Phone Comparison - Samsung Galaxy A7 (2016) vs Oppo A57 vs Samsung Galaxy J7 Perx

general General Info

Manufacturer Samsung Oppo Samsung
Announced December 2015 November 2016 Not Announced Yet
Status Available - February 2016 Available - January 2017 Rumored
Price Rs. 25,900 ($380.88) [Similarly Priced] Rs. 14,990 ($240.00) [Similarly Priced] -
Colors Black, White, Gold, Pink Gold Gold, Rose Gold Black, White
Form Factor Candybar Candybar Candybar
Dimension 151.5 x 74.1 x 7.3 mm
(5.96 x 2.92 x 0.29 in)
149.1 x 72.9 x 7.65 mm
(5.87 x 2.87 x 0.3 in)
-
Weight 172 g (6.07 oz) 147 g (5.19 oz) -
SIM Type - Dual-SIM Dual-SIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO - A59m
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) 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
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM
Build Features - Corning Gorilla Glass 4 - Fingerprint Sensor
- Metal Build
- 2.5D Curved Glass
- Fingerprint Sensor
Notification LED - Yes Yes

hardware Hardware and OS

OS Android OS, v5.1.1 (Lollipop), upgradable to v6.0.1 (Marshmallow) Android OS, v6.0 (Marshmallow) Android OS, v7.0 (Nougat)
User Interface - ColorOS 3.0 -
Processor Octa-core (4x1.2 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53)
Octa-core 1.6 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
Exynos 7580 Octa
Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435 Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625
GPU Adreno 405
Mali-T720MP2
Adreno 505 Adreno 506
RAM 3 GB 3 GB 2/3 GB
Internal Memory 16 GB 32 GB 16/32 GB
External Memory microSD, up to 128 GB microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB

display Display

Type Super AMOLED capacitive touchscreen IPS LCD capacitive touchscreen Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.2 inches 5.5 inches
Resolution 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (282 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 74.11% 68.79% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP 13 MP, 4160 x 3120 pixels
Flash LED flash LED Flash Dual-LED (dual Tone)
Features Auto focus, f/1.9 aperture, Optical Image Stabilization, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Phase Detection Autofocus (PDAF), f/1.9 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP, f/1.9, 1080p [Similar] 16 MP [Similar] 5 MP [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 HSPA, LTE, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE
Bluetooth v4.1, A2DP, EDR, LE v4.1, A2DP v4.2, A2DP, EDR, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n, hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot
USB microUSB v2.0, USB OTG microUSB v2.0, USB Host Type-C 1.0 reversible connector
GPS Yes, with A-GPS, GLONASS/ BDS (market dependant) Yes, with A-GPS Yes, with A-GPS, GLONASS, BDS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 3 GB RAM 32 GB, 3 GB RAM 16/32 GB, 2/3 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported NFC supported

battery Battery

Type Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 3300 mAh 2900 mAh 3300 mAh
Stand by Up to 78 h - -
Talk Time Up to 17 h (3G) - -