Phone Comparison - Samsung Galaxy A10 vs Samsung Galaxy A20 vs Samsung Galaxy A31

general General Info

Manufacturer Samsung Samsung Samsung
Announced February 2019 March 2019 2020, March 24
Status Coming Soon - March 2019 Coming Soon - April 2019 Coming Soon - April 2020
Colors Blue, Black, Red Blue, Black Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Form Factor Candybar Candybar Candybar
Dimension - - 159.3 x 73.1 x 8.6 mm
(6.27 x 2.88 x 0.34 in)
Weight - - 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) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) 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 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE LTE (unspecified)
Messaging
Build Features - - Fingerprint Sensor
- Fingerprint Sensor (under display, optical)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 9.0 (Pie) Android 10.0
Processor Octa-core 1.6 GHz, Exynos 7884 Octa 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 Mali-G71 - Mali-G52 MC2
RAM 2 GB 3 GB 6 GB
Internal Memory 32 GB 32 GB 128 GB
External Memory microSD, up to 512 GB (dedicated slot) 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 6.2 inches 6.4 inches 6.4 inches
Resolution 720 x 1520 pixels (271 ppi) 720 x 1560 pixels (268 ppi) 1080 x 2400 pixels (411 ppi)
Screen-to-Body Ratio - - 85.01%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio -
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP 13 MP + 5 MP 48 MP + 8 MP + 5 MP + 5 MP
Flash LED Flash LED Flash LED flash
Features 13 MP, f/1.9, 28mm (wide), AF
Panorama, HDR
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 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP, f/2.0, LED flash, [Similar] 8 MP, f/2.0 [Similar] 20 MP, f/2.2, 0.8µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE-A
Bluetooth 4.2, A2DP, LE 4.2, A2DP, LE 5.0, A2DP, LE
Wi-Fi 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 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB microUSB 2.0 microUSB 2.0 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes

memory User Memory

Internal 32 GB, 2 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 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSDXC
USB OTG Not Supported Supported Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor not present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor not present gyroscope sensor not present gyroscope sensor present
NFC NFC not supported NFC supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Non-removable Li-Po Battery Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 3400 mAh 4000 mAh 5000 mAh
Stand by - - -
Talk Time - - -