Product
Vivo Y20s [G]
Vivo Y20s [G]
Samsung Galaxy On8
Samsung Galaxy On8
Battery
Charging 18W wired -
Music play - Up to 82 h
Talk time - Up to 17 h (3G)
Type 5000 mAh Li-Ion 3300 mAh, removable
Body
Build Glass front, plastic back, plastic frame -
Dimensions 164.4 x 76.3 x 8.4 mm (6.47 x 3.00 x 0.33 in) 151.7 x 76 x 7.8 mm (5.97 x 2.99 x 0.31 in)
SIM Nano-SIM + Nano-SIM Dual SIM (Micro-SIM, dual stand-by)
Weight 192.3 g (6.77 oz) 169 g (5.96 oz)
Comms
Bluetooth 5.0, A2DP, LE 4.1, A2DP
NFC No Yes
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS
Radio FM radio FM radio, RDS, recording
USB microUSB 2.0, OTG microUSB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Size 6.51 inches, 102.3 cm2 (~81.6% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~72.3% screen-to-body ratio)
Type IPS LCD Super AMOLED
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Accelerometer, proximity
  - ANT+
Launch
Announced 2021, April 10 2016, September. Released 2016, October
Status Available. Released 2021, April 10 Discontinued
Main Camera
Features LED flash, HDR LED flash, panorama, HDR
Single - 13 MP, f/1.9, 28mm (wide), AF
Triple 13 MP, f/2.2, (wide), PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 128GB 4GB RAM, 128GB 6GB RAM 16GB 3GB RAM
  eMMC 5.1 eMMC 5.0
Misc
Colors Obsidian Black, Purist Blue White, Black, Gold
Models V2038 SM-J710FN
SAR - 0.22 W/kg (head)    
SAR EU - 0.47 W/kg (head)     1.78 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 5, 8, 28, 38, 40, 41 1, 3, 5, 7, 40
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek MT6769V/CU Helio G80 (12 nm) Exynos 7580 Octa (28 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core 1.6 GHz Cortex-A53
GPU Mali-G52 MC2 Mali-T720MP2
OS Android 11, Funtouch 11 Android 6.0.1 (Marshmallow)
Selfie camera
Features - LED flash
Single 8 MP, f/1.8, (wide) 5 MP, f/1.9
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes