Compare Vivo Y55 with Xiaomi Mi 4i with Xiaomi Redmi Note 4 4GB RAM + 64GB

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Compare Vivo Y55 vs Xiaomi Mi 4i vs Xiaomi Redmi Note 4 4GB RAM + 64GB

Summary	76 Score	75 Score	76 Score
Performance	Qualcomm Snapdragon 430 2 GB RAM Android , Marshmallow 6.0 with Funtouch	Qualcomm MSM8939 Snapdragon 615 2 GB RAM Android OS, v5.0.2	Qualcomm Snapdragon 625 4 GB RAM Android Marshmallow 6.0.1 with MIUI 8
Display	5.2 inch 1280 x 720 pixels 282 PPI Density	5 inch 1080 x 1920 pixels 441 PPI Density	5.5 inch 1920 x 1080 pixels 401 PPI Density
Camera	8 MP (Main) 5 MP (Front)	13 MP (Main) 5 MP (Front)	13 MP (Main) 5 MP (Front)
Battery	2730 mAh Li-on	3120 mAh Li-Ion	4100 mAh Li-po
Display
Screen Size	5.2 inch	5 inch	5.5 inch
Screen Resolution	1280 x 720 pixels, 16 M	1080x1920 pixels	1920 x 1080 pixels
Pixel Density	282 PPI	441 PPI	401 PPI
Display Type	IPS LCD Capacitive TouchScreen	IPS LCD capacitive touchscreen, 16M colors	FHD IPS
Gorilla Glass	Yes	-	-
Screen Protection	Corning Gorilla Glass 2	-	-
Chipset
Brand	Vivo Mobiles	Xiaomi Mobiles	Xiaomi Mobiles
Chipset	Qualcomm Snapdragon 430	Qualcomm MSM8939 Snapdragon 615	Qualcomm Snapdragon 625
Processor	Octa core 1.4 GHz	Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53	2GHz Octa core processor
RAM	2 GB RAM	2 GB RAM	4 GB RAM
GPU	Adreno 505	Adreno 405	Adreno 506
Camera
Rear Camera Resolution	8 MP	13 MP	13 MP
Front Camera Resolution	5 MP	5 MP	5 MP
Video
Camera Features	Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging	Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging	Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging
General
Operating System	Android	Android	Android
OS Version	Android , Marshmallow 6.0 with Funtouch	Android OS, v5.0.2	Android Marshmallow 6.0.1 with MIUI 8
Weight	142 g	130 g	165 g
Dimensions	147.9 mm x 72.9 mm x 7.5 mm	138.1 x 69.6 x 7.8 mm	151 x 76 x 8.4 mm
Thickness		7.8mm	8.4mm
Storage
Internal Storage	16 GB	16 GB	64 GB
Card Slot	microSD, up to 128 GB	No	microSD, up to 128 GB
Other	16GB, Expandable up to 128GB	16/32GB storage, no card slot	64GB, Expandable up to 128GB
Communication
SIM Card Slots	Dual SIM	Single SIM	Dual SIM
SIM Card Type	Micro-SIM	Micro-SIM	Micro-SIM
Bluetooth	v4.1	v4.1, A2DP	Bluetooth 4.1
3.5 mm Jack	Yes	Yes	Yes
NFC		No
Connectivity
VoLTE
4G	800 / 1800 / 1900 / 2100 / 2600 MHz LTE, Speed: 150 Mbps (Downlink), 50 Mbps (Uplink)	LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)	4G LTE (TDD) - B40, LTE (FDD) - B3 / B5
3G	850 / 900 / 1900 / 2100 MHz HSDPA, Speed: 21 Mbps (HSDPA), 5.76 Mbps (HSUP	HSDPA 850 / 1900 / 2100	WCDMA - 850 / 900 / 1900 / 2100 MHz
2G	850 / 900 / 1800 / 1900 MHz	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM - 850 / 900 / 1800 / 1900 MHz
Wi-Fi	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot	802.11 a/b/g/n/ac, dual band, 2.4GHz/5GHz, WiFi Display, WiFi Direct
GPS	A-GPS / GPS	Yes, with A-GPS, GLONASS, Beidou	A-GPS, GLONASS
GPRS
EDGE
Radio
Battery
Battery Capacity	2730 mAh	3120 mAh	4100 mAh
Battery Type	Li-on	Li-Ion	Li-po
Standby Time	Up to 270 H
Talk Time	Up to 8 H	Up to 35 h (3G)
Other Features
Fingerprint Scanner
Waterproof
Sensors	Proximity Sensor Accelerometer Ambient Light	Accelerometer gyro proximity compass	IR Blaster
Messaging		SMS(threaded view), MMS, Email, Push Mail, IM
Java		No
Other		Fast battery charging: 40% in 60 min (Quick Charge) , Active noise cancellation with dedicated mic , XviD/DivX/MP4/H.264 player , MP3/WAV/eAAC+/FLAC player , Photo/video editor , Document viewer