Phone Comparison - vivo Y55s vs Xiaomi Redmi 4 (India) vs Oppo A71

Price Comparison (India) -

general General Info

Manufacturer vivo Xiaomi Oppo
Announced February 2017 May 2017 September 2017
Status Coming Soon - February 2017 Available - May 2017 Available - September 2017
Price - Rs. 6,999 ($110.00) [Similarly Priced] Rs. 12,990 ($199.00) [Similarly Priced]
Colors Crown Gold, Space Gray Matte Black, Gold Gold, Black
Form Factor Candybar Candybar Candybar
Dimension - 141.3 x 69.6 x 8.9 mm
(5.56 x 2.74 x 0.35 in)
148.1 x 73.8 x 7.6 mm
(5.83 x 2.91 x 0.3 in)
Weight - 150 g (5.29 oz) 137 g (4.83 oz)
SIM Type Dual SIM Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 3(1800), 5(850), 40(2300) LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Taiwan LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - Fingerprint Sensor
- Infrared Sensor
- Metal Build
-
Notification LED No Yes Yes

hardware Hardware and OS

OS Android OS, v6.0 (Marshmallow) Android OS, v6.0.1 (Marshmallow) Android OS, v7.1 (Nougat)
User Interface - MIUI 8 ColorOS 3.1
Processor Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425 Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435 Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53), MediaTek MT6750
GPU Adreno 306 Adreno 505 Mali-T880 MP2
RAM 3 GB 2/3/4 GB 3 GB
Internal Memory 16 GB 16/32/64 GB 16 GB
External Memory microSD, up to 256 GB (dedicated slot) microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB (uses SIM 2 slot)

display Display

Type IPS LCD Capacitive Touchscreen IPS LCD Capacitive Touchscreen, 2.5D Curved Glass IPS LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.2 inches 5.0 inches 5.2 inches
Resolution 720 x 1280 pixels (282 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (282 ppi)
Screen-to-Body Ratio - 69.95% 68.41%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM Radio FM Radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP 13 MP, 4160 x 3120 pixels 13 MP
Flash LED Flash Dual-LED (dual Tone) LED Flash
Features Autofocus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Phase Detection Autofocus, f/2.2 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP [Similar] 5 MP [Similar] 5 MP, f/2.4 [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE HSPA, LTE, VoLTE
Bluetooth v4.0, A2DP v4.2, A2DP, EDR, LE 4.2, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB microUSB v2.0 microUSB v2.0, USB OTG microUSB 2.0
GPS Yes, with A-GPS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 3 GB RAM 16/32/64 GB, 2/3/4 GB RAM 16 GB, 3 GB RAM
Expandable Storage microSD, up to 256 GB (dedicated slot) microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB (uses SIM 2 slot)
USB OTG Not Supported Supported Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Light Sensor light sensor present light sensor present light sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 2730 mAh 4100 mAh 3000 mAh
Stand by - - -
Talk Time - - -