Sharp Aquos S3 vs Xiaomi Redmi K20 Pro Premium

Sharp Aquos S3

Xiaomi Redmi K20 Pro Premium

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE-A
LTE-A speed

LTE-A, (2CA) Cat6, 300 Mbps download, 50 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal

Aluminium alloy, glass
SIM

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

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

148.2 mm

156.7 mm
Width

74.2 mm

74.3 mm
Thickness

8 mm

8.8 mm
Weight

165.4 g

191 g
Colors

Black, Blue, Gold

Black, Blue, Red, Honey, White

Display
Display type

IGZO IPS LCD capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

6.0 inches

6.39 inches
Resolution

1080 x 2160 pixels

1080 x 2340 pixels
Pixel density

402 ppi

403 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6
Multitouch

Yes

Yes
Display features

-

HDR10, DCI-P3, Always-on-display

Main camera
Camera type

Dual

Triple
Main camera

12 MP, f/1.8 , 1/2.55" , 1.4 µm, 2x optical zoom

48 MP, f/1.8 , 1/2" , 0.8 µm, 2x optical zoom , 26 mm
13 MP

8 MP, f/2.4 , 53 mm, 1/4" , 1.12 µm
13 MP, f/2.4 , 12 mm, 1/3" , 1.12 µm
Primary camera resolution

4032 x 3024 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps

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

dual-pixel phase detection autofocus

-
Primary camera flash

dual-LED (dual tone) flash

LED flash
Camera features

Geo-tagging, HDR, face detection, panorama, touch focus

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, RAW

Connectivity
WLAN

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

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

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

Yes

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

-

Yes

Features
Messaging SMS

SMS(threaded view)

-
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging IM

IM

-
Messaging Push Email

Push Email

-
Sensors

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

Accelerometer, barometer, compass, fingerprint, gyroscope, hall, proximity, step counter, step detector, in-display fingerprint sensor