest power difference is between BMW iX (I20) 76.6 kWh and BMW X4 (G02 LCI) Facelift 2021 M40d: 14 hp (10 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWX4 (G02 LCI)Facelift 2021M40d
700 Nm
516 lb-ft
BMWiX (I20)76.6 kWh
630 Nm
465 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWX4 (G02 LCI)Facelift 2021M40d
2,020 kg
4,453 lb
BMWiX (I20)76.6 kWh
2,365 kg
5,214 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 LCI)Facelift 2021M40d
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWiX (I20)76.6 kWh
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMWX4 (G02 LCI)Facelift 2021M40d4.9 s
BMWiX (I20)76.6 kWh6.1 s

The biggest 0-100 km/h difference is between BMW X4 (G02 LCI) Facelift 2021 M40d and BMW iX (I20) 76.6 kWh: 1.2 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
BMWX4 (G02 LCI)Facelift 2021M40d
168 hp/t
126 kW/t
5.9 kg/hp
BMWiX (I20)76.6 kWh
138 hp/t
103 kW/t
7.3 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWX4 (G02 LCI)Facelift 2021M40d
340 hp
254 kW
4.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMWiX (I20)76.6 kWh
326 hp
243 kW
6.1 s
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 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 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
BMWiX (I20)76.6 kWh
Power
326 hp
243 kW
0-100 km/h6.1 s
Top speed
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
Doors/seats
5 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,953 mm
195.0 in
Height
1,695 mm
66.7 in

Detailed score breakdown

Detailed score breakdown
VehicleBMWX4 (G02 LCI)Facelift 2021M40dBMWiX (I20)76.6 kWh
Power
340 hp
254 kW
326 hp
243 kW
Torque
700 Nm
516 lb-ft
630 Nm
465 lb-ft
Acceleration
4.9 s
6.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
Lightness
2,020 kg
4,453 lb
2,365 kg
5,214 lb
Fuel consumption
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
500 L
17.7 cu ft
Length
4,953 mm
195.0 in
Height
1,695 mm
66.7 in
Range score
932 km
579 mi
-
Trunk score
525 L
18.5 cu ft
500 L
17.7 cu ft
Power-to-weight score
168 hp/t
126 kW/t
5.9 kg/hp
138 hp/t
103 kW/t
7.3 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 X4 (G02 LCI) Facelift 2021 M40d
Consumption7.3 L/100 km32.2 mpg US38.7 mpg UK
Cost / 100 km12.78 LC100 km
Cost / 100 mi20.56 LC100 mi
Annual fuel used1,095 L289 US gal241 UK gal
Annual fuel cost1,916 LC/year

Head-to-head comparisons

BMW X4 (G02 LCI) Facelift 2021 M40d

  • Has 14 hp more
  • Has 70 Nm more
  • Is 345 kg lighter
  • Is 1.2 s quicker from 0-100 km/h
  • Has 50 km/h (31 mph) higher top speed
  • Has 30 hp/t better power-to-weight
  • Has 25 L more trunk volume

Pros

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

BMW iX (I20) 76.6 kWh

No measurable advantages in the available data.

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW X4 (G02 LCI) M40d
BMW iX (I20) 76.6 kWh
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