Car comparison

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

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 ccGasolineAWDAutomaticTurbocharged2021-2024
VS

BMW X4 (G02 LCI) · Facelift 2021

20i

184 hp1998 ccGasolineAWDAutomaticTurbocharged2021-2025

Comparison overview

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

Best choices

BMW X3 (G01 LCI) Facelift 2021 20i

  • Quickest 0-100 km/h
    8.4 s
  • Fastest top speed
    215 km/h
    134 mph
  • Most powerful
    184 hp
    137 kW
  • Highest torque
    300 Nm
    221 lb-ft
  • Lightest
    1,800 kg
    3,968 lb
  • Best power-to-weight
    102 hp/t
    76 kW/t
    9.8 kg/hp
  • Lowest combined fuel consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Best estimated range
    774 km
    481 mi
  • Largest trunk
    550 L
  • Best overall score
    55/100
  • Best performance score
    45/100
  • Best economy score
    84/100
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelBMWX3 (G01 LCI)Facelift 202120iBMWX4 (G02 LCI)Facelift 202120i
Power
184hp137kW
184hp137kW
Torque
300Nm221lb-ft
300Nm221lb-ft
Curb weight
1,800kg3,968lb
1,800kg3,968lb
Gross weight
2,410kg5,313lb
2,420kg5,335lb
Top speed
215 km/h
134 mph
215 km/h
134 mph
To 99% top speed
103.8s99% target: 213 km/h / 132 mph
Calculated
102.7s99% target: 213 km/h / 132 mph
Calculated
0-100 km/h
8.4s
8.4s
0-200 km/h
52.1s
Calculated
51.7s
Calculated
0-60 mph
7.9s
Calculated
7.9s
Calculated
Fuel consumption
8.4L/100 km28mpg US33.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
16.1s
Calculated
16.1s
Calculated
Power-to-weight
102hp/t76kW/t46hp/1000 lb
Calculated
102hp/t76kW/t46hp/1000 lb
Calculated
Torque-to-weight
167Nm/t112lb-ft/ton
Calculated
167Nm/t112lb-ft/ton
Calculated
Estimated range
774km481mi
Calculated
774km481mi
Calculated
Displacement
1,998cc122cu in
1,998cc122cu 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
65L
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 X3 (G01 LCI) Facelift 2021 20iBMW X4 (G02 LCI) Facelift 2021 20iPowerTorque
  • BMW X3 (G01 LCI) Facelift 2021 20i: Power / Torque
  • BMW X4 (G02 LCI) Facelift 2021 20i: 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 202120i5,000-6,500 rpm1,350-4,000 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWX3 (G01 LCI)Facelift 202120iBMWX4 (G02 LCI)Facelift 202120i
Acceleration checkpoints
0-60 mph
0-97 km/h
7.9 s
7.9 s
0-100 km/h
0-62 mph
8.4 s
8.4 s
0-200 km/h
0-124 mph
52.1 s
51.7 s
Top speed
215 km/h
134 mph
215 km/h
134 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.8 s
6.8 s
1/8 mile
201 m
10.4 s
10.4 s
1000 ft
305 m
13.5 s
13.5 s
1/4 mile
402 m
16.1 s
16.1 s
Trap speed
1/4 mile
402 m
140 km/h
87 mph
140 km/h
87 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 202120i
184 hp
137 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 202120i
300 Nm
221 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
1,800 kg
3,968 lb
BMWX4 (G02 LCI)Facelift 202120i
1,800 kg
3,968 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 202120i
215 km/h
134 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 202120i8.4 s
BMWX4 (G02 LCI)Facelift 202120i8.4 s

Fuel consumption comparison

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

Chart data table
VehicleValue
BMWX3 (G01 LCI)Facelift 202120i
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
BMWX4 (G02 LCI)Facelift 202120i
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

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
102 hp/t
76 kW/t
9.8 kg/hp
BMWX4 (G02 LCI)Facelift 202120i
102 hp/t
76 kW/t
9.8 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
774 km
481 mi
BMWX4 (G02 LCI)Facelift 202120i
774 km
481 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
8.4 s
215 km/h
134 mph
BMWX4 (G02 LCI)Facelift 202120i
184 hp
137 kW
8.4 s
215 km/h
134 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/h8.4 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 202120i
Power
184 hp
137 kW
0-100 km/h8.4 s
Top speed
215 km/h
134 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/h8.4 s
Top speed
215 km/h
134 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
BMWX4 (G02 LCI)Facelift 202120i
Power
184 hp
137 kW
0-100 km/h8.4 s
Top speed
215 km/h
134 mph
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

BMW X3 (G01 LCI) Facelift 2021 20i 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
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
8.4 s
BMWX4 (G02 LCI)Facelift 202120i
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
8.4 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
102 hp/t
76 kW/t
9.8 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
BMWX4 (G02 LCI)Facelift 202120i
102 hp/t
76 kW/t
9.8 kg/hp
8.4 L/100 km
28.0 mpg US
33.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWX3 (G01 LCI)Facelift 202120iBMWX4 (G02 LCI)Facelift 202120i
Power
184 hp
137 kW
184 hp
137 kW
Torque
300 Nm
221 lb-ft
300 Nm
221 lb-ft
Acceleration
8.4 s
8.4 s
Top speed
215 km/h
134 mph
215 km/h
134 mph
Lightness
1,800 kg
3,968 lb
1,800 kg
3,968 lb
Fuel consumption
8.4 L/100 km
28.0 mpg US
33.6 mpg UK
8.4 L/100 km
28.0 mpg US
33.6 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
774 km
481 mi
774 km
481 mi
Trunk score
550 L
19.4 cu ft
525 L
18.5 cu ft
Power-to-weight score
102 hp/t
76 kW/t
9.8 kg/hp
102 hp/t
76 kW/t
9.8 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 20i
Consumption8.4 L/100 km28 mpg US33.6 mpg UK8.4 L/100 km28 mpg US33.6 mpg UK
Cost / 100 km14.70 LC100 km14.70 LC100 km
Cost / 100 mi23.66 LC100 mi23.66 LC100 mi
Annual fuel used1,260 L333 US gal277 UK gal1,260 L333 US gal277 UK gal
Annual fuel cost2,205 LC/year2,205 LC/year

Head-to-head comparisons

BMW X3 (G01 LCI) Facelift 2021 20i

  • Has 25 L more trunk volume

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
  • Best estimated range
  • Largest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW X3 (G01 LCI) 20i
BMW X4 (G02 LCI) 20i
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2 vehicles selected

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BMW X3 (G01 LCI) · Facelift 2021 20i vs BMW X4 (G02 LCI) · Facelift 2021 20i - car comparison - FastVsFaster