Car comparison

BMW iX (I20) 76.6 kWhvsBMW i4 (G26) 83.9 kWh

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

New comparison

BMW iX (I20)

76.6 kWh

326 hpElectricAWDAutomatic2021-2025
VS

BMW i4 (G26)

83.9 kWh

340 hpElectricRWDAutomaticCoupe2021-2024

Comparison overview

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

Best choices

BMW iX (I20) 76.6 kWh

  • Fastest top speed
    210 km/h
    130 mph Unrestricted
    200 km/h
    124 mph Restricted
  • Highest torque
    630 Nm
    465 lb-ft
  • Largest trunk
    500 L
  • Best overall score
    66/100
  • Best performance score
    62/100
  • Best economy score
    0/100
  • Best practicality score
    76/100

BMW i4 (G26) 83.9 kWh

  • Quickest 0-100 km/h
    5.7 s
  • Most powerful
    340 hp
    254 kW
  • Lightest
    2,050 kg
    4,519 lb
  • Best power-to-weight
    166 hp/t
    124 kW/t
    6.0 kg/hp

Specification comparison

Specification comparison
ModelBMWiX (I20)76.6 kWhBMWi4 (G26)83.9 kWh
Power
326hp243kW
340hp254kW
Torque
630Nm465lb-ft
430Nm317lb-ft
Curb weight
2,365kg5,214lb
2,050kg4,519lb
Gross weight
3,010kg6,636lb
2,605kg5,743lb
Top speed
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
Calculated
Unrestricted
205 km/h127 mph
Restricted
190 km/h118 mph
Calculated
To 99% top speed
67.9s99% target: 208 km/h / 129 mph
Calculated
53.7s99% target: 203 km/h / 126 mph
Calculated
0-100 km/h
6.1s
5.7s
0-200 km/h
40.9s
Calculated
41.8s
Calculated
0-60 mph
5.8s
Calculated
5.4s
Calculated
Quarter mile
14.4s
Calculated
14.1s
Calculated
Power-to-weight
138hp/t103kW/t63hp/1000 lb
Calculated
166hp/t124kW/t75hp/1000 lb
Calculated
Torque-to-weight
266Nm/t178lb-ft/ton
Calculated
210Nm/t140lb-ft/ton
Calculated
Length
4,953mm195in
4,783mm188in
Width
1,967mm77in
1,852mm73in
Height
1,695mm67in
1,448mm57in
Wheelbase
3,000mm118in
2,856mm112in
Front track
1,679mm66in
1,601mm63in
Rear track
1,709mm67in
1,630mm64in
Ground clearance
202mm8in
125mm5in
Trunk volume
500L
470L
Max trunk volume
1,750L
1,290L
Doors
5
5
Seats
5
5

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
MetricBMWiX (I20)76.6 kWhBMWi4 (G26)83.9 kWh
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
5.4 s
0-100 km/h
0-62 mph
6.1 s
5.7 s
0-200 km/h
0-124 mph
40.9 s
41.8 s
Top speed
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
Limited
Unrestricted
205 km/h127 mph
Restricted
190 km/h118 mph
Limited
Drag race simulation
60 ft
18 m
2.2 s
2.2 s
330 ft
101 m
6.0 s
5.9 s
1/8 mile
201 m
9.2 s
9.0 s
1000 ft
305 m
12.0 s
11.7 s
1/4 mile
402 m
14.4 s
14.1 s
Trap speed
1/4 mile
402 m
153 km/h
95 mph
157 km/h
98 mph

Power comparison

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

Chart data table
VehicleValue
BMWiX (I20)76.6 kWh
326 hp
243 kW
BMWi4 (G26)83.9 kWh
340 hp
254 kW

BMW i4 (G26) 83.9 kWh 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 i4 (G26) 83.9 kWh: 14 hp (10 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWiX (I20)76.6 kWh
630 Nm
465 lb-ft
BMWi4 (G26)83.9 kWh
430 Nm
317 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWiX (I20)76.6 kWh
2,365 kg
5,214 lb
BMWi4 (G26)83.9 kWh
2,050 kg
4,519 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWiX (I20)76.6 kWh
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
BMWi4 (G26)83.9 kWh
Unrestricted
205 km/h127 mph
Restricted
190 km/h118 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMWiX (I20)76.6 kWh6.1 s
BMWi4 (G26)83.9 kWh5.7 s

The biggest 0-100 km/h difference is between BMW i4 (G26) 83.9 kWh and BMW iX (I20) 76.6 kWh: 0.4 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
BMWiX (I20)76.6 kWh
138 hp/t
103 kW/t
7.3 kg/hp
BMWi4 (G26)83.9 kWh
166 hp/t
124 kW/t
6.0 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWiX (I20)76.6 kWh
326 hp
243 kW
6.1 s
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
BMWi4 (G26)83.9 kWh
340 hp
254 kW
5.7 s
Unrestricted
205 km/h127 mph
Restricted
190 km/h118 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
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
BMWi4 (G26)83.9 kWh
Power
340 hp
254 kW
0-100 km/h5.7 s
Top speed
Unrestricted
205 km/h127 mph
Restricted
190 km/h118 mph
Doors/seats
5 doors
5 seats
Trunk
470 L
16.6 cu ft
Length
4,783 mm
188.3 in
Height
1,448 mm
57.0 in

Detailed score breakdown

Detailed score breakdown
VehicleBMWiX (I20)76.6 kWhBMWi4 (G26)83.9 kWh
Power
326 hp
243 kW
340 hp
254 kW
Torque
630 Nm
465 lb-ft
430 Nm
317 lb-ft
Acceleration
6.1 s
5.7 s
Top speed
Unrestricted
210 km/h130 mph
Restricted
200 km/h124 mph
Unrestricted
205 km/h127 mph
Restricted
190 km/h118 mph
Lightness
2,365 kg
5,214 lb
2,050 kg
4,519 lb
Practicality
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
Doors/seats
5 doors
5 seats
Trunk
470 L
16.6 cu ft
Length
4,783 mm
188.3 in
Height
1,448 mm
57.0 in
Trunk score
500 L
17.7 cu ft
470 L
16.6 cu ft
Power-to-weight score
138 hp/t
103 kW/t
7.3 kg/hp
166 hp/t
124 kW/t
6.0 kg/hp
Overall
Fixed score
Fixed score

Head-to-head comparisons

BMW iX (I20) 76.6 kWh

  • Has 200 Nm more
  • Has 5 km/h (3 mph) higher top speed
  • Has 30 L more trunk volume

Pros

  • Highest top speed
  • Highest torque
  • Largest trunk

Cons

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

BMW i4 (G26) 83.9 kWh

  • Has 14 hp more
  • Is 315 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 28 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW iX (I20) 76.6 kWh
BMW i4 (G26) 83.9 kWh
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BMW iX (I20) 76.6 kWh vs BMW i4 (G26) 83.9 kWh - car comparison - FastVsFaster