Mi A1 vs Xiaomi Mi Note 2 vs Xiaomi Mi 4i comparison

Show Only Differences Highlight Differences	Mi A1	Xiaomi Mi Note 2	Xiaomi Mi 4i
ratings
Overall NDTV Rating	Read Review	-	Read Review
Design Rating		-
Display Rating		-
Software Rating		-
Performance Rating		-
Battery Life Rating		-
Camera Rating		-
Value for Money Rating		-
key specs
Display	5.50-inch	5.70-inch	5.00-inch
Processor	Qualcomm Snapdragon 625	Qualcomm Snapdragon 821	Qualcomm Snapdragon 615
Front Camera	5-megapixel	8-megapixel	5-megapixel
Rear Camera	12-megapixel	22.56-megapixel	13-megapixel
RAM	4GB	4GB	2GB
Storage	64GB	64GB	16GB
Battery Capacity	3080mAh	4070mAh	3120mAh
OS	Android 7.1.2	Android	Android 5.0.2
Resolution	1080x1920 pixels	1080x1920 pixels	1080x1920 pixels
general
Brand	Xiaomi	Xiaomi	Xiaomi
Model	Mi A1	Mi Note 2	Mi 4i
Release date	September 1, 2017	October 1, 2016	April 1, 2015
Launched in India	Yes	-	-
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	155.40 x 75.80 x 7.30	156.20 x 77.30 x 7.60	138.10 x 69.60 x 7.80
Weight (g)	165.00	166.00	130.00
Battery capacity (mAh)	3080	4070	3120
Removable battery	No	No	No
Colours	Rose Gold, Gold, Black	Glacial Silver, Piano Black	Black, White, Orange, Light Blue, and Pink
display
Screen size (inches)	5.50	5.70	5.00
Touchscreen	Yes	Yes	Yes
Resolution	1080x1920 pixels	1080x1920 pixels	1080x1920 pixels
Aspect ratio	16:9	-	-
Pixels per inch (PPI)	-	-	441
hardware
Processor	2GHz octa-core	quad-core	1.7GHz octa-core
Processor make	Qualcomm Snapdragon 625	Qualcomm Snapdragon 821	Qualcomm Snapdragon 615
RAM	4GB	4GB	2GB
Internal storage	64GB	64GB	16GB
Expandable storage	Yes	No	No
Expandable storage type	microSD	-	-
Expandable storage up to (GB)	128	-	-
camera
Rear camera	12-megapixel	22.56-megapixel	13-megapixel
Rear flash	Dual LED	Dual LED	Dual LED
Front camera	5-megapixel	8-megapixel	5-megapixel
software
Operating system	Android 7.1.2	Android	Android 5.0.2
Skin	-	-	MIUI 6
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	-	802.11 b/g/n/ac
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.20	Yes, v 4.10
NFC	No	Yes	No
Infrared	Yes	Yes	No
USB OTG	Yes	No	Yes
USB Type-C	Yes	-	-
Headphones	3.5mm	3.5mm	3.5mm
FM	No	No	Yes
Number of SIMs	2	2	2
Wi-Fi Direct	No	No	Yes
Mobile High-Definition Link (MHL)	No	No	No
sim 1
SIM Type	Nano-SIM	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Nano-SIM	-	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sensors
Fingerprint sensor	Yes	-	-
Compass/ Magnetometer	Yes	Yes	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	Yes	Yes	Yes
Barometer	No	Yes	No
Temperature sensor	No	No	No

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