Samsung Galaxy J3 vs Samsung Galaxy J2 vs LG G3

BASIC INFO
Model No Galaxy J3 Galaxy J2 D855 (Europe); D850 (AT&T); D851 (T-Mobile); D852 (Canada)
Status Available. Released 2016, January Discontinued Available. Released 2014, June
Release Date 2015, 2015, September 2014, May
Dimension 142.3 x 71 x 7.9 mm (5.60 x 2.80 x 0.31 in) 136.5 x 69 x 8.4 mm (5.37 x 2.72 x 0.33 in) 146.3 x 74.6 x 8.9 mm (5.76 x 2.94 x 0.35 in)
Weight 138 g (4.87 oz) 129 g (4.55 oz) 149 g (5.26 oz)
Colors White, Black, Gold White, Black, Gold Metallic Black, Silk White, Shine Gold, Moon Violet, Burgundy Red, Blue Steel
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) Micro-SIM
Technology GSM / HSPA / LTE GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v5.1 (Lollipop) Android OS, v5.1 (Lollipop) Android OS, v4.2.2 (Jelly Bean)
PROSESSING
Processor Quad-core 1.2 GHz Cortex-A7 Quad-core 1.3 GHz Cortex-A7 Quad-core 2.5 GHz Krait 400
Chipset Spreadtrum SC8830 Exynos 3475 Quad Qualcomm MSM8974AC Snapdragon 801
GPU Mali-400 Mali-T720 Adreno 330
MEMORY
RAM 1.5GB 1GB 2GB
Storage 8/16GB 8GB 16GB
Card Slot up to 128 GB (dedicated slot) Up to 64 GB up to 128 GB (dedicated slot)
DISPLAY
Size 5 inches 4.7 inches 5.5 inches
Type Super Amoled LCD capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors True HD-IPS + LCD capacitive touchscreen, 16M colors
Resolation 720 x 1280 pixels 540 x 960 pixels 2560 x 1440 pixels
PPI 294 ppi pixel density 234 ppi pixel density 534 ppi pixel density
Multi touch Yes Yes Yes
Protection - - Corning Gorilla Glass 3
CAMERA
Primary 8 MP, f/2.2, autofocus, J3109, J320F
5 MP, autofocus, - J320P
5MP 13 MP, 4128 x 3096 pixels, autofocus
Video 1080p video capture, plus a 5MP/1080p selfie camera. Yes, 1080p@30fps Yes, 2160p@30fps, 1080p@60fps, HDR, stereo sound rec., video stabilization
Flash Led flash LED flash LED flash
Features Geo-tagging, touch focus, face detection, HDR Geo-tagging, touch focus, face detection 1/3 sensor size, 1.12 µm pixel size, geo-tagging, touch focus, face/smile detection, panorama, HDR
Selfie 5 MP, f/2.2, 720p@30fps - J3109, J320F
2 MP - J320P
Yes, 2MP Yes, 2.1 MP, 1080p@30fps
BATTERY
Battery Li-Ion Li-Ion battery Li-Ion
Capacity 2600 mAh 2000 mAh 3000 mAh
Removable Yes Yes Yes
StandBy Up to 349 h - Up to 565 h (2G) / Up to 553 h (3G)
Talk Time Up to 22 h Up to 11 h (3G) Up to 19 h (2G) / Up to 21 h (3G)
Music Play Up to 77 h Up to 41 h -
Browsing - - -
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 - all versions
3G Network HSDPA 850 / 900 / 1900 / 2100 - J320F, J3109 HSDPA 850 / 900 / 1900 / 2100 - J200G, J200GU, J200F, J200Y
HSDPA 850 / 900 / 2100 - J200H
HSDPA 850 / 900 / 1900 / 2100 - D855
HSDPA 850 / 1900 / 2100 - D850
HSDPA 850 / 1700 / 1900 / 2100 - D851
HSDPA 850 / 1900 / 2100 - D852
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J320F
LTE band 1(2100), 3(1800), 7(2600), 41(2500) - J3109
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),
LTE band 2(1900), 4(1700/2100), 7(2600), 17(700) - D851
LTE 700 / 800 / 900 / 1800 / 2100 / 2300 / 2600 - D855
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 17(700), 29(700) - D850
LTE 700 / 850 / 1900 / 1700 / 2600 - D
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/21.1 Mbps, 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, Wi-Fi Direct, DLNA, hotspot
BlueTooth v4.1, A2DP v4.1, A2DP v4.0, A2DP, LE, apt-X
USB microUSB v2.0, USB On-The-Go microUSB v2.0, USB On-The-Go Yes, microUSB v2.0 (SlimPort), USB On-the-go, USB Host
GPS Yes, with A-GPS, GLONASS/ BDS (region dependent) Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
NFC No Yes (market dependent) Yes
Audio jeck Yes, 3.5mm Yes, 3.5 mm Yes, 3.5mm
OTHERS
Sensors Accelerometer, proximity Accelerometer, proximity Accelerometer, gyro, proximity, compass
Radio FM radio, RDS, recording FM radio, RDS, recording Stereo FM radio, RDS - D855 model only
SARUS 1.17 W/kg (head) 1.12 W/kg (body) 1.18 W/kg (head), 1.27 W/kg (body) 0.39 W/kg (head) 0.48 W/kg (body)
SAREU 0.48 W/kg (head) 0.42 W/kg (body) 0.57 W/kg (head), 0.45 W/kg (body) 0.23 W/kg (head)
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