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Google Pixel 4a vs TCL 20S

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.8 inches
6.7 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 444 PPI
2400 x 1080 pixels, 20:9 ratio, 395 PPI

Technology:

OLED

Refresh rate:

60Hz
60Hz

Screen-to-body:

82.53 %
84.02 %

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 730G SM7150-AA
Qualcomm Snapdragon 665 SM6125

Processor:

Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm
Octa-core, 2000 MHz, Kryo 260, 64-bit, 11 nm

GPU:

Adreno 618
Adreno 610

RAM:

6GB LPDDR4
4GB LPDDR4

Internal storage:

128GB (UFS 2.1), not expandable
128GB (UFS 2.1)

Storage expansion:

microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone

OS:

Android (11, 10)
Android (11)

Battery

Capacity:

3140 mAh
5000 mAh

Type:

Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

USB Power Delivery
Qualcomm Quick Charge 3.0

Max charge speed:

Wired: 18.0W
Wired: 18.0W

Camera

Rear:

Single camera
Quad camera

Main camera:

12.2 MP (OIS, PDAF)
64 MP (Autofocus)

Specifications:

Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.7 μm

Second camera:

8 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm

Third camera:

2 MP (Macro)

Specifications:

Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.75 μm

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.75 μm

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps)

Features:

EIS
Picture-taking during video recording, Video light

Front:

8 MP
16 MP (HDR, Slow-motion videos)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)
6.54 x 3.03 x 0.36 inches (166.2 x 76.9 x 9.1 mm)

Weight:

5.04 oz (143.0 g)
7.02 oz (199.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Plastic

Biometrics:

Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Keys:

Right: Volume control, Lock/Unlock key
Left: Other; Right: Volume control, Lock/Unlock key

Colors:

Just black
Milky Way Gray, Frosted Blue

Cellular

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, UMTS

Dual SIM:

Yes
Shared with microSD

SIM type:

Nano SIM, eSIM
Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

aptX, aptX-HD
aptX, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.1
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.1
Type-C (reversible), USB 2.0

Features:

Charging
Charging, Mass storage device

Location:

GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass

Other:

NFC
NFC

Hearing aid compatible:

M3, T4

Regulatory Approval

FCC approval:

Date approved:

Jun 25, 2020

FCC ID value:

A4RG025J

Measured SAR:

Head:

1.18 W/kg

Body:

1.19 W/kg

Simultaneous Transmission:

1.59 W/kg

Wireless Router:

1.00 W/kg

Buyers information

Price:

$ 349
$ 250

In The Box:

18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool
Quick start guide, Product safety information, 9V2A Charger, USB-C cable, SIM tool

Availability

Officially announced:

Aug 03, 2020
Jun 28, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless