Karbonn KU3i vs Karbonn X21: Price, Specs & Features Comparison

Show Only Differences

Karbonn KU3i

Karbonn X21

Show Only Differences

Price Comparison −

PRICE & STORE OFFERS

Price & Store Offers

General −

LAUNCH DATE

Launch Date

January 31, 2023 (Official)

June 15, 2021 (Official)

OPERATING SYSTEM(OS)

Operating System(OS)

-

Android v10

CUSTOM UI

Custom UI

-

Android Go

OIS

OIS

-

No

BLUETOOTH

Bluetooth

-

Yes, v4.2

NEAR FIELD COMMUNICATION

Near Field Communication

-

No

Back Camera −

FLASH

Flash

-

Yes, LED Flash

IMAGE RESOLUTION

Image Resolution

-

3264 x 2448 Pixels

SHOOTING MODES

Shooting Modes

-

Burst mode

CAMERA FEATURES

Camera Features

-

Digital Zoom

CAMERA

Camera

-

8 MP

Front Camera −

FRONT CAMERA

Front Camera

-

5 MP

Performance −

CHIPSET

Chipset

-

Unisoc SC9863

CPU

CPU

-

Octa core, 1.6 GHz, Cortex A55

ARCHITECTURE

Architecture

-

64 bit

GRAPHICS (GPU)

Graphics (GPU)

-

PowerVR GE8322

RAM

RAM

-

2 GB

Display −

DISPLAY TYPE

Display Type

TFT

IPS LCD

SCREEN SIZE

Screen Size

1.8 inches (4.57 cm)

5.45 inches (13.84 cm)

RESOLUTION

Resolution

128x160 px

720x1440 px (HD+)

PIXEL DENSITY

Pixel Density

114 ppi

295 ppi

ASPECT RATIO

Aspect Ratio

-

18:9

SCREEN TO BODY RATIO (CALCULATED)

Screen to Body Ratio (calculated)

-

72.38 %

BEZEL-LESS DISPLAY

Bezel-less Display

-

Yes

Design & Body −

HEIGHT

Height

-

147.5 mm

WIDTH

Width

-

71.8 mm

THICKNESS

Thickness

-

9.3 mm

WEIGHT

Weight

-

160 grams

Network −

SIM SLOT(S)

SIM Slot(s)

Dual SIM

Dual SIM

NETWORK SUPPORT

Network Support

5G Not Supported

5G Not Supported, 4G

BLUETOOTH

Bluetooth

Yes

-

SIM 2

SIM 2

-

4G bands Expand

WI-FI FEATURES

Wi-Fi Features

-

Mobile Hotspot

GPS

GPS

-

Yes with A-GPS

SIM TYPE

SIM Type

-

SIM1: Nano, SIM2: Nano

VOLTE

VoLTE

-

Yes

SIM 1

SIM 1

-

4G bands Expand

Battery −

CAPACITY

Capacity

1000 mAh

3000 mAh

BATTERY TYPE

Battery Type

Li-ion

Li-ion

REVERSE CHARGING

Reverse Charging

-

Yes

Storage −

EXPANDABLE STORAGE

Expandable Storage

Yes, Up to 16 GB

Yes, Up to 256 GB

INTERNAL STORAGE

Internal Storage

-

32 GB

Multimedia −

AUDIO JACK

Audio Jack

3.5 mm

3.5 mm

VIDEO PLAYER

Video Player

Yes, Video Formats: 3GP

-

RING TONE

Ring Tone

Vibration

-

MUSIC

Music

Yes, Music Formats: MP3

-

SPECIAL FEATURES

Special Features

Torch Light

-

Sensors −

GAMES

Games

Yes

-

DISPLAY

Display

1.8", 128 x 160 Resolution

5.45", 720 x 1440 Resolution

FINGERPRINT SENSOR

Fingerprint Sensor

-

No

OTHER SENSORS

Other Sensors

-

Light sensor, Proximity sensor, Accelerometer

PROCESSOR

Processor

-

Unisoc SC9863

RAM & STORAGE

RAM & Storage

-

2 GB RAM + 32 GB