Samsung Galaxy A8 32GB vs Samsung Galaxy A9 vs Samsung Galaxy S6

BASIC INFO
Model No - Galaxy A9 Galaxy S6
Status Exp. release 2015, Q3 Available Available.
Release Date 2015, July 2015, December 2015, April
Dimension 158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) 161.9 x 81.3 x 7.3 mm (6.37 x 3.20 x 0.29 in) 143.4 x 70.5 x 6.8 mm (5.65 x 2.78 x 0.27 in)
Weight 151 g 200 grams 138 g (4.87 oz)
Colors Pearl White, Midnight Black, Champagne Gold Pearl White, Midnight Black, Champagne Gold White Pearl, Black Sapphire, Gold Platinum, Blue Topaz
Body Metrial - - -
W & D Proof - - -
SIM Type - Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) Nano-SIM
Technology - GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v5.0.2 (Lollipop) Android OS, v5.1.1 (Lollipop). upgradeable Android OS, v6.0 marshmallow Android OS, v5.0.2 (Lollipop), upgradable to v6.0.1 (Marshmallow)
PROSESSING
Processor Qualcomm Snapdragon 615 Quad core 1.5 GHz Cortex A53 and Quad core 1.0GHz Cortex A53 Octa core Proce Quad-core 1.8 GHz Cortex-A72 & quad-core 1.2 GHz Cortex-A53 Quad-core 1.5 GHz Cortex-A53 & Quad-core 2.1 GHz Cortex-A57
Chipset - Qualcomm MSM8976 Snapdragon 652 Exynos 7420 Octa
GPU - Adreno 510 Mali-T760MP8
MEMORY
RAM - 3 GB 3GB
Storage - 32 GB 32/64/128GB
Card Slot 32GB Storage, 2GB RAM, microSD, up to 64 GB Up to 128 GB No
DISPLAY
Size 1080 x 1920 pixels 5.7 inches with 401 ppi pixel density 6 inches 5.1 inches
Type Super Amoled capacitive touchscreen, 16M colors Super Amoled capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors, Fingerprint sensor (PayPal certified) - IP67 certi
Resolation - 1080 x 1920 pixels 2560 x 1440 pixels
PPI - 367 ppi pixel density 577 ppi Pixel density
Multi touch - Yes Yes
Protection - Corning Gorilla Glass 4 Corning Gorilla Glass 4, TouchWiz UI
CAMERA
Primary 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 16 MP, 3456 x 4608 pixels
Video Yes, 720p@30fps 1080p@30fps 2160p@30fps, 1080p@60fps, 720p@120fps, HDR, dual-video rec.
Flash - Triple-LED flash Triple-LED Flash
Features - Geo-tagging, touch focus, face detection, panorama, HDR 1/2.6 sensor size, 1.12 µm pixel size, geo-tagging, touch focus, face detection, Auto HDR, panorama
Selfie Yes 5 MP Yes 8 MP 5 MP, 1080p@30fps, dual video call
BATTERY
Battery Non-removable Li-Ion 3050 mAh battery Li-Ion battery Li-Ion
Capacity - 4000 mAh 2550 mAh
Removable - Non-removable Non-removable
StandBy - - -
Talk Time - - Up to 17 h (3G)
Music Play - - Up to 49 h
Browsing - HTML5 -
Video Playback - - -
F Charging - No -
W Charging - No -
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) GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700 / 1900 / 2100 - G920T - G920A
4G Network LTE 800 / 900 / 1800 / 2600 LTE LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850) - G920F
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700) - G920T
LTE band
Speed - HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
BlueTooth V4.0 with A2DP V4.0 with A2DP v4.1, A2DP, LE, apt-X
USB MicroUSB v2.0 MicroUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, BDS
NFC - Yes Yes
Audio jeck - Yes, 3,5 mm Yes, 3.5mm
OTHERS
Sensors - Fingerprint, accelerometer, gyro, proximity, compass Fingerprint, accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Radio FM radio FM radio with RDS; recording No
SARUS - 1.19 W/kg (head), 1.33 W/kg (body) 1.15 W/kg (head) 1.16 W/kg (body)
SAREU - 0.18 W/kg (head), 0.55 W/kg (body) 0.38 W/kg (head) 0.50 W/kg (body)
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