Phone Comparison - Samsung Galaxy J3 Pro vs Samsung Galaxy A3 (2017) vs Oppo A57

general General Info

Manufacturer Samsung Samsung Oppo
Announced June 2016 January 2017 November 2016
Status Available - June 2016 Coming Soon - January 2017 Available - January 2017
Price Rs. 7,990 ($139.99) [Similarly Priced] Rs. 19,990 ($299.00) [Similarly Priced] Rs. 14,990 ($240.00) [Similarly Priced]
Colors White, Black, Gold Various Gold, Rose Gold
Form Factor Candybar Candybar Candybar
Dimension 142.2 x 71.3 x 8 mm
(5.6 x 2.81 x 0.31 in)
135.4 x 66.2 x 7.9 mm
(5.33 x 2.61 x 0.31 in)
149.1 x 72.9 x 7.65 mm
(5.87 x 2.87 x 0.3 in)
Weight 139 g (4.9 oz) - 147 g (5.19 oz)
SIM Type Dual-SIM Dual-SIM Dual-SIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO - A59m
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) 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)
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - - Fingerprint Sensor
- Metal Build
- 2.5D Curved Glass
Notification LED No Yes Yes

hardware Hardware and OS

OS Android OS, v6.0.1 (Marshmallow) Android OS, v6.0.1 (Marshmallow) Android OS, v6.0 (Marshmallow)
Processor Quad-core 1.5GHz/Quad-core 1.2 GHz, Spreadtrum 9830A/Qualcomm MSM8916 Snapdragon 410 Octa-core 1.6 GHz Cortex-A53, Exynos 7870 Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435
GPU Mali-T720/Adreno 306 Mali-T830 MP2 Adreno 505
RAM 2 GB 2 GB 3 GB
Internal Memory 16 GB 16 GB 32 GB
External Memory microSD, up to 128 GB (dedicated slot) microSD, up to 256 GB microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type Super AMOLED capacitive touchscreen Super AMOLED capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 4.7 inches 5.2 inches
Resolution 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (282 ppi)
Screen-to-Body Ratio 67.85% 68.14% 68.79%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP 13 MP, 4128 x 3096 pixels 13 MP
Flash LED flash LED flash LED Flash
Features Auto focus, f/2.2 aperture, Geo-tagging, Touch Focus, Face Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama 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, f/2.2 [Similar] 8 MP [Similar] 16 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, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE HSPA, LTE, VoLTE
Bluetooth v4.1, A2DP v4.2, A2DP, EDR, LE, ANT+ v4.1, 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 a/b/g/n, hotspot
USB microUSB v2.0, USB On-The-Go Type-C 1.0 reversible connector, Fast Charging microUSB v2.0, USB Host
GPS Yes, with A-GPS, GLONASS/ BDS (region dependent) Yes, with A-GPS, GLONASS/ BDS (market dependant) Yes, with A-GPS
Browser HTML5 HTML5 HTML5

memory User Memory

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

Apps Sensors

Fingerprint fingerprint not 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
Light Sensor light sensor not present light sensor present light sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Removable Li-Ion Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 2600 mAh 2350 mAh 2900 mAh
Stand by 303 h - -
Talk Time - - -