Samsung Galaxy Core Prime vs Samsung Galaxy J2 vs Samsung Galaxy A3 Dual SIM

BASIC INFO
Model No Galaxy Core Prime Galaxy J2 Galaxy A3 Dual SIM
Status Available. Discontinued Available.
Release Date 2014, November 2015, September 2014, October
Dimension 130.8 x 67.9 x 8.8 mm (5.15 x 2.67 x 0.35 in) 136.5 x 69 x 8.4 mm (5.37 x 2.72 x 0.33 in) 130.1 x 65.5 x 6.9 mm (5.12 x 2.58 x 0.27 in)
Weight 130 g (4.59 oz) 129 g (4.55 oz) 110.3 g (3.88 oz)
Colors Black, White, Gray White, Black, Gold Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light Blue, Champagne Gold
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) Dual SIM (Nano-SIM, dual stand-by)
Technology GSM/HSPA/LTE GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v4.4.4 (KitKat), upgradable to v5.1.1 (Lollipop) Android OS, v5.1 (Lollipop) Android OS, v4.4.4 (KitKat), upgradable to v5.0.2 (Lollipop)
PROSESSING
Processor Quad-core 1.2 GHz Cortex-A53 Quad-core 1.3 GHz Cortex-A7 Quad-core 1.2 GHz Cortex-A53
Chipset Qualcomm MSM8916 Snapdragon 410 Exynos 3475 Quad Qualcomm MSM8916 Snapdragon 410
GPU Adreno 306 Mali-T720 Adreno 306
MEMORY
RAM 1 GB 1GB 1GB
Storage 8 GB 8GB 4GB
Card Slot microSD, up to 64 GB Up to 64 GB up to 64 GB (dedicated slot)
DISPLAY
Size 4.5 inches 4.7 inches 4.5 inches
Type Capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Resolation 480 x 800 pixels, 540 x 960 pixels 540 x 960 pixels
PPI 207 ppi pixel density 234 ppi pixel density 245 ppi pixel density
Multi touch Yes Yes Yes
Protection - - Corning Gorilla Glass 4
CAMERA
Primary 5 MP, 5MP 8 MP, f/2.4, 31mm, autofocus
Video Yes, 720p@30fps Yes, 1080p@30fps 1080p@30fps
Flash - LED flash Led flash
Features Geo-tagging, touch focus, face detection Geo-tagging, touch focus, face detection Geo-tagging, touch focus, face detection, panorama
Selfie Yes 2 MP Yes, 2MP 5 MP, f/2.2, 23mm
BATTERY
Battery Li-Ion battery Li-Ion battery Li-Ion
Capacity 2000 mAh 2000 mAh 1900 mAh
Removable Removable Yes Non-removable
StandBy - - -
Talk Time Up to 13 h (3G) Up to 11 h (3G) -
Music Play Up to 60 h Up to 41 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 / 2100 - G360F HSDPA 850 / 900 / 1900 / 2100 - J200G, J200GU, J200F, J200Y
HSDPA 850 / 900 / 2100 - J200H
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700) - G360G 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 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800)
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 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 b/g/n, Wi-Fi Direct, hotspot
BlueTooth v4.0, A2DP v4.1, A2DP v4.0, A2DP, EDR, LE
USB Yes, microUSB v2.0 microUSB v2.0, USB On-The-Go MicroUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
NFC Yes Yes (market dependent) Yes
Audio jeck 3.5mm Jack Yes, 3.5 mm Yes, 3.5mm
OTHERS
Sensors Accelerometer, proximity Accelerometer, proximity Accelerometer, proximity, compass
Radio FM radio FM radio, RDS, recording FM radio
SARUS 0.70 W/kg (head) 1.07 W/kg (body) 1.18 W/kg (head), 1.27 W/kg (body) -
SAREU 0.60 W/kg (head) 0.40 W/kg (body) 0.57 W/kg (head), 0.45 W/kg (body) 0.24 W/kg (head) 0.30 W/kg (body)
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