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Xiaomi Redmi S2 vs Xiaomi Mi MIX 2S vs Xiaomi Mi 4S

Xiaomi Redmi S2 vs Xiaomi Mi MIX 2S vs Xiaomi Mi 4S comparison

Show Only Differences Highlight Differences	Xiaomi Redmi S2	Xiaomi Mi MIX 2S	Xiaomi Mi 4S
key specs
Display	5.99-inch	5.99-inch	5.00-inch
Processor	Qualcomm Snapdragon 625	Qualcomm Snapdragon 845	Qualcomm Snapdragon 808
Front Camera	16-megapixel	5-megapixel	5-megapixel
Rear Camera	12-megapixel	12-megapixel	13-megapixel
RAM	3GB	6GB	3GB
Storage	32GB	64GB	64GB
Battery Capacity	3080mAh	3400mAh	3260mAh
OS	Android 8.1 Oreo	Android	Android 6
Resolution	720x1440 pixels	1080x2160 pixels	1080x1920 pixels
general
Brand	Xiaomi	Xiaomi	Xiaomi
Model	Redmi S2	Mi MIX 2S	Mi 4S
Release date	May 1, 2018	March 1, 2018	February 1, 2016
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	160.73 x 77.26 x 8.10	150.86 x 74.90 x 8.10	139.26 x 70.76 x 7.80
Weight (g)	170.00	189.00	133.00
Battery capacity (mAh)	3080	3400	3260
Removable battery	No	No	No
Colours	Black, Rose Gold, Gold, White, Blue, Red, Pink, Gray, Silver	Black, White	White, Black, Gold, Pink
display
Screen size (inches)	5.99	5.99	5.00
Touchscreen	Yes	Yes	Yes
Resolution	720x1440 pixels	1080x2160 pixels	1080x1920 pixels
Pixels per inch (PPI)	-	403	441
hardware
Processor	2GHz octa-core	2.8GHz octa-core	hexa-core
Processor make	Qualcomm Snapdragon 625	Qualcomm Snapdragon 845	Qualcomm Snapdragon 808
RAM	3GB	6GB	3GB
Internal storage	32GB	64GB	64GB
Expandable storage	Yes	No	Yes
Expandable storage type	microSD	-	microSD
Expandable storage up to (GB)	256	-	-
camera
Rear camera	12-megapixel	12-megapixel	13-megapixel
Rear flash	LED	-	Dual LED
Front camera	16-megapixel	5-megapixel	5-megapixel
Front flash	Yes	-	-
software
Operating system	Android 8.1 Oreo	Android	Android 6
Skin	MIUI 9	MIUI	MIUI 7
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 a/b/g/n/ac	802.11 b/g/n/ac
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 5.00	Yes, v 4.10
Infrared	Yes	-	Yes
Number of SIMs	2	-	2
NFC	-	Yes	No
USB OTG	-	Yes	Yes
Headphones	-	-	3.5mm
FM	-	-	No
Wi-Fi Direct	-	-	Yes
Mobile High-Definition Link (MHL)	-	-	No
sim 1
SIM Type	Nano-SIM	-	-
GSM/CDMA	GSM	-	GSM
3G	Yes	-	Yes
4G/ LTE	Yes	-	Yes
sim 2
SIM Type	Nano-SIM	-	-
GSM/CDMA	GSM	-	GSM
3G	Yes	-	Yes
4G/ LTE	Yes	-	Yes
sensors
Compass/ Magnetometer	Yes	Yes	No
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	Yes	Yes	Yes
Barometer	-	Yes	No
Temperature sensor	-	-	No

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