Phone Comparison - Oppo A57 vs Samsung Galaxy J2 Ace vs vivo Y55s

general General Info

Manufacturer Oppo Samsung vivo
Announced November 2016 January 2017 February 2017
Status Available - January 2017 Available - January 2017 Coming Soon - February 2017
Price Rs. 14,990 ($240.00) [Similarly Priced] Rs. 8,490 ($125.00) [Similarly Priced] -
Colors Gold, Rose Gold Black, Gold Crown Gold, Space Gray
Form Factor Candybar Candybar Candybar
Dimension 149.1 x 72.9 x 7.65 mm
(5.87 x 2.87 x 0.3 in)
144.8 x 72.1 x 8.9 mm
(5.7 x 2.84 x 0.35 in)
-
Weight 147 g (5.19 oz) 160 g (5.64 oz) -
SIM Type Dual-SIM Single SIM (Micro-SIM), Dual SIM (Micro-SIM, dual stand-by) Dual SIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO - A59m
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
4G Network LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE LTE band 3(1800), 5(850), 40(2300)
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - Fingerprint Sensor
- Metal Build
- 2.5D Curved Glass
- -
Notification LED Yes No No

hardware Hardware and OS

OS Android OS, v6.0 (Marshmallow) Android OS, v6.0 (Marshmallow) Android OS, v6.0 (Marshmallow)
User Interface ColorOS 3.0 - -
Processor Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435 Quad-core 1.4 GHz Cortex-A53, Mediatek MT6737T Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425
GPU Adreno 505 Mali-T720MP2 Adreno 306
RAM 3 GB 1.5 GB 3 GB
Internal Memory 32 GB 8 GB 16 GB
External Memory microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB (dedicated slot) microSD, up to 256 GB (dedicated slot)

display Display

Type IPS LCD capacitive touchscreen PLS TFT Capacitive Touchscreen 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) 540 x 960 pixels (220 ppi) 720 x 1280 pixels (282 ppi)
Screen-to-Body Ratio 68.79% 66.19% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP 8 MP 13 MP
Flash LED Flash LED Flash LED Flash
Features Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Autofocus, Geo-tagging, Touch Focus, Face Detection Autofocus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video 1080p@30fps 720p@30fps 1080p@30fps
Front Camera 16 MP [Similar] 5 MP, LED flash [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE
Bluetooth v4.1, A2DP v4.2, A2DP, LE v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0, USB Host microUSB v2.0, USB On-The-Go microUSB v2.0
GPS Yes, with A-GPS Yes, with A-GPS Yes, with A-GPS, BDS
Browser HTML5 HTML HTML5

memory User Memory

Internal 32 GB, 3 GB RAM 8 GB, 1.5 GB RAM 16 GB, 3 GB RAM
Expandable Storage microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB (dedicated slot) microSD, up to 256 GB (dedicated slot)
USB OTG Supported Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint not 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
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor not present magnetic field sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 2900 mAh 2600 mAh 2730 mAh
Stand by - - -
Talk Time - - -