Phone Comparison - Samsung Galaxy J7 vs Samsung Galaxy J2 vs Samsung Z3

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Samsung
Announced June 2015 September 2015 October 2015
Status Available - June 2015 Available - September 2015 Available - October 2015
Price Rs. 13,400 ($197.06) [Similarly Priced] Rs. 7,590 ($111.62) [Similarly Priced] Rs. 5,944 ($87.41) [Similarly Priced]
Colors White, Black White, Black Black, Silver, Gold
Form Factor Candybar Candybar Candybar
Dimension 152.4 x 78.6 x 7.5 mm
(6 x 3.09 x 0.3 in)
136.5 x 69 x 8.4 mm
(5.37 x 2.72 x 0.33 in)
141.6 x 70 x 7.9 mm
(5.57 x 2.76 x 0.31 in)
Weight 171 g (6.03 oz) 129 g (4.55 oz) 137 g (4.83 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 HSDPA 900 / 2100
4G Network LTE LTE -
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Notification LED - - No

hardware Hardware and OS

OS Android OS, v5.1 (Lollipop) Android OS, v5.1.1 (Lollipop) Tizen OS, v2.4
Processor Octa-core 1.2 GHz, Exynos 7580 Quad-core 1.3 GHz Cortex-A7, Exynos 3475 Quad-core 1.3 GHz, Spreadtrum SC8830
GPU Mali-T720 Mali-T720 Mali-400 MP
RAM 1.5 GB 1 GB 1 GB
Internal Memory 16 GB 8 GB 8 GB
External Memory microSD, up to 128 GB microSD, up to 128 GB microSD, up to 128 GB

display Display

Type Super AMOLED Capacitive Touchscreen Super AMOLED Capacitive Touchscreen Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 4.7 inches 5.0 inches
Resolution 720 x 1280 pixels (267 ppi) 540 x 960 pixels (234 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 69.63% 64.85% 69.40%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 5 MP, 2592 х 1944 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode Auto focus, Geo-tagging, Touch Focus, Face Detection Geo-tagging, Face Detection
Video 1080p@30fps Yes, 720p Yes
Front Camera 5 MP [Similar] 2 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 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA
Bluetooth v4.1, A2DP v4.1, A2DP v4.0, A2DP, LE
Wi-Fi 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 b/g/n
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML HTML

memory User Memory

Internal 16 GB, 1.5 GB RAM 8 GB, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 128 GB microSD, up to 128 GB

Apps Sensors

Fingerprint fingerprint not 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
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 3000 mAh 2000 mAh 2600 mAh
Stand by Up to 354 h - -
Talk Time Up to 18 h (3G) - -