Phone Comparison - Samsung Galaxy J7 vs alcatel Idol 3 (4.7) vs Samsung Galaxy J2 Prime

Price Comparison (India) - -

general General Info

Manufacturer Samsung alcatel Samsung
Announced June 2015 March 2015 November 2016
Status Available - June 2015 Available - June 2015 Available - November 2016
Price Rs. 13,400 ($197.06) [Similarly Priced] - Rs. 8,490 ($140.15) [Similarly Priced]
Colors White, Black Various Black, Gold
Form Factor Candybar Candybar Candybar
Dimension 152.4 x 78.6 x 7.5 mm
(6 x 3.09 x 0.3 in)
134.6 x 65.9 x 7.6 mm
(5.3 x 2.59 x 0.3 in)
144.8 x 72.1 x 8.9 mm
(5.7 x 2.84 x 0.35 in)
Weight 171 g (6.03 oz) 110 g (3.88 oz) 160 g (5.64 oz)
SIM Type - - Single SIM (Micro-SIM), Dual SIM (Micro-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 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)
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - EMEA
HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800) - EMEA LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Notification LED - - No

hardware Hardware and OS

OS Android OS, v5.1 (Lollipop) Android OS, v5.0.2 (Lollipop) Android OS, v6.0 (Marshmallow)
Processor Octa-core 1.2 GHz, Exynos 7580 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.4 GHz Cortex-A53, Mediatek MT6737T
GPU Mali-T720 Adreno 306 Mali-T720MP2
RAM 1.5 GB 1.5 GB 1.5 GB
Internal Memory 16 GB 8 GB 8 GB
External Memory microSD, up to 128 GB microSD, up to 256 GB (dedicated slot) - single-SIM model microSD, up to 256 GB (dedicated slot)

display Display

Type Super AMOLED Capacitive Touchscreen IPS LCD 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) 720 x 1280 pixels (312 ppi) 540 x 960 pixels (220 ppi)
Screen-to-Body Ratio 69.63% 68.86% 66.19%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, f/2.0 8 MP
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, 1/3" Sensor Size, 1.12 µm Pixel Size, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Autofocus, Geo-tagging, Touch Focus, Face Detection
Video 1080p@30fps 1080p@30fps 720p@30fps
Front Camera 5 MP [Similar] 5 MP, 1080p [Similar] 5 MP, LED flash [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 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.1, A2DP v4.0, A2DP v4.2, 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, Wi-Fi Direct, hotspot
USB microUSB v2.0 microUSB v2.0, USB Host microUSB v2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS Yes, with A-GPS
Browser HTML5 HTML HTML

memory User Memory

Internal 16 GB, 1.5 GB RAM 8 GB, 1.5 GB RAM/ 16 GB, 1.5 GB RAM (Dual SIM model) 8 GB, 1.5 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 256 GB (dedicated slot) - single-SIM model microSD, up to 256 GB (dedicated slot)
USB OTG - Supported Supported

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 supported NFC not supported

battery Battery

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