Walton Primo ZX4

Samsung Galaxy A51

os

Android 11

Android 10.0; One UI 2

RAM

8 GB

6 GB

ROM

128 GB

128 GB

expandable

512 GB

512 GB

CPU

Octa-Core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)

Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)

GPU

ARM G76-3EE MC4 800MHz

Mali-G72 MP3

SoC

MediaTek MT6785V/CC Helio G90T (12 nm)

Exynos 9611 (10nm)

number of cores

8core

8core

features

LED flash, HDR, panorama

LED flash, panorama, HDR

primary

Five:
64 MP, f/1.8,(wide) PDAF
8 MP, f/2.0 (ultrawide)
5 MP, f/2.2, (macro)
2 MP, f/2.4 (depth)
2 MP, f/2.4, (telephoto or, B/W)

Quad:
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8m, PDAF
12 MP, f/2.2, 12mm (ultrawide)
5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12m
5 MP, f/2.2, (depth)

secondary

32 MP, f2.0, Wide Angle Primary Camera, PDAF

32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8m

video

1080p@30fps, 720p@30fps

2160p@30fps, 1080p@30/60/120fps; gyro-EIS

capacity

4000mAh

4000mAh

charging

Fast battery charging 15W

type

Li-Polymer (non-removable)

Li-Polymer (non-removable)

SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

build

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

dimension

157.05 x 76.44 x 8.5 mm

158.5 x 73.6 x 7.9 mm

display

IPS LCD capacitive touchscreen, 16M colors

Super AMOLED capacitive touchscreen, 16M colors, 102.0 cm2 (~87.4% screen-to-body ratio)

protection

Corning Gorilla Glass 3

resolution

1080 x 2400 pixels, 20:9 ratio (~405 ppi density)

screen

6.67"

6.5"

weight

193 gm

172 gm

GPS

Yes, with A-GPS

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

NFC

Yes

USB

USB Type-C 2.0, with OTG, OTA

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

2G/3G/4G/LTE

wifi

Wi-Fi 802.11 a/b/g/n/ac

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

radio

FM radio

FM Radio

sensors

Proximity Sensor, Light-sensor, GPSE-Compass

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, ANT+