Xiaomi Qin1 vs Mi A1 vs Xiaomi Redmi Note 4 comparison

Show Only Differences Highlight Differences	Xiaomi Qin1	Mi A1	Xiaomi Redmi Note 4
key specs
Display	2.80-inch	5.50-inch	5.50-inch
Processor	MediaTek MT6260A	Qualcomm Snapdragon 625	Qualcomm Snapdragon 625
RAM	8MB	4GB	4GB
Storage	16MB	64GB	64GB
Battery Capacity	1480mAh	3080mAh	4100mAh
Resolution	240x320 pixels	1080x1920 pixels	1080x1920 pixels
Front Camera	-	5-megapixel	5-megapixel
Rear Camera	-	12-megapixel	13-megapixel
OS	-	Android 7.1.2	Android 6.0
general
Brand	Xiaomi	Xiaomi	Xiaomi
Model	Qin1	Mi A1	Redmi Note 4
Release date	August 1, 2018	September 1, 2017	August 1, 2016
Form factor	Bar	Touchscreen	Touchscreen
Dimensions (mm)	132.00 x 53.80 x 8.50	155.40 x 75.80 x 7.30	151.00 x 76.00 x 8.30
Battery capacity (mAh)	1480	3080	4100
Removable battery	No	No	No
Colours	Black, White	Rose Gold, Gold, Black	Gold, Grey, Matte Black
Launched in India	-	Yes	Yes
Weight (g)	-	165.00	175.00
display
Screen size (inches)	2.80	5.50	5.50
Touchscreen	Yes	Yes	Yes
Resolution	240x320 pixels	1080x1920 pixels	1080x1920 pixels
Aspect ratio	-	16:9	16:9
Pixels per inch (PPI)	-	-	401
hardware
Processor	dual-core	2GHz octa-core	2GHz octa-core
Processor make	MediaTek MT6260A	Qualcomm Snapdragon 625	Qualcomm Snapdragon 625
RAM	8MB	4GB	4GB
Internal storage	16MB	64GB	64GB
Expandable storage	No	Yes	Yes
Expandable storage type	-	microSD	microSD
Expandable storage up to (GB)	-	128	128
connectivity
Wi-Fi	Yes	Yes	Yes
GPS	No	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.20	Yes, v 4.10
USB Type-C	Yes	Yes	-
Number of SIMs	2	2	2
Wi-Fi standards supported	-	802.11 a/b/g/n/ac	802.11 a/b/g/n
NFC	-	No	No
Infrared	-	Yes	Yes
USB OTG	-	Yes	Yes
Headphones	-	3.5mm	3.5mm
FM	-	No	Yes
Wi-Fi Direct	-	No	No
Mobile High-Definition Link (MHL)	-	No	No
Micro-USB	-	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM
3G	-	Yes	Yes
4G/ LTE	-	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	-	Yes	Yes
4G/ LTE	-	Yes	Yes
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	-
camera
Rear camera	-	12-megapixel	13-megapixel (f/2.0, 1.12-micron)
Rear flash	-	Dual LED	Dual LED
Front camera	-	5-megapixel	5-megapixel (f/2.0)
Rear autofocus	-	-	Phase detection autofocus
software
Operating system	-	Android 7.1.2	Android 6.0
Skin	-	-	MIUI 8
sensors
Fingerprint sensor	-	Yes	Yes
Compass/ Magnetometer	-	Yes	Yes
Proximity sensor	-	Yes	Yes
Accelerometer	-	Yes	Yes
Ambient light sensor	-	Yes	Yes
Gyroscope	-	Yes	Yes
Barometer	-	No	No
Temperature sensor	-	No	No

Popular Mobile Brands