Xiaomi Redmi 7 vs Xiaomi Mi A2 vs Mi A1 comparison

Show Only Differences Highlight Differences	Xiaomi Redmi 7	Xiaomi Mi A2	Mi A1
ratings
Overall NDTV Rating	Read Review	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.26-inch	5.99-inch	5.50-inch
Processor	Qualcomm Snapdragon 632	Qualcomm Snapdragon 660	Qualcomm Snapdragon 625
Front Camera	8-megapixel	20-megapixel	5-megapixel
Rear Camera	12-megapixel + 2-megapixel	12-megapixel + 20-megapixel	12-megapixel
RAM	3GB	4GB	4GB
Storage	32GB	64GB	64GB
Battery Capacity	4000mAh	3000mAh	3080mAh
OS	Android 9.0 Pie	Android 8.1 Oreo	Android 7.1.2
Resolution	720x1520 pixels	1080x2160 pixels	1080x1920 pixels
general
Brand	Xiaomi	Xiaomi	Xiaomi
Model	Redmi 7	Mi A2	Mi A1
Release date	March 1, 2019	July 1, 2018	September 1, 2017
Launched in India	Yes	Yes	Yes
Form factor	Touchscreen	Touchscreen	Touchscreen
Body type	Plastic	-	-
Dimensions (mm)	158.73 x 75.58 x 8.47	158.70 x 75.40 x 7.30	155.40 x 75.80 x 7.30
Weight (g)	180.00	168.00	165.00
Battery capacity (mAh)	4000	3000	3080
Removable battery	No	No	No
Colours	Blue, Red, Black	Black, Gold, Lake Blue, Rose Gold	Rose Gold, Gold, Black
display
Screen size (inches)	6.26	5.99	5.50
Touchscreen	Yes	Yes	Yes
Resolution	720x1520 pixels	1080x2160 pixels	1080x1920 pixels
Protection type	Gorilla Glass	-	-
Aspect ratio	19:9	18:9	16:9
Pixels per inch (PPI)	269	403	-
hardware
Processor	1.8GHz octa-core	octa-core (4x2.2GHz + 4x1.8GHz)	2GHz octa-core
Processor make	Qualcomm Snapdragon 632	Qualcomm Snapdragon 660	Qualcomm Snapdragon 625
RAM	3GB	4GB	4GB
Internal storage	32GB	64GB	64GB
Expandable storage	Yes	No	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	512	-	128
Dedicated microSD slot	Yes	-	-
camera
Rear camera	12-megapixel (f/2.2, 1.29-micron) + 2-megapixel	12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)	12-megapixel
Rear autofocus	Phase detection autofocus	Phase detection autofocus	-
Rear flash	Dual LED	Dual LED	Dual LED
Front camera	8-megapixel (f/2.0)	20-megapixel (f/2.2, 1.0-micron)	5-megapixel
Front flash	-	LED	-
software
Operating system	Android 9.0 Pie	Android 8.1 Oreo	Android 7.1.2
Skin	MIUI 10	-	-
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 5.00	Yes, v 4.20
Infrared	Yes	-	Yes
Micro-USB	Yes	-	-
Headphones	3.5mm	No	3.5mm
FM	Yes	-	No
Number of SIMs	2	2	2
Active 4G on both SIM cards	Yes	-	-
NFC	-	Yes	No
USB OTG	-	Yes	Yes
Wi-Fi Direct	-	Yes	No
USB Type-C	-	-	Yes
Mobile High-Definition Link (MHL)	-	-	No
sim 1
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sensors
Face unlock	Yes	-	-
Fingerprint sensor	Yes	Yes	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Compass/ Magnetometer	-	Yes	Yes
Gyroscope	-	Yes	Yes
Barometer	-	-	No
Temperature sensor	-	-	No

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