Redmi A3 vs Karbonn A21 comparison

Show Only Differences Highlight Differences	Redmi A3	Karbonn A21
key specs
Display	6.71-inch	4.50-inch
Front Camera	5-megapixel	1.3-megapixel
Rear Camera	8-megapixel	5-megapixel
RAM	3GB, 4GB, 6GB	512MB
Storage	64GB, 128GB	4GB
Battery Capacity	5000mAh	1800mAh
OS	Android 13	Android 4
Resolution	700x1600 pixels	480x800 pixels
Processor	-	Qualcomm Snapdragon S4 Play
general
Brand	Redmi	Karbonn
Model	A3	A21
Release date	February 14, 2024	December 1, 2012
Launched in India	Yes	-
Form factor	Touchscreen	Bar
Dimensions (mm)	76.30 x 168.40 x 8.30	-
Weight (g)	193.00	-
Battery capacity (mAh)	5000	1800
Fast charging	Proprietary	-
Colours	Midnight Black, Lake Blue, Olive Green	Pearl White
Removable battery	-	No
display
Refresh Rate	90 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.71	4.50
Touchscreen	Yes	Yes
Resolution	700x1600 pixels	480x800 pixels
hardware
Processor make	MediaTek Helio G36	Qualcomm Snapdragon S4 Play (MSM8225)
RAM	3GB, 4GB, 6GB	512MB
Internal storage	64GB, 128GB	4GB
Processor	-	1.2GHz one-core
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	32
camera
Rear camera	8-megapixel	5-megapixel
No. of Rear Cameras	2	-
Front camera	5-megapixel	1.3-megapixel
No. of Front Cameras	1	-
Pop-Up Camera	No	-
Rear flash	-	LED
software
Operating system	Android 13	Android 4
Skin	Go Edition	-
connectivity
Wi-Fi	Yes	No
GPS	Yes	Yes
Bluetooth	Yes	Yes
USB Type-C	Yes	-
Active 4G on both SIM cards	Yes	-
NFC	-	No
Infrared	-	No
USB OTG	-	No
FM	-	No
Number of SIMs	-	2
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sensors
Fingerprint sensor	Yes	-
Accelerometer	Yes	No
Compass/ Magnetometer	-	No
Proximity sensor	-	No
Ambient light sensor	-	No
Gyroscope	-	No
Barometer	-	No
Temperature sensor	-	No
sim 1
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	No
sim 2
SIM Type	-	Regular
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	No

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