Samsung Galaxy J2 2016 vs Samsung Galaxy J7 2016 vs Samsung Galaxy A9 2016

BASIC INFO
Model No Galaxy J2 (2016) Galaxy J7 2016 Samsung Galaxy A9 (2016) Duos with dual-SIM card slots
Status Rumord Available Available. Released 2016, January
Release Date - 2015, April 2015, December
Dimension . 151.7 x 76 x 7.8 mm (5.97 x 2.99 x 0.31 in) 161.9 x 81.3 x 7.3 mm (6.37 x 3.20 x 0.29 in)
Weight . 170 g (6.00 oz) 200 grams
Colors White. Black .Gold White, Black, Gold, Rose Gold Pearl White, Midnight Black, Champagne Gold, Pink
Body Metrial - - -
W & D Proof - - -
SIM Type Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by) Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Technology GSM / HSPA / LTE GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v6.0.1 (Marshmallow) Android OS, v6.0.1 (Marshmallow) Android OS, v5.1.1 (Lollipop). upgradeable Android OS, v6.0 marshmallow
PROSESSING
Processor Quad-core 1.5 GHz Cortex-A7 Octa-core (4x1.6 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Octa-core 1.6 GHz Cortex-A53
Quad-core 1.8 GHz Cortex-A72 & quad-core 1.2 GHz Cortex-A53
Chipset Spreadtrum SC8830 Qualcomm MSM8952 Snapdragon 617
Exynos 7870 Octa
Qualcomm MSM8976 Snapdragon 652
GPU Mali-400MP2 Adreno 405
Mali-T830MP2
Adreno 510
MEMORY
RAM 2 GB RAM 2GB 3GB
Storage 16GB 16GB 32GB
Card Slot 128 GB Up to 256 GB Up to 128 GB
DISPLAY
Size 4.7 inches 5.5 inches 6 inches
Type Super AMOLED capacitive touchscreen, 16M colors SUPER Amoled capacitive touchscreen, 16M colors Super Amoled capacitive touchscreen, 16M colors
Resolation 720 x 1280 pixels Full HD 720 x 1280 pixels 1080 x 1920 pixels
PPI 312 ppi pixel density 267 ppi pixel density 367 ppi pixel density
Multi touch Yes Yes Yes
Protection - - Corning Gorilla Glass 4
CAMERA
Primary 5 MP, f/2.0, autofocus 13 MP 13 MP
Video 720p@30fps 1080p@30fps, check quality Yes, 1080p@30fps
Flash LED flash LED flash LED flash
Features Geo-tagging, touch focus, face detection Geo-tagging, touch focus, face detection, panorama, HDR Dual Lens, 4120 x 3096 pixels, optical image stabilization, autofocus, triple, Geo-tagging, touch focus, face detection, panorama, HDR
Selfie 2 MP, f/2.2 5 MP, f/1.9, LED flash Yes 8 MP
BATTERY
Battery Li.lon Li-Ion battery Li-Ion battery
Capacity - 3300 mAh 4000 mAh
Removable Removable Yes Non-removable
StandBy - - -
Talk Time - Up to 23 h (3G) -
Music Play - Up to 96 h -
Browsing - HTML5 -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) 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 - J210F HSDPA 850 / 900 / 1900 / 2100 - J710F, J710H HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J210F LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - J710F LTE 800 / 900 / 1800 / 2600
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 M HSPA, LTE Cat4 150/50 Mbps -
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
BlueTooth v4.1, A2DP v4.1, A2DP v4.1, A2DP, EDR, LE
USB microUSB v2.0, USB On-The-Go microUSB v2.0 MicroUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS/ BDS (region dependent) Yes, with A-GPS, GLONASS/ BDS (market dependant)
NFC Yes (market dependent) Yes Yes
Audio jeck 3.5 mm Jack Yes, 3.5 mm Yes, 3.5 mm
OTHERS
Sensors Accelerometer, proximity Accelerometer, proximity Fingerprint, accelerometer, gyro, proximity, compass
Radio FM radio, RDS, recording FM radio, RDS, recording FM radio with RDS; recording
SARUS - 1.10 W/kg (head) 1.01 W/kg (body) 1.19 W/kg (head), 1.33 W/kg (body)
SAREU - 0.35 W/kg (head) 1.39 W/kg (body) 0.18 W/kg (head), 0.55 W/kg (body)
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