Samsung Galaxy A8 vs Samsung Galaxy A3 2016 Edition vs Samsung Galaxy S7

BASIC INFO
Model No Galaxy A8 Galaxy A3 2016 edition Galaxy S7
Status Available. Available. Released 2015, December Available,
Release Date 2015, August 2015, December 2016, February 21
Dimension 158 x 76.8 x 5.9 mm (6.22 x 3.02 x 0.23 in) 134.5 x 65.2 x 7.3 mm (5.30 x 2.57 x 0.29 in) 142.4 x 69.6 x 7.9 mm (5.61 x 2.74 x 0.31 in)
Weight 151 g 132 g (4.66 oz) 152 g (5.36 oz)
Colors Pearl White, Midnight Black, Champagne Gold Black, White, Gold, Pink Black, White, Gold, Silver, Pink Gold
Body Metrial - - -
W & D Proof - - -
SIM Type Nano-SIM Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Technology GSM / HSPA / LTE GSM / HSPA / LTE 2G / 3G / 4G
OS Android OS, v5.1.1 (Lollipop), upgradable to v6.0 (Marshmallow) Android OS, v5.1 Loolypop Android OS, v6.0 marshmallow
PROSESSING
Processor Quad-core 1.8 GHz Cortex-A53 & quad-core 1.3 GHz Cortex-A53 Quad-core 1.5 GHz Cortex-A53 Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) and Octa-core (4x2.3 GHz Mongoose & 4x1.6 GHz Cortex-A53)
Chipset Qualcomm MSM8939 Snapdragon 615 Qualcomm MSM8916 Snapdragon 410 Exynos 7578 Qualcomm MSM8996 Snapdragon 820
GPU Adreno 405 Adreno 306 Mali-T720MP2 Adreno 530
MEMORY
RAM 2GB 1.5 GB 4GB
Storage 16GB 16 GB 32/64GB
Card Slot Up to 256 GB 16 GB Storage, 1.5GB RAM, microSD, up to 64 GB microSD, up to 256 GB
DISPLAY
Size 5.7 inches 4.7 inches 5.1 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 720 x 1280 pixels 1440 x 2560 pixels
PPI 386 ppi pixel density 312 ppi pixel density 577 ppi pixel density
Multi touch Yes Yes Yes
Protection Corning Gorilla Glass 4 Corning Gorilla Glass 4 Corning Gorilla Glass 4 Front and back panel
CAMERA
Primary 16 MP 13 MP 12 Mega pixels
Video 1080p@30fps, check quality Yes, 1080p@30fps 2160p@30fps, 1080p@60fps, 720p@120fps, HDR, dual-video rec.
Flash - LED flash LED flash
Features Geo-tagging, touch focus, face detection, panorama, HDR Geo-tagging, touch focus, face detection, panorama 1/2.5
Selfie Yes 5 MP Yes 5 MP 5 MP, 1080p@30fps, dual video call
BATTERY
Battery Li-Ion Li-Ion battery Li-Ion battery
Capacity 3050 mAh 2300 mAh 3000 mAh
Removable Non-removable Non-removable No
StandBy - - -
Talk Time Up to 17 h (3G) Up to 14 h (3G) Up to 22 h (3G)
Music Play Up to 51 h Up to 58 h Up to 62 h
Browsing HTML5 - HTML5
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 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)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - A310F, A310Y
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A310M
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - G930F
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - A310F
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 17(700), 28(700) - A310M (LTE Cat6)
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700), 38(
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - G930F
Speed HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps or LTE Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat9 450/50 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/ac, dual-band, Wi-Fi Direct, hotspot
BlueTooth v4.1, A2DP, EDR, LE V4.0 with A2DP v4.2, A2DP, LE, aptX
USB microUSB v2.0 MicroUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS, GLONASS/ BDS (market dependant) Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, BDS
NFC Yes Yes (LTE model only) Yes
Audio jeck Yes, 3.5mm Jack Yes, 3.5 mm Yes
OTHERS
Sensors Fingerprint, accelerometer, proximity, compass Accelerometer, proximity, compass Fingerprint, accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Radio FM radio, RDS, recording FM radio No
SARUS - - 1.40 W/kg (head) 1.59 W/kg (body)
SAREU - 0.49 W/kg (head) 0.62 W/kg (body) 0.41 W/kg (head) 0.62 W/kg (body)
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