Phone Comparison - Amazon Fire HD 8 vs Samsung Galaxy A20 vs Samsung Galaxy A31

general General Info

Manufacturer Amazon Samsung Samsung
Announced September 2015 March 2019 2020, March 24
Status Available - September 2015 Coming Soon - April 2019 Coming Soon - April 2020
Price Rs. 6,133 ($89.99) [Similarly Priced] - -
Colors Black, Magenta, Blue, Tangerine Blue, Black Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Form Factor Candybar Candybar Candybar
Dimension 214 x 128 x 7.7 mm
(8.43 x 5.04 x 0.3 in)
- 159.3 x 73.1 x 8.6 mm
(6.27 x 2.88 x 0.34 in)
Weight 311 g (10.97 oz) - 185 g (6.53 oz)
SIM Type - Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network N/A GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network N/A HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE LTE (unspecified)
Messaging , Push Mail, EMail, IM
Build Features Dolby Atmos Dual Stereo Speakers - Fingerprint Sensor
- Fingerprint Sensor (under display, optical)

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop), Fire OS 5 Android 9.0 (Pie) Android 10.0
Processor Dual-core 1.5 GHz & dual-core 1.2 GHz, Mediatek MT8135 Octa-core (2x1.6 GHz & 6x1.35 GHz), Exynos 7884 Octa Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55), Mediatek MT6768 Helio P65 (12nm)
GPU PowerVR G6200 - Mali-G52 MC2
RAM 1 GB 3 GB 6 GB
Internal Memory 8/16 GB 32 GB 128 GB
External Memory microSD, up to 128 GB microSD, up to 512 GB (dedicated slot) microSDXC

display Display

Type IPS LCD capacitive touchscreen Super AMOLED Capacitive Touchscreen Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 8.0 inches 6.4 inches 6.4 inches
Resolution 800 x 1280 pixels (189 ppi) 720 x 1560 pixels (268 ppi) 1080 x 2400 pixels (411 ppi)
Screen-to-Body Ratio 67.52% - 85.01%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No FM radio -
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592 х 1944 pixels 13 MP + 5 MP 48 MP + 8 MP + 5 MP + 5 MP
Flash No LED Flash LED flash
Features Yes 13 MP, f/1.9, 28mm (wide), AF
5 MP, f/2.2, depth sensor
Panorama, HDR
48 MP, f/2.0, (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
5 MP, f/2.4, (depth)
panorama, HDR
Video Yes 1080p@30fps 1080p@30fps
Front Camera VGA, 720p [Similar] 8 MP, f/2.0 [Similar] 20 MP, f/2.2, 0.8µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS No Yes Yes
Edge No Yes Yes
3G No HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE-A
Bluetooth v4.0 4.2, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n 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, hotspot
USB microUSB v2.0 microUSB 2.0 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser HTML5 Yes Yes

memory User Memory

Internal 8/16 GB, 1 GB RAM 32 GB, 3 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1)
Expandable Storage microSD, up to 128 GB microSD, up to 512 GB (dedicated slot) microSDXC
USB OTG - Supported Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor not present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC supported NFC not supported

battery Battery

Type - Non-removable Li-Po Battery Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 4750 mAh 4000 mAh 5000 mAh
Stand by - - -
Talk Time Up to 8 h (multimedia) - -