Samsung Galaxy J7 Dual SIM vs Samsung Galaxy J2

BASIC INFO
Model No - Galaxy J2
Status Available. Released 2015, June Discontinued
Release Date 2015, June 2015, September
Dimension 152.2 x 79.1 x 7.9 mm (5.99 x 3.11 x 0.31 in) 136.5 x 69 x 8.4 mm (5.37 x 2.72 x 0.33 in)
Weight 170 g 129 g (4.55 oz)
Colors White, Black White, Black, Gold
Body Metrial - -
W & D Proof - -
SIM Type Dual SIM Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
Technology GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v5.0.2 (Lollipop) Android OS, v5.1 (Lollipop)
PROSESSING
Processor Quad-core 1.4 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53 Quad-core 1.3 GHz Cortex-A7
Chipset Exynos 7580 Octa Exynos 3475 Quad
GPU Mali-T720MP2 Mali-T720
MEMORY
RAM 1GB 1GB
Storage 8GB 8GB
Card Slot up to 128 GB (dedicated slot) Up to 64 GB
DISPLAY
Size 5.5 inches 4.7 inches
Type IPS LCD capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Resolation 720 x 1280 pixels 540 x 960 pixels
PPI 267 ppi pixel density 234 ppi pixel density
Multi touch Yes Yes
Protection - -
CAMERA
Primary 13 MP, autofocus 5MP
Video Yes, 720p@30fps Yes, 1080p@30fps
Flash Led flash LED flash
Features Yes Geo-tagging, touch focus, face detection
Selfie Yes 5 MP Yes, 2MP
BATTERY
Battery Li-Ion Li-Ion battery
Capacity 3000 mAh 2000 mAh
Removable Yes Yes
StandBy - -
Talk Time Up to 18 h (3G) Up to 11 h (3G)
Music Play Up to 76 h Up to 41 h
Browsing - -
Video Playback - -
F Charging - -
W Charging - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 900 / 2100 SIM 1 & SIM 2 HSDPA 850 / 900 / 1900 / 2100 - J200G, J200GU, J200F, J200Y
HSDPA 850 / 900 / 2100 - J200H
4G Network LTE band 1(2100), 3(1800), 7(2600), LTE band 38(2600), 39(1900), 40(2300), 41(2500) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J200F
LTE band 1(2100), 3(1800), 5(850), 8(900), 20(800), 40(2300) - J200G
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900) - J200GU
LTE band 1(2100), 3(1800), 5(850), 7(2600),
Speed HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
5G - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
BlueTooth Yes, v4.0 with A2DP v4.1, A2DP
USB Yes, microUSB v2.0 microUSB v2.0, USB On-The-Go
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS
NFC - Yes (market dependent)
Audio jeck - Yes, 3.5 mm
OTHERS
Sensors Accelerometer, proximity Accelerometer, proximity
Radio FM radio FM radio, RDS, recording
SARUS - 1.18 W/kg (head), 1.27 W/kg (body)
SAREU - 0.57 W/kg (head), 0.45 W/kg (body)
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