Motorola Moto Z4 vs Google Pixel 4a 5G vs Samsung Galaxy S20

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

Display

Size:

6.4 inches
6.2 inches
6.2 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 403 PPI
2340 x 1080 pixels, 19.5:9 ratio, 416 PPI
3200 x 1440 pixels, 20:9 ratio, 566 PPI

Technology:

OLED
OLED
Dynamic AMOLED

Screen-to-body:

84.67 %
82.94 %
88.59 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
60Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
120Hz refresh rate (@1080p), HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 675
Qualcomm Snapdragon 765G SM7250-AB
Qualcomm Snapdragon 865 SM8250

Processor:

Octa-core, 2000 MHz, Kryo 460, 64-bit, 11 nm
Octa-core, 2400 MHz, Kryo 475, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 585, 64-bit, 7 nm

GPU:

Adreno 612
Adreno 620
Adreno 650

RAM:

4GB LPDDR4
6GB LPDDR4
12GB LPDDR5

Internal storage:

128GB
128GB (UFS 2.1), not expandable
128GB (UFS 3.0)

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 1000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10, 9.0 Pie)
Android (11)
Android (11, 10), Samsung One UI

Battery

Capacity:

3600 mAh
3885 mAh
4000 mAh

Type:

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

Battery life test results:

Charging:

Motorola TurboPower
USB Power Delivery
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 18.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Single camera
Dual camera
Triple camera

Main camera:

48 MP (OIS, Laser and PDAF)
12.2 MP (OIS, PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.7; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 1.8 μm

Second camera:

16 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.2; Pixel size: 1 μm
Aperture size: F2.0; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.4 μm

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Time-lapse video, Video calling, Video sharing
OIS, Time-lapse video, EIS
OIS, HDR, EIS

Front:

25 MP
8 MP (Dual-Camera, Time-of-Flight (ToF))
10 MP (PDAF, HDR)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.22 x 2.95 x 0.29 inches (158 x 75 x 7.35 mm)
6.06 x 2.91 x 0.32 inches (153.9 x 74.0 x 8.2 mm)
5.97 x 2.72 x 0.31 inches (151.7 x 69.1 x 7.9 mm)

Weight:

5.82 oz (165.0 g)
5.93 oz (168.0 g)
5.78 oz (163.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Plastic
Back: Glass (Corning Gorilla Glass 6); Frame: Aluminum

Resistance:

Splash
Water, Dust; IP68

Biometrics:

In-screen fingerprint
Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Gray, White
Just black, Clearly white
Cloud blue, Cosmic grey, Cloud pink, Cosmic white

Cellular

5G:

n1, n2, n5, n12, n25, n28, n41, n66, n71, n78, Sub-6
n1, n3, n5, n7, n8, n28, n40, n77, n78, SA, NSA, Sub-6

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 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), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)

UMTS:

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

Data Speed:

LTE-A, HSPA, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM, eSIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
aptX, aptX-HD
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

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

Features:

Charging, OTG, Video out, Mass storage device
Charging
Charging, Headphones port, OTG

Location:

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

Sensors:

Accelerometer, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, VoIP, Tethering, Computer sync, OTA sync
NFC
NFC, ANT+

Hearing aid compatible:

M3, T4
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Sep 01, 2020
Jan 24, 2020

FCC ID value:

A4RG025E link
A3LSMG981U link

Measured SAR:

Head:

1.20 W/kg
1.07 W/kg

Body:

1.20 W/kg
1.03 W/kg

Simultaneous Transmission:

1.57 W/kg
1.59 W/kg

Wireless Router:

1.00 W/kg
1.25 W/kg

Phablet:

3.99 W/kg

Buyers information

Price:

$ 500
$ 500
$ 1000

User Manual:

This is the official Samsu​ng Galaxy S20 User Guide in English provided from the manufacturer.

In The Box:

TurboPower charger, USB-C cable, guides
18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter SIM tool

Availability

Officially announced:

May 30, 2019
Sep 30, 2020
Feb 11, 2020
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