Samsung Galaxy Note 4

Xiaomi Redmi K20 Pro

browser

java

Yes, via Java MIDP emulator

os

Android M OS 6.0.1

Android 9.0 (Pie); MIUI 10

RAM

3 GB

8 GB

ROM

32 GB

256 GB

expandable

128 GB

CPU

Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)

GPU

Mali-T760 MP6

Adreno 640

SoC

Exynos 5433

Qualcomm SDM855 Snapdragon 855 (7 nm)

number of cores

8core

8core

speed

4x1.3 GHz Cortex-A53 & 4x1.9 GHz Cortex-A57

features

Dual-LED flash, HDR, panorama

primary

16 MP AF OIS

Triple:
48 MP, f/1.8, 26mm (wide), 1/2", 0.8m, PDAF/Laser AF
8 MP, f/2.4, 53mm (telephoto), 1/4", 1.12m, PDAF/Laser AF, 2x optical zoom
13 MP, f/2.4, 12mm (ultrawide), 1/3", 1.12m

secondary

3.7 MP AF

Motorized pop-up 20 MP, f/2.2, 0.8m

video

2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps

Stand By

Talk Time

capacity

3220mAh

4000mAh

type

Li-Ion

Li-Polymer (non-removable)

Display

Super AMOLED 1440 x 2560 pixels (~518 ppi pixel density)

Super AMOLED capacitive touchscreen, 16M colors, 100.2 cm2 (~86.1% screen-to-body ratio)

Weight

176 gm

191 gm

dimension

156.7 x 74.3 x 8.8 mm

protection

Corning Gorilla Glass 5

resolution

1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

screen

5.7"

6.39"

USB

microUSB v2.0 (MHL 3), USB Host, USB On-the-go

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

bluetooth

v4.1, A2DP, EDR, LE

5.0, A2DP, LE, aptX HD

internet

2G/3G/4G/LTE

wifi

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

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

radio

FM Radio

general

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

sensors

Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer, gesture, UV, heart rate, SpO2, GPS, A-GPS, GLONASS, BDS

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