Car comparison

BMW X3 (G01 LCI) · Facelift 2021 20ivsBMW X4 (G02 LCI) · Facelift 2021 20d

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

New comparison

BMW X3 (G01 LCI) · Facelift 2021

20i

184 hp1998 ccGasolineRWDAutomaticTurbocharged2021-2024
VS

BMW X4 (G02 LCI) · Facelift 2021

20d

190 hp1995 ccDieselAWDAutomaticTurbocharged2021-2025

Comparison overview

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

Best choices

BMW X4 (G02 LCI) Facelift 2021 20d

  • Quickest 0-100 km/h
    7.9 s
  • Most powerful
    190 hp
    142 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Lowest combined fuel consumption
    6.5 L/100 km
    36.2 mpg US
    43.5 mpg UK
  • Best estimated range
    1,046 km
    650 mi
  • Best overall score
    57/100
  • Best performance score
    48/100
  • Best economy score
    89/100

BMW X3 (G01 LCI) Facelift 2021 20i

  • Fastest top speed
    215 km/h
    134 mph
  • Lightest
    1,710 kg
    3,770 lb
  • Best power-to-weight
    108 hp/t
    80 kW/t
    9.3 kg/hp
  • Largest trunk
    550 L
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelBMWX3 (G01 LCI)Facelift 202120iBMWX4 (G02 LCI)Facelift 202120d
Power
184hp137kW
190hp142kW
Torque
300Nm221lb-ft
400Nm295lb-ft
Curb weight
1,710kg3,770lb
1,840kg4,057lb
Gross weight
2,400kg5,291lb
2,450kg5,401lb
Top speed
215 km/h
134 mph
213 km/h
132 mph
To 99% top speed
103.1s99% target: 213 km/h / 132 mph
Calculated
95.2s99% target: 211 km/h / 131 mph
Calculated
0-100 km/h
8.2s
7.9s
0-200 km/h
51.5s
Calculated
50.9s
Calculated
0-60 mph
7.7s
Calculated
7.4s
Calculated
Fuel consumption
7.3L/100 km32.2mpg US38.7mpg UK
6.5L/100 km36.2mpg US43.5mpg UK
Quarter mile
15.9s
Calculated
15.7s
Calculated
Power-to-weight
108hp/t80kW/t49hp/1000 lb
Calculated
103hp/t77kW/t47hp/1000 lb
Calculated
Torque-to-weight
175Nm/t117lb-ft/ton
Calculated
217Nm/t145lb-ft/ton
Calculated
Estimated range
836km519mi
Calculated
1,046km650mi
Calculated
Displacement
1,998cc122cu in
1,995cc122cu in
Length
4,708mm185in
4,751mm187in
Width
1,891mm74in
1,918mm76in
Height
1,676mm66in
1,621mm64in
Wheelbase
2,864mm113in
2,864mm113in
Front track
1,620mm64in
1,620mm64in
Rear track
1,636mm64in
1,666mm66in
Ground clearance
204mm8in
204mm8in
Trunk volume
550L
525L
Max trunk volume
1,600L
1,430L
Doors
5
5
Seats
5
5
Fuel tank
61L
68L
CO2 emissions
166g/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 X3 (G01 LCI) Facelift 2021 20iBMW X4 (G02 LCI) Facelift 2021 20dPowerTorque
  • BMW X3 (G01 LCI) Facelift 2021 20i: Power / Torque
  • BMW X4 (G02 LCI) Facelift 2021 20d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWX3 (G01 LCI)Facelift 202120i5,000-6,500 rpm1,350-4,000 rpm6,750 rpm
BMWX4 (G02 LCI)Facelift 202120d4,000 rpm1,750-2,500 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWX3 (G01 LCI)Facelift 202120iBMWX4 (G02 LCI)Facelift 202120d
Acceleration checkpoints
0-60 mph
0-97 km/h
7.7 s
7.4 s
0-100 km/h
0-62 mph
8.2 s
7.9 s
0-200 km/h
0-124 mph
51.5 s
50.9 s
Top speed
215 km/h
134 mph
213 km/h
132 mph
Drag race simulation
60 ft
18 m
2.5 s
2.4 s
330 ft
101 m
6.7 s
6.6 s
1/8 mile
201 m
10.3 s
10.1 s
1000 ft
305 m
13.4 s
13.2 s
1/4 mile
402 m
15.9 s
15.7 s
Trap speed
1/4 mile
402 m
140 km/h
87 mph
142 km/h
88 mph

Power comparison

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

Chart data table
VehicleValue
BMWX3 (G01 LCI)Facelift 202120i
184 hp
137 kW
BMWX4 (G02 LCI)Facelift 202120d
190 hp
142 kW

BMW X4 (G02 LCI) Facelift 2021 20d has 6 hp more than BMW X3 (G01 LCI) Facelift 2021 20i.

The biggest power difference is between BMW X3 (G01 LCI) Facelift 2021 20i and BMW X4 (G02 LCI) Facelift 2021 20d: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWX3 (G01 LCI)Facelift 202120i
300 Nm
221 lb-ft
BMWX4 (G02 LCI)Facelift 202120d
400 Nm
295 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWX3 (G01 LCI)Facelift 202120i
1,710 kg
3,770 lb
BMWX4 (G02 LCI)Facelift 202120d
1,840 kg
4,057 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWX3 (G01 LCI)Facelift 202120i
215 km/h
134 mph
BMWX4 (G02 LCI)Facelift 202120d
213 km/h
132 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMWX3 (G01 LCI)Facelift 202120i8.2 s
BMWX4 (G02 LCI)Facelift 202120d7.9 s

The biggest 0-100 km/h difference is between BMW X4 (G02 LCI) Facelift 2021 20d and BMW X3 (G01 LCI) Facelift 2021 20i: 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
BMWX3 (G01 LCI)Facelift 202120i
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
BMWX4 (G02 LCI)Facelift 202120d
6.5 L/100 km
36.2 mpg US
43.5 mpg UK

The biggest fuel consumption difference is between BMW X4 (G02 LCI) Facelift 2021 20d and BMW X3 (G01 LCI) Facelift 2021 20i: 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
BMWX3 (G01 LCI)Facelift 202120i
108 hp/t
80 kW/t
9.3 kg/hp
BMWX4 (G02 LCI)Facelift 202120d
103 hp/t
77 kW/t
9.7 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWX3 (G01 LCI)Facelift 202120i
836 km
519 mi
BMWX4 (G02 LCI)Facelift 202120d
1,046 km
650 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWX3 (G01 LCI)Facelift 202120i
184 hp
137 kW
8.2 s
215 km/h
134 mph
BMWX4 (G02 LCI)Facelift 202120d
190 hp
142 kW
7.9 s
213 km/h
132 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
BMWX3 (G01 LCI)Facelift 202120i
Power
184 hp
137 kW
0-100 km/h8.2 s
Top speed
215 km/h
134 mph
Doors/seats
5 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
4,708 mm
185.4 in
Height
1,676 mm
66.0 in
BMWX4 (G02 LCI)Facelift 202120d
Power
190 hp
142 kW
0-100 km/h7.9 s
Top speed
213 km/h
132 mph
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,751 mm
187.0 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
BMWX3 (G01 LCI)Facelift 202120i
Power
184 hp
137 kW
0-100 km/h8.2 s
Top speed
215 km/h
134 mph
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
BMWX4 (G02 LCI)Facelift 202120d
Power
190 hp
142 kW
0-100 km/h7.9 s
Top speed
213 km/h
132 mph
6.5 L/100 km
36.2 mpg US
43.5 mpg UK

BMW X4 (G02 LCI) Facelift 2021 20d 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
BMWX3 (G01 LCI)Facelift 202120i
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
8.2 s
BMWX4 (G02 LCI)Facelift 202120d
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
7.9 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
BMWX3 (G01 LCI)Facelift 202120i
108 hp/t
80 kW/t
9.3 kg/hp
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
BMWX4 (G02 LCI)Facelift 202120d
103 hp/t
77 kW/t
9.7 kg/hp
6.5 L/100 km
36.2 mpg US
43.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWX3 (G01 LCI)Facelift 202120iBMWX4 (G02 LCI)Facelift 202120d
Power
184 hp
137 kW
190 hp
142 kW
Torque
300 Nm
221 lb-ft
400 Nm
295 lb-ft
Acceleration
8.2 s
7.9 s
Top speed
215 km/h
134 mph
213 km/h
132 mph
Lightness
1,710 kg
3,770 lb
1,840 kg
4,057 lb
Fuel consumption
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
550 L
19.4 cu ft
Length
4,708 mm
185.4 in
Height
1,676 mm
66.0 in
Doors/seats
5 doors
5 seats
Trunk
525 L
18.5 cu ft
Length
4,751 mm
187.0 in
Height
1,621 mm
63.8 in
Range score
836 km
519 mi
1,046 km
650 mi
CO2 score
166 g/km
-
Trunk score
550 L
19.4 cu ft
525 L
18.5 cu ft
Power-to-weight score
108 hp/t
80 kW/t
9.3 kg/hp
103 hp/t
77 kW/t
9.7 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 X3 (G01 LCI) Facelift 2021 20iBMW X4 (G02 LCI) Facelift 2021 20d
Consumption7.3 L/100 km32.2 mpg US38.7 mpg UK6.5 L/100 km36.2 mpg US43.5 mpg UK
Cost / 100 km12.78 LC100 km11.38 LC100 km
Cost / 100 mi20.56 LC100 mi18.31 LC100 mi
Annual fuel used1,095 L289 US gal241 UK gal975 L258 US gal214 UK gal
Annual fuel cost1,916 LC/year1,706 LC/year

Head-to-head comparisons

BMW X3 (G01 LCI) Facelift 2021 20i

  • Is 130 kg lighter
  • Has 2 km/h (1 mph) higher top speed
  • Has 4 hp/t better power-to-weight
  • Has 25 L more trunk volume

Pros

  • Highest top speed
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

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

BMW X4 (G02 LCI) Facelift 2021 20d

  • Has 6 hp more
  • Has 100 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Uses 0.8 L/100 km less fuel
  • Has 211 km (131 mi) more estimated range

Pros

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

Cons

  • Heaviest
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW X3 (G01 LCI) 20i
BMW X4 (G02 LCI) 20d
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BMW X3 (G01 LCI) · Facelift 2021 20i vs BMW X4 (G02 LCI) · Facelift 2021 20d - car comparison - FastVsFaster