Samsung Galaxy A8 vs Samsung Galaxy A8 32GB vs Samsung Galaxy A7 Dual SIM

BASIC INFO
Model No Galaxy A8 - A7000, A7009, A700H, A700YD
Status Available. Exp. release 2015, Q3 Available. Released 2015, February
Release Date 2015, August 2015, July 2015, January
Dimension 158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) 158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) 151 x 76.2 x 6.3 mm (5.94 x 3.00 x 0.25 in)
Weight 151 g 151 g 141 g (4.97 oz)
Colors Pearl White, Midnight Black, Champagne Gold Pearl White, Midnight Black, Champagne Gold Pearl White, Midnight Black, Champagne Gold
Body Metrial - - -
W & D Proof - - -
SIM Type Nano-SIM - Dual SIM (Nano-SIM, dual stand-by)
Technology GSM / HSPA / LTE - GSM / HSPA / LTE
OS Android OS, v5.1.1 (Lollipop), upgradable to v6.0 (Marshmallow) Android OS, v5.0.2 (Lollipop) Android OS, v 4.4.2 (KitKat)
PROSESSING
Processor Quad-core 1.8 GHz Cortex-A53 & quad-core 1.3 GHz Cortex-A53 Qualcomm Snapdragon 615 Quad core 1.5 GHz Cortex A53 and Quad core 1.0GHz Cortex A53 Octa core Proce Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53
Chipset Qualcomm MSM8939 Snapdragon 615 - Qualcomm MSM8939 Snapdragon 615
GPU Adreno 405 - Adreno 405
MEMORY
RAM 2GB - 2GB
Storage 16GB - 16GB
Card Slot Up to 256 GB 32GB Storage, 2GB RAM, microSD, up to 64 GB up to 64 GB (dedicated slot)
DISPLAY
Size 5.7 inches 1080 x 1920 pixels 5.7 inches with 401 ppi pixel density 5.5 Inches
Type Super Amoled capacitive touchscreen, 16M colors Super Amoled capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Resolation 1080 x 1920 pixels - 1080 x 1920 pixels
PPI 386 ppi pixel density - 401 ppi pixel density
Multi touch Yes - Yes
Protection Corning Gorilla Glass 4 - Corning Gorilla Glass 4
CAMERA
Primary 16 MP 16 MP Dual Lens, 3456 x 4608 pixels, optical image stabilization, autofocus, triple-LED flash, Geo-tagging, touch focus, face detection, panorama, HDR 13 MP, f/2.0, 28mm, autofocus
Video 1080p@30fps, check quality Yes, 720p@30fps 1080p@30fps
Flash - - Led flash
Features Geo-tagging, touch focus, face detection, panorama, HDR - Geo-tagging, touch focus, face detection, panorama, HDR
Selfie Yes 5 MP Yes 5 MP 5 MP, f/2.2, 23mm, 1080p
BATTERY
Battery Li-Ion Non-removable Li-Ion 3050 mAh battery Li-Ion
Capacity 3050 mAh - 2600 mAh
Removable Non-removable - Non-removable
StandBy - - -
Talk Time Up to 17 h (3G) - Up to 17 h (3G)
Music Play Up to 51 h - Up to 54 h
Browsing HTML5 - -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - A700YD, A700H
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) LTE 800 / 900 / 1800 / 2600 LTE band 1(2100), 3(1800), 7(2600), 8(900), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - A700YD
Speed HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps - HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot
BlueTooth v4.1, A2DP, EDR, LE V4.0 with A2DP v4.0, A2DP, EDR, LE
USB microUSB v2.0 MicroUSB v2.0 MicroUSB v2.0
GPS Yes, with A-GPS, GLONASS/ BDS (market dependant) Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS/ BDS (market dependant)
NFC Yes - Yes (A700YD)
Audio jeck Yes, 3.5mm Jack - Yes, 3.5mm
OTHERS
Sensors Fingerprint, accelerometer, proximity, compass - Accelerometer, proximity, compass
Radio FM radio, RDS, recording FM radio FM radio
SARUS - - 1.25 W/kg (head) 1.05 W/kg (body)
SAREU - - 0.29 W/kg (head) 0.39 W/kg (body)
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