Karbonn X21
Display5.45 inches HD+ FullView Display
ChipsetUnisoc SC9863
Main Camera8 MP
Battery3000 mAh
Memory2 GB RAM, 32 GB
OSAndroid v10
Full specifications
General
Model
X21, X21
Sim Type
Dual Sim, GSM+GSM
Dual Sim
Yes
Sim Size
Nano+Nano SIM
Device Type
Smartphone
Design
Dimensions
71.8 x 147.5 x 9.35 mm
Weight
160 g
Display
Type
Color HD+ FullView Display
Touch
Yes
Size
5.45 inches, 1440 x 720 pixels
Aspect Ratio
18:9
PPI
~ 295 PPI
Memory
RAM
2 GB
Storage
32 GB
Card Slot
Yes, upto 256 GB
Connectivity
GPRS
Yes
EDGE
Yes
3G
Yes
4G
Yes
VoLTE
Yes
Wifi
Yes, with wifi-hotspot
Bluetooth
Yes, v4.2
USB
Yes, microUSB
USB Features
USB on-the-go, USB Charging
Extra
GPS
Yes
Face Unlock
Yes
3.5mm Headphone Jack
Yes
Camera
Rear Camera
8 MP
Auto Focus
Yes
Features
Panorama, Burst Mode, Time Lapse, Face Beauty, Night Mode
Video Recording
1080p
Flash
Yes, LED
Front Camera
5 MP · LED Flash
Front Camera Features
Panorama, Burst Mode, Time Lapse, Face Beauty, Night Mode, Portrait Mode
Technical
OS
Android v10
Chipset
Unisoc SC9863
CPU
1.6 GHz, Octa Core Processor
Java
No
Browser
Yes
Multimedia
Email
Yes
Music
Yes
Video
Yes
FM Radio
Yes
Document Reader
Yes
Battery
Type
Removable Battery
Size
3000 mAh
Reverse Charging
Yes
Specifications compiled from Smartprix. Last updated 2026-09-28.
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