Comparison between:
- 2021 BMW i3s 42 kWh
- 2026 KIA EV4 81.4 kWh
- 2026 KIA EV4 58.3 kWh

Brand, model, trim, price

Information about the brand, series, model name and year, trim and price of the electric vehicle.

2021 BMW i3s 42 kWh2026 KIA EV4 81.4 kWh2026 KIA EV4 58.3 kWh
2021 BMW i3s 42 kWh2026 KIA EV4 81.4 kWh2026 KIA EV4 58.3 kWh
Trim42 kWh81.4 kWh58.3 kWh
Model year2021 (MY21)2026 (MY26)2026 (MY26)
MarketNorth America, EuropeEuropeEurope

Body style, dimensions, volumes, weights.

Information about the EV body style, dimensions, clearance, volumes, curb weight, GVWR.

Body styleHatchbackHatchbackHatchback
MaterialsCarbon fiber reinforced polymer
Aluminium		Steel
Aluminum		Steel
Aluminum
Exterior colorsJucaro Beige Metallic
Capparis White
Fluid Black
Imperial Blue Metallic
Melbourne Red Metallic
Mineral Grey Metallic		Snow White Pearl
Ivory Silver Matte
Ivory Silver Metallic
Shale Grey
Aurora Black Pearl
Morning Haze
Magma Red
Yacht Blue Matte
Yacht Blue Metallic		Snow White Pearl
Ivory Silver Matte
Ivory Silver Metallic
Shale Grey
Aurora Black Pearl
Morning Haze
Magma Red
Yacht Blue Matte
Yacht Blue Metallic
Interior colorsBlack
Dark Grey
Light Grey
Brown		Onyx Black & Human Gray
Misty Gray & Nougat Brown
Espresso Brown & Onyx Black
Onyx Black & Off-white		Onyx Black & Human Gray
Misty Gray & Nougat Brown
Espresso Brown & Onyx Black
Onyx Black & Off-white
Number of doors555
Number of seats455
Length157.7 in
4006 mm		174.4 in
4430 mm		174.4 in
4430 mm
Width70.5 in
1791 mm		73.2 in
1860 mm		73.2 in
1860 mm
Height62.6 in
1590 mm		58.5 in
1485 mm		58.5 in
1485 mm
Wheelbase101.2 in
2570 mm		111.0 in
2820 mm		111.0 in
2820 mm
Front track62.7 in
1592 mm		63.5 in
1614 mm		63.5 in
1614 mm
Rear track62.1 in
1578 mm		64.0 in
1625 mm		64.0 in
1625 mm
Front overhang28.1 in
714 mm		32.3 in
820 mm		32.3 in
820 mm
Rear overhang28.4 in
722 mm		31.1 in
790 mm		31.1 in
790 mm
Clearance5.2 in
131 mm		5.5 in
140 mm		5.5 in
140 mm
Front headroom39.6 in
1006 mm		38.7 in
984 mm		38.7 in
984 mm
Rear headroom37.2 in
945 mm		37.9 in
963 mm		37.9 in
963 mm
Front shoulder room53.6 in
1361 mm		56.9 in
1445 mm		56.9 in
1445 mm
Rear shoulder room49.2 in
1250 mm		55.6 in
1412 mm		55.6 in
1412 mm
Front legroom40.5 in
1028 mm		45.4 in
1154 mm		45.4 in
1154 mm
Rear legroom31.9 in
810 mm		38.2 in
970 mm		38.2 in
970 mm
Trunk volume260.0 l
9.18 ft3
0.26 m3		435.0 l
15.36 ft3
0.43 m3		435.0 l
15.36 ft3
0.43 m3
Maximum trunk volume1100.0 l
38.85 ft3
1.10 m3		1415.0 l
49.97 ft3
1.42 m3		1415.0 l
49.97 ft3
1.42 m3
Curb weight3009.31 lb
1365 kg		4179.96 lb
1896 kg		3992.57 lb
1811 kg
Weight distribution front47 %--
Weight distribution rear53 %--
Roof load-176.37 lb
80 kg		176.37 lb
80 kg
Payload970.03 lb
440 kg		1011.92 lb
459 kg		1011.92 lb
459 kg
GVWR3979.34 lb
1805 kg		5191.89 lb
2355 kg		5004.49 lb
2270 kg
Towing capacity braked-2204.62 lb
1000 kg		1102.31 lb
500 kg
Towing capacity unbraked-1653.47 lb
750 kg		1102.31 lb
500 kg
Drag coefficient0.3 Cd0.27 Cd0.27 Cd

Electric motor

Information about the model's electric motor and its performance

ManufacturerBMW--
Electric motor typePermanent Magnet Synchronous Motor (PMSM)Permanent Magnet Synchronous Motor (PMSM)Permanent Magnet Synchronous Motor (PMSM)
Location of the motorRearFrontFront
Voltage-400 V400 V
Power135 kW
181.0 hp
183.5 ps		150 kW
201.2 hp
203.9 ps		150 kW
201.2 hp
203.9 ps
Maximum power RPM4800 rpm5200 - 9600 rpm5200 - 9600 rpm
Torque270 Nm
27.5 kgm
199.1 ft-lb		283 Nm
28.9 kgm
208.7 ft-lb		283 Nm
28.9 kgm
208.7 ft-lb
Maximum torque RPM-5000 rpm5000 rpm
Regenerative brakingYesYesYes
Driving modesEco
Eco+
Comfort
Sport		Eco
Normal
Sport
Snow
My Drive		Eco
Normal
Sport
Snow
My Drive

Total system power and torque

Information about the total system power and torque of the vehicle.

Total system power135 kW
181.0 hp
183.5 ps		150 kW
201.2 hp
203.9 ps		150 kW
201.2 hp
203.9 ps
Total system torque270 Nm
27.5 kgm
199.1 ft-lb		283 Nm
28.9 kgm
208.7 ft-lb		283 Nm
28.9 kgm
208.7 ft-lb

Performance

Information about the top speed and acceleration of the model.

Top speed99.4 mph
160.0 km/h		105.6 mph
170.0 km/h		105.6 mph
170.0 km/h
Acceleration from 0 to 100 km/h6.90 s7.70 s7.40 s

Driving range

Information about the official driving range of the model according to EPA, NEDC, WPTL.

Driving rangeNEDC, CMB: 214.4 mi / 345.0 km
EPA, CMB: 152.9 mi / 246.0 km
WLTP, CMB: 177.1 mi / 285.0 km		WLTP, CMB: 362.9 mi / 584.0 km
WLTP, CMB: 369.1 mi / 594.0 km
WLTP, CMB: 388.4 mi / 625.0 km		WLTP, CMB: 264.1 mi / 425.0 km
WLTP, CMB: 273.4 mi / 440.0 km

Energy efficiency

Information about the energy efficiency of the model in various measurement units according to EPA, NEDC, WPTL.

Energy efficiencyEPA, CTY: 124 MPGe
EPA, CMB: 30 kWh/100 mi
EPA, CMB: 102 MPGe
EPA, CMB: 113 MPGe
WLTP, CMB: 14.6 kWh/100 km		WLTP, CTY: 10.7 kWh/100 km
WLTP, CTY: 11.6 kWh/100 km
WLTP, CMB: 14.6 kWh/100 km
WLTP, CMB: 16.2 kWh/100 km
WLTP, HWY: 19.5 kWh/100 km
WLTP, HWY: 21.2 kWh/100 km		WLTP, CTY: 10.7 kWh/100 km
WLTP, CTY: 11.6 kWh/100 km
WLTP, CMB: 14.7 kWh/100 km
WLTP, CMB: 16.2 kWh/100 km
WLTP, HWY: 19.5 kWh/100 km
WLTP, HWY: 21.2 kWh/100 km

Energy class

Information about the energy class of the electric car.

Energy classA+AA

Steering

Information about the type of the steering mechanism of the model and related features.

Type of steering mechanismRack and pinionRack and pinionRack and pinion
Type of power steeringElectronicElectronicElectronic
Turning circle10.31 m
33.83 ft		10.86 m
35.63 ft		10.86 m
35.63 ft
Lock-to-lock turns-2.662.66

Transmission

Information about the transmission of the model.

Type of transmissionAutomatic single-speed reduction gearAutomatic single-speed reduction gearAutomatic single-speed reduction gear
DrivetrainRear-wheel drive (RWD)Front-wheel drive (FWD)Front-wheel drive (FWD)
Axle ratio9.66511.5511.55

Suspension

Information about the system of components that connects the wheels and axles to the chassis.

Front suspensionIndependent
MacPherson strut
Coil springs (helical springs)
Anti-roll bar (stabilizer link / stabilizer bar)
Shock absorbers		Independent
MacPherson strut		Independent
MacPherson strut
Rear suspensionIndependent
Multi-link
Coil springs (helical springs)		Independent
4-link		Independent
4-link

Brakes

Information about the brake system used on this model.

Front brakesVentilated discsVentilated discsVentilated discs
Front disc brake diameter-12.8 in
325 mm		12.0 in
305 mm
Front disc brake thickness-0.4 in
10 mm		0.4 in
10 mm
Rear brakesVentilated discsDiscsDiscs
Rear disc brake diameter-11.8 in
300 mm		11.8 in
300 mm
Rear disc brake thickness-0.4 in
10 mm		0.4 in
10 mm

Rims

Information about the rims available for this electric car.

Rims5.5Jx20
6Jx20		7Jx17 ET50
7.5Jx19 ET53
7.5Jx19 ET52		7Jx17 ET50
7.5Jx19 ET53
7.5Jx19 ET52

Tyres

Information about the tyres available for this electric vehicle.

Tyres175/55R20 89T
195/50R20 93T		215/60R17 96H
215/50R19 97H
215/50R19 97V		215/60R17 96H
215/50R19 97H
215/50R19 97V

Battery

Specifications and features of the rechargeable battery that powers this vehicle.

Usable (net) battery capacity37.9 kWh--
Total (gross) battery capacity42.2 kWh--
Battery capacity-81.4 kWh58.3 kWh
Battery capacity in Ah120 Ah237.3 Ah158.2 Ah
ManufacturerSamsung SDI--
TypeNCM622Lithium-IonLithium-Ion
Cathode materialsLithium Nickel Cobalt Manganese Oxide (LiNiCoMnO2)--
Number of cells96--
Battery cell formatPouch--
Cell nominal voltage3.6 V - 3.7 V--
Cell max charge voltage4.2 V--
Cell min discharge voltage2.5 V - 3 V--
Number of modules8--
Battery voltage353 V343 V369 V
Weight-1047.2 lb
475 kg		826.73 lb
375 kg
LocationUnder the floor, middleUnder the floor, middleUnder the floor, middle
Thermal ManagementOptional battery heater
AC refrigerant-based cooling system		--
Additional informationEstimated volumetric energy density - 449 Wh/L12V battery capacity - 60 Ah12V battery capacity - 60 Ah

Onboard charger/Charging port

Information about the onboard charger(s)/charging port(s) available on this electric vehicle.

Onboard charger/Charging portType 1 CCS1
Type 2 CCS2		Type 2 CCS2Type 2 CCS2

Charging type

Information about the different types of charging of this specific electric car.

Charging typeAC 2.8 kW
AC 3.7 kW
AC 7.4 kW
AC 11 kW
DC 50 kW		AC 6.9 kW
AC 10.5 kW
DC 128 kW		AC 6.9 kW
AC 10.5 kW
DC 101 kW

Charging time

Information about the estimated charging time for this EV depending on the various type of charging it supports.

Charging timeDC 50 kW, 0:32
AC 11 kW, 3:00
AC 7.4 kW, 4:28
AC 3.7 kW, 8:56
AC 2.8 kW, 11:47		DC 350 kW, 0:31
DC 50 kW, 1:19
AC 10.5 kW, 7:15
AC 6.9 kW, 32:10		DC 350 kW, 0:29
DC 50 kW, 0:55
AC 10.5 kW, 5:20
AC 6.9 kW, 23:10

Additional features

A list of standard and optional exterior and interior features of the model.

Additional featuresRear cupholders (S)
Adaptive Cruise/Speed Control (O)
Brake Assist System (S)
Camera-based cruise control with Stop&Go function (O)
City brake function (O)
Collision Warning System (O)
Cornering Brake Control (S)
Electronic Brake Distribution (S)
Electronic hand brake (S)
Engine Start Button (S)
Front and side airbags (S)
Front radar (O)
Full-length side curtain airbags (S)
Hill holder (S)
Immobilizer (S)
Low Tire Pressure Indicator (S)
Parking distance sensors (O)
Parking Distance Sensors, Rear Radar (S)
Passenger Assist Handles (S)
Pedestrian and collision warning (O)
Proactive driving assistant (O)
Rear camera and radar (O)
Service Interval Indicator (S)
Speed limit info (O)
Standard Cruise/Speed Control (S)
Theft Deterrent System (S)
Traffic jam assistant (O)
10.3-inch multi-funciton touchscreen (O)
12V power outlet (S)
200GB internal HD (O)
6.5-inch touchscreen (S)
AM/FM Radio, Digital Radio (S)
Bluetooth (S)
BMW Apps (O)
BMW iDrive (O)
BMW Online with MyInfo (O)
Coming Home Device (S)
Garage Door Opener (S)
Internal HD (S)
Keyless entry (S)
MP3 Player (O)
Navigation (S)
Remote Audio Controls (S)
Satellite radio (S)
4 x sepakers, standard audio system (S)
Smart Card/Key (S)
12 x speakers, 360 watt, Harmon/Kardon Premium Sound (O)
Text To Speech / Speech To Text (O)
Climate control (S)
Remote control (S)
Ventilation System (S)
Head Restraints (S)
Heated front seats (S)
Isofix Preparation (S)
Leather-trimmed, tilt telescoping (S)
Door Entry Light (S)
Heated washer (S)
Moonroof (O)
Power Locks (S)
Power Locks, With Passive Access (Card Key) (S)
Tinted glass windows (S)
Zone-tinted windshield with wipers (S)
Automatic rear-view mirror (S)
Foldable side mirrors (S)
Illuminated driver and passenger vanity mirror (S)
Memory adjustment (S)
Toned heated driver and passenger power side mirrors with turn signals (S)
Headlight Control, Dusk Sensor (S)
LED daytime running lights (S)
LED headlights (S)
LED taillights (S)
Alloy Look On Instrument Panel And Shift Knob (S)
Cargo Area Cover (S)
Cloth (S)
Cloth/Synthetic Leather (S)
Dark Oak wood trim (O)
Eucalyptus wood trim (O)
Leather (S)
Leather and cloth (S)
Titanium Look On Instrument Panel (S)
Wood/Woodgrain On Instrument Panel (S)		--

Additional information

Additional information about this electric vehicle.

Additional informationThe i3s arrives with sports suspension (tighter springs and dampers along with a stabiliser on the front axle) and sports steering with a correspondingly adapted steering torque characteristic.--
 2021 BMW i3s 42 kWh2026 KIA EV4 81.4 kWh2026 KIA EV4 58.3 kWh