vivo Y20

Xiaomi Redmi 9

os

Android 10, Funtouch 10.5

Android 10, MIUI 12

RAM

4 GB

4 GB

ROM

64 GB

64 GB

expandable

256 GB

microSDXC (dedicated slot) GB

CPU

Octa-core (4x1.8 GHz Kryo 240 & 4x1.6 GHz Kryo 240)

Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)

GPU

Adreno 610

Mali-G52 MC2

SoC

Qualcomm SM4250 Snapdragon 460 (11 nm)

Mediatek Helio G80 (12 nm)

number of cores

8core

8core

features

LED flash, HDR

featurues

HDR

primary

Triple:
13 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)

Quad:
13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12m, PDAF
8 MP, f/2.2, 118 (ultrawide), 1/4.0", 1.12m
5 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)

secondary

8 MP, (wide)

8 MP, f/2.0, 27mm (wide)

video

1080p@30fps

1080p@30fps

capacity

5000mAh

5020mAh

charging

Fast charging 18W

Fast charging 18W

type

Li-Polymer (non-removable)

Li-Polymer (non-removable)

build

Glass front, plastic back, plastic frame

Glass front (Gorilla Glass 3), plastic back, plastic frame

color

Carbon Gray, Ocean Green, Blue

dimension

164.4 x 76.3 x 8.4 mm

163.3 x 77 x 9.1 mm

display

IPS LCD capacitive touchscreen, 16M colors

IPS LCD capacitive touchscreen, 16M colors

resolution

720 x 1600 pixels, 20:9 ratio (~270 ppi density)

1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)

screen

6.51"

6.53"

weight

192.3 gm

198 gm

USB

microUSB 2.0, USB On-The-Go

2.0, Type-C 1.0 reversible connector, USB On-The-Go

bluetooth

5.0, A2DP, LE

5.0, A2DP, LE

internet

2G/3G/4G/LTE

GSM / HSPA / LTE

wifi

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot

radio

FM Radio

Wireless FM radio (no wired headphones required)

sensors

Fingerprint (side-mounted), accelerometer, proximity

Fingerprint (rear-mounted), accelerometer, proximity, compass