TCL 20S vs Xiaomi Black Shark 2 Pro

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 38, 40, 41, 66

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 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 Cat18, 1200 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS LCD

Super AMOLED
Physical size

6.67 inches

6.39 inches
Resolution

1080 x 2400 pixels

1080 x 2340 pixels
Pixel density

395 ppi

403 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

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

-

Yes
Display features

Eye comfort mode

Always-on display, 100% DCI-P3, HDR10

Main camera
Camera type

Quad

Dual
Main camera

(wide) , 64 MP, f/1.8 , 26 mm, 1/2.0" , 0.7 µm

48 MP, f/1.8 , 1/2" , 0.8 µm, 2x optical zoom
(ultrawide) , 8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm

12 MP, f/2.2 , 1.0 µm
(macro) , 2 MP, f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

8000 x 6000 pixels
Primary camera video

4K@30fps, 1080p@30/120fps

2160p@30/60fps, 1080p@30/60fps, 720p@1920fps
Primary camera flash

LED flash

dual LED flash
Camera features

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

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, phase detection

Selfie camera
Selfie camera type

Single

-
Selfie camera

(wide) , 16 MP, f/2.2 , 28 mm, 1/3.06" , 1.0 µm

20 MP, f/2.0 , 0.9 µm
Selfie camera resolution

4608 x 3456 pixels

5184 x 3880 pixels
Selfie camera video

1080p@30fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 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 2.0

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

Yes

-
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

-

Yes
QZSS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, proximity

Accelerometer, barometer, compass, fingerprint, hall, gyroscope, light, proximity, in-display optical fingerprint sensor