Sony Xperia Z2

Xiaomi Redmi K20 Pro

browser

java

Yes, via Java MIDP emulator

os

Android M OS 6.0

Android 9.0 (Pie); MIUI 10

RAM

3 GB

8 GB

ROM

16 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

Adreno 330

Adreno 640

SoC

Qualcomm MSM8974AB Snapdragon 801

Qualcomm SDM855 Snapdragon 855 (7 nm)

number of cores

4core

8core

speed

2.3 GHz Krait 400

General

20.7 Megapixel || Video: Yes, 2160p, 30fps Secondary 2.2 Megapixel

Video

3GPP, MP4, M4V, MKV, AVI, XVID, WEBM

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

features

Dual-LED flash, HDR, panorama

primary

20.7 MP AF

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

2.2 MP AF

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

Stand By

690 Hour(2G), 740 Hour(3G)

Talk Time

15 Hour(2G), 19 Hour(3G)

capacity

3200mAh

4000mAh

type

Li-Ion (non-removeable)

Li-Polymer (non-removable)

Display

IPS LCD 1080 x 1920 pixels (~424 ppi pixel density)

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

Weight

163 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

5.2"

6.39"

USB

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

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

bluetooth

v4.0, A2DP

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, 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

Accelerometer, gyro, proximity, compass, barometer, GPS, A-GPS, GLONAS

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