Samsung Galaxy S20 Ultra 5G vs Google Pixel 4a Specs Comparison

Display

Size
6.9-inch	5.8-inch
Resolution
3200 x 1440 px, 20:9 ratio, 509 PPI	2340 x 1080 px, 19.5:9 ratio, 444 PPI
Technology
Dynamic AMOLED	OLED
Refresh rate
120Hz (@1080p)	60Hz
Screen-to-body
90.70 %	82.53 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 865 SM8250 (7 nm)	Qualcomm Snapdragon 730G SM7150-AA (8 nm)
Processor
Octa-core, 2840 MHz, Kryo 585, 64-bit	Octa-core, 2200 MHz, Kryo 470, 64-bit
GPU
Adreno 650	Adreno 618
RAM
12GB (LPDDR5)	6GB (LPDDR4)
Internal storage
128GB (UFS 3.0), available to use: 103.8 GB	128GB (UFS 2.1), not expandable
Storage expansion
microSDXC up to 1000 GB
OS
Android (13, 12, 11, 10), Samsung One UI	Android (12, 11, 10)
Device type
Smartphone	Smartphone

Battery

Capacity
5000 mAh	3140 mAh
Type
Li - Polymer, Not user replaceable	Li - Polymer, Not user replaceable
Battery life test results
link	link
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging	USB Power Delivery
Max charge speed
Wired: 45.0W Wireless: 15.0W	Wired: 18.0W

PhoneArena Battery Tests

Battery Life Estimate

5h 57min

Browsing

10h 2min

Video

10h 29min

Gaming

9h 12min

Battery Life Estimate

4h 15min

Browsing

9h 27min

Video

6h 48min

Gaming

4h 51min

Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Quad camera	Single camera
Main camera
108 MP (OIS, PDAF) Specifications: Aperture size: F1.8 Focal length: 26 mm	12.2 MP (OIS, PDAF) Specifications: Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Second camera
48 MP (Telephoto, OIS, PDAF) Specifications: Aperture size: F3.5 Focal Length: 102 mm Sensor size: 1/2" 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
Fourth camera
0.3 MP VGA (ToF 3D depth sensing)
Flash
LED	LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) Features: OIS, HDR, Time-lapse video, EIS	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) Features: EIS
Front
40 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)	8 MP, Video capture: 1920x1080 (Full HD)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

N/A

Overall

N/A

Photo

N/A

Video

Find out more details about photo and video scores for all phones we have tested on our PhoneArena Camera Score page.

Design

Dimensions
6.57 x 2.99 x 0.35 inches (166.9 x 76 x 8.8 mm)	5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)
Weight
7.83 oz(222.0 g)	5.04 oz(143.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6) Frame: Aluminum	Back: Plastic Frame: Plastic
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Cosmic black, Cosmic grey	Just black

Cellular

5G
Bands n2, n5, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave
4G (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), 18(800 Lower), 19(800 Upper), 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), 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)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
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 Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM, eSIM

Multimedia

Headphones
No 3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus	aptX, aptX-HD
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Connectivity & Features

Bluetooth
5.0	5.1
Wi-Fi
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.2, Features: Charging, Headphones port, OTG	Type-C (reversible), USB 3.1, Features: Charging
Hearing aid compatible
M3/T4	M3/T4
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC, ANT+	NFC

Regulatory Approval

FCC approval
Date approved: Jan 28, 2020 FCC ID value: A3LSMG988B	Date approved: Jun 25, 2020 FCC ID value: A4RG025J
Measured SAR
Head: 0.26 W/kg Body: 0.41 W/kg Simultaneous Transmission: 1.57 W/kg Wireless Router: 1.04 W/kg Phablet: 2.12 W/kg	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
$ 1400	$ 349
User Manual
This is the official Samsu​ng Galaxy S20 Ultra 5G User Guide in English provided from the manufacturer.
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

Availability

Officially announced
Feb 11, 2020	Aug 03, 2020

Links

Full specifications
Samsung Galaxy S20 Ultra 5G Specs	Google Pixel 4a Specs
PhoneArena Review
Samsung Galaxy S20 Ultra 5G Review	Google Pixel 4a Review
User Reviews
Samsung Galaxy S20 Ultra 5G User Reviews	Google Pixel 4a User Reviews