Xiaomi Mi A3 4GB/64GB

Realme 8 8GB/128GB

os

Android 9.0 (Pie); Android One

Android 11, Realme UI 2.0

RAM

4 GB

8 GB

ROM

64 GB

128 GB

expandable

256 GB

512 GB

CPU

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

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

GPU

Adreno 610

Mali-G76 MC4

SoC

Qualcomm SDM665 Snapdragon 665 (11 nm)

Mediatek Helio G95 (12 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", 0.8m, PDAF
8 MP, (ultrawide), f/2.2, 1.12m
2 MP, f/2.4, depth sensor

Quad:
64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8m, PDAF
8 MP, f/2.3, 119, 16mm (ultrawide), 1/4.0", 1.12m
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)

secondary

32 MP, f/2.0, 0.8m

16 MP, f/2.5, (wide), 1/3.0", 1.0m

video

4K@30fps, 1080p@30/60/120fps, gyro-EIS

capacity

4030mAh

5000mAh

charging

Fast battery charging 18W (Quick Charge 3)

Fast charging 30W

type

Li-Polymer (non-removable)

Li-Polymer (non-removable)

dimension

153.5 x 71.9 x 8.5 mm

160.6 x 73.9 x 8 mm

display

Super AMOLED capacitive touchscreen, 16M colors, 88.7 cm2 (~80.3% screen-to-body ratio)

Super AMOLED, 1000 nits (peak)

protection

Corning Gorilla Glass 5

resolution

720 x 1560 pixels, 19.5:9 ratio (~286 ppi density)

1080 x 2400 pixels, 20:9 ratio (~411 ppi density)

screen

6.01"

6.4"

weight

173.8 gm

177 gm

GPS

Yes, with A-GPS, GLONASS, BDS

USB

2.0, Type-C 1.0 reversible connector

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

bluetooth

5.0, A2DP, LE, aptX HD

5.1, A2DP, LE

internet

GSM / HSPA / LTE

2G/3G/4G

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, recording

FM radio

general

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

sensors

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

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