Oppo F21 Pro vs TCL 20S

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 3, 5, 8, 38, 40, 41

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

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A, 391 Mbps download, 150 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Plastic
SIM

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

Nano-SIM
Height

159.9 mm

166.2 mm
Width

73.2 mm

76.9 mm
Thickness

7.5 mm

9.1 mm
Weight

175 g

199 g
Waterproof

IPX4

-
Dust proof

IPX4

-
Build features

RGB ring light around the camera (notifications, charging progress)

-
Colors

Black, Orange

Gray, Blue

Display
Display type

AMOLED

IPS LCD
Physical size

6.43 inches

6.67 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

409 ppi

395 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass 5

Scratch resistant, 2.5D curved glass screen
Display features

90Hz, 430 nits (typ), 600 nits (HBM), 800 nits (peak)

Eye comfort mode

Hardware
CPU

Octa-core

Octa-core
CPU

Quad-core 2.4 GHz Kryo 265 Gold

Quad-core 2.0 GHz Kryo 260 Gold
CPU(second)

quad-core 1.9 GHz Kryo 265 Silver

quad-core 1.8 GHz Kryo 260 Silver
Chipset

Qualcomm SM6225 Snapdragon 680 4G

Qualcomm SM6125 Snapdragon 665
GPU

Adreno 610

Adreno 610
Memory RAM

8 GB

4, 6 GB
Internal storage

128 GB

128, 256 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

-

1 TB
Storage

UFS 2.2

-

Main camera
Camera type

Triple

Quad
Main camera

(wide) , 64 MP, f/1.7 , 79˚ , 26 mm, 1/2.0" , 0.7 µm

(wide) , 64 MP, f/1.8 , 26 mm, 1/2.0" , 0.7 µm
(microscope) , 2 MP, f/3.3 , 65˚

(ultrawide) , 8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm
89˚ , (depth) , 2 MP, f/2.4 , 1.75 µm

(macro) , 2 MP, f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

9280 x 6920 pixels
Primary camera video

1080p@30fps, gyro-EIS

4K@30fps, 1080p@30/120fps
Primary camera flash

LED flash

LED flash
Camera features

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

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.4 , 24 mm, 1/2.74" , 0.7 µm

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

-

4608 x 3456 pixels
Selfie camera features

Face unlock, HDR

-
Selfie camera video

1080p@30fps, gyro-EIS

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
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

Yes

-
QZSS

Yes

-