Xiaomi Redmi 4A vs Micromax Bolt A51 comparison

Show Only Differences Highlight Differences	Xiaomi Redmi 4A	Micromax Bolt A51
ratings
Overall NDTV Rating	Read Review	-
Design Rating		-
Display Rating		-
Software Rating		-
Performance Rating		-
Battery Life Rating		-
Camera Rating		-
Value for Money Rating		-
key specs
Display	5.00-inch	3.50-inch
Processor	Qualcomm Snapdragon 425	Broadcom BCM21552KFFBG
Front Camera	5-megapixel	0.3-megapixel
Rear Camera	13-megapixel	2-megapixel
RAM	2GB	256MB
Storage	16GB	512MB
Battery Capacity	3120mAh	1500mAh
OS	Android 6.0	Android 2.3
Resolution	720x1280 pixels	320x480 pixels
general
Brand	Xiaomi	Micromax
Model	Redmi 4A	Bolt A51
Release date	November 1, 2016	April 1, 2013
Launched in India	Yes	-
Form factor	Touchscreen	-
Dimensions (mm)	139.50 x 70.40 x 8.50	118.50 x 62.50 x 12.80
Weight (g)	131.50	118.00
Battery capacity (mAh)	3120	1500
Removable battery	No	Yes
Colours	Golden, Rose Gold, Dark Grey	-
display
Screen size (inches)	5.00	3.50
Touchscreen	Yes	Yes
Resolution	720x1280 pixels	320x480 pixels
Aspect ratio	16:9	-
Pixels per inch (PPI)	296	-
hardware
Processor	1.4GHz quad-core	832 MHz one-core
Processor make	Qualcomm Snapdragon 425	Broadcom BCM21552KFFBG
RAM	2GB	256MB
Internal storage	16GB	512MB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	128	32
camera
Rear camera	13-megapixel (f/2.2)	2-megapixel
Rear flash	Dual LED	Yes
Front camera	5-megapixel (f/2.2)	0.3-megapixel
software
Operating system	Android 6.0	Android 2.3
Skin	MIUI 8	-
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n	-
GPS	Yes	No
Bluetooth	Yes, v 4.10	Yes
NFC	No	No
Infrared	Yes	No
USB OTG	Yes	No
Headphones	3.5mm	-
FM	Yes	No
Number of SIMs	2	2
Wi-Fi Direct	Yes	No
Mobile High-Definition Link (MHL)	No	No
sim 1
SIM Type	Micro-SIM	Regular
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	No
sim 2
SIM Type	Nano-SIM	Regular
GSM/CDMA	GSM	GSM
3G	Yes	No
4G/ LTE	Yes	No
sensors
Compass/ Magnetometer	No	No
Proximity sensor	Yes	No
Accelerometer	Yes	No
Ambient light sensor	Yes	No
Gyroscope	Yes	No
Barometer	No	No
Temperature sensor	No	No

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