score
Largest Gadget Discovery Site in India

Micromax iOne vs Karbonn X21

Compare Micromax iOne

Rs. 4,299
(Out of Stock)

 

View Details >

Compare Karbonn X21

Rs. 5,989
(Out of Stock)

 

View Details >

Summary
Performance

Unisoc SC9863

2 GB RAM

Unisoc SC9863

2 GB RAM

Display

5.45" (13.84 cm)

540x1132 px

5.45" (13.84 cm)

720x1440 px (HD+)

Rear Camera

5 MP

Single Camera

8 MP

Single Camera

Front Camera

5 MP

Single Camera

5 MP

Single Camera

Battery

2200 mAh

3000 mAh

Storage

16 GB

128 GB (Expandable)

32 GB

256 GB (Expandable)

User Rating

★★★★★
★★★★★

3.9/5 based on 5,773 ratings

★★★★★
★★★★★

3.9/5 based on 2,884 ratings

Compare Prices
Not Available in any store
Notify me when it's available
Not Available in any store
Notify me when it's available
General
Launch Date

June 7, 2019 (Official)

June 15, 2021 (Official)

Operating System

Android v9.0 (Pie)

Android v10

Custom UI

Android Go

Performance
Chipset

Unisoc SC9863

Unisoc SC9863

CPU

Octa core, 1.6 GHz, Cortex A55

Octa core, 1.6 GHz, Cortex A55

Architecture

64 bit

Graphics

PowerVR GE8322

RAM

2 GB

2 GB

Display
Display Type

IPS LCD

IPS LCD

Screen Size

5.45 " (13.84 cm)

5.45 " (13.84 cm)

Resolution

540x1132 px

720x1440 px (HD+)

Aspect Ratio

19:9

18:9

Pixel Density

230 ppi

295 ppi

Screen to Body Ratio (calculated)

76.84 %

72.38 %

Bezel-less display

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Design
Size Compare
Size Compare
Dimensions

Height: 141 mm
Width: 69 mm
Thickness: 9 mm

Height: 147.5 mm
Width: 71.8 mm
Thickness: 9.3 mm

Weight

120 grams

160 grams

Colours

Black

Midnight Blue, Aqua Green

Camera
Main Camera
Camera Setup

Single

Single

Resolution

5 MP f/2.2, Primary Camera

8 MP, Primary Camera

OIS

No

Flash

, LED Flash

, LED Flash

Image Resolution

2592 x 1944 Pixels

3264 x 2448 Pixels

Shooting Modes

Burst mode

Camera Features

Digital Zoom

Digital Zoom

Front Camera
Camera Setup

Single

Single

Resolution

5 MP f/2.2, Primary Camera

5 MP, Primary Camera

Flash

, LED Flash

, LED Flash

Battery
Capacity

2200 mAh

3000 mAh

Type

Li-ion

Li-ion

Removable

No

USB Type-C

No

No

Storage
Internal Memory

16 GB

32 GB

Expandable Memory

, Up to 128 GB

, Up to 256 GB

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Nano
SIM2: Nano (Hybrid)

SIM1: Nano
SIM2: Nano

Network Support

5G Not Supported in India, 4G Supported in India, 3G, 2G

5G Not Supported in India, 4G Supported in India, 3G, 2G

VoLTE

SIM 1

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3)
3G Bands:
UMTS 2100 / 900 MHz
2G Bands:
GSM 1800 / 900 MHz
GPRS:
Available
EDGE:
Available

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available

SIM 2

2G Bands:
GSM 1800 / 900 MHz
GPRS:
Available

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available

SAR Value

Head: 0.807 W/kg, Body: 1.152 W/kg

Wi-Fi

, Wi-Fi 4 (802.11 b/g/n)

, Wi-Fi 4 (802.11 a/b/g/n)

Wi-Fi Features

Mobile Hotspot

Mobile Hotspot

Bluetooth

, v4.2

, v4.2

GPS

with A-GPS

with A-GPS

NFC

No

USB Connectivity

Mass storage device, USB charging, microUSB 2.0

Mass storage device, USB charging, microUSB 2.0

Multimedia
Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Sensors
Fingerprint Sensor

No

No

Other Sensors

Accelerometer

Light sensor, Proximity sensor, Accelerometer