vivo Y51 8GB/128GB

Xiaomi Redmi Note 11 6GB+128GB

os

Android 11, Funtouch 11

Android 11, MIUI 13

RAM

8 GB

6 GB

ROM

128 GB

128 GB

expandable

512 GB

512 GB

CPU

Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)

Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)

GPU

Adreno 610

Adreno 610

SoC

Qualcomm SDM665 Snapdragon 665 (11 nm)

Qualcomm SM6225 Snapdragon 680 4G (6 nm)

number of cores

8core

8core

features

LED flash, HDR, panorama

LED flash, HDR, panorama

primary

Triple:
48 MP, f/1.8, (wide), 1/2.0", 0.8m, PDAF
8 MP, f/2.2, 120, (ultrawide), 1/4.0", 1.12m
2 MP, f/2.4, (macro)

Quad:
50 MP, f/1.8, 26mm (wide), 1/2.76", 0.64m, PDAF
8 MP, f/2.2, 118 (ultrawide), 1/4", 1.12m
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)

secondary

16 MP, f/2.0, (wide), 1/3.06" 1.0m

13 MP, f/2.4, (wide), 1/3.1", 1.12m

video

4K@30fps, 1080p@30fps, gyro-EIS

1080p@30fps

capacity

5000mAh

5000mAh

charging

Fast charging 18W

Fast charging 33W, Quick Charge 3+

type

Li-Polymer (non-removable)

Li-Polymer (non-removable)

dimension

163.9 x 75.3 x 8.4 mm

159.9 x 73.9 x 8.1 mm

display

IPS LCD

AMOLED, 90Hz, 700 nits, 1000 nits (peak)

resolution

1080 x 2408 pixels, 20:9 ratio (~401 ppi density)

1080 x 2400 pixels, 20:9 ratio (~409 ppi density)

screen

6.58"

6.43"

weight

188 gm

179 gm

GPS

Yes, with A-GPS, GLONASS, GALILEO, BDS

Yes, with A-GPS, GLONASS, BDS, GALILEO

NFC

No

Yes (market/region dependent)

USB

USB Type-C 2.0, USB On-The-Go

USB Type-C 2.0, USB On-The-Go

bluetooth

5.0, A2DP, LE

5.0, A2DP, LE

internet

2G/3G/4G LTE

4G/LTE

wifi

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

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

radio

FM radio

FM Radio

sensors

Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Fingerprint (side-mounted), accelerometer, gyro, compass