Google Pixel 3a vs Samsung Galaxy S20 Ultra 5G Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.0	8.9
Google Pixel 3a	Samsung Galaxy S20 Ultra 5G
Released · May 07, 2019	Released · Mar 06, 2020
5.6-inch	6.9-inch
Single camera	Quad camera
4GB · 64GB	12GB · 128GB
3000 mAh	5000 mAh
Check prices	Check prices

Design

Dimensions
5.96 x 2.76 x 0.32 inches 151.3 x 70.1 x 8.2 mm	6.57 x 2.99 x 0.35 inches 166.9 x 76 x 8.8 mm
Weight
5.19 oz (147.0 g)	7.83 oz (222.0 g)
Materials
Back: Plastic	Back: Glass (Corning Gorilla Glass 6) Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
Fingerprint (touch)	2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Purple, White	Cosmic black, Cosmic grey

Display

Size
5.6-inch	6.9-inch
Resolution
2220x1080px, 18.5:9 ratio, 444 PPI	3200x1440px, 20:9 ratio, 509 PPI
Technology
OLED	Dynamic AMOLED
Refresh rate
	120Hz (@1080p)
Screen-to-body
73.93 %	90.70 %
Features
Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 670 SDM670 (10 nm)	Qualcomm Snapdragon 865 SM8250 (7 nm)
Processor
Octa-core 2000 MHz Kryo 360	Octa-core 2840 MHz Kryo 585
GPU
Adreno 615	Adreno 650
RAM
4GB (LPDDR4)	12GB (LPDDR5)
Internal storage
64GB (eMMC)	128GB (UFS 3.0), available to use: 103.8 GB
Storage expansion
not expandable	microSDXC up to 1000 GB
OS
Android (12, 11, 10, 9.0 Pie)	Android (13, 12, 11, 10), Samsung One UI

Battery

Capacity
3000 mAh	5000 mAh
Type
	Li - Polymer
Charging
USB Power Delivery	Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
	Wired: 45.0W Wireless: 15.0W

Battery Life Estimate

Untested

Browsing

9h 48min

Video

6h 30min

Gaming

Untested

Battery Life Estimate

5h 57min

Browsing

10h 2min

Video

10h 29min

Gaming

9h 12min

Camera

Rear
Single camera	Quad camera
Main camera
12.2 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 28 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	108 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm
Second camera
	12 MP (Ultra-wide, Autofocus) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.4 μm
Third camera
	48 MP (Telephoto, OIS, PDAF) Aperture size: F3.5 Focal Length: 102 mm Sensor size: 1/2" Pixel size: 0.8 μm
Fourth camera
	0.3 MP VGA (ToF 3D depth sensing)
Flash
Dual LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) EIS	7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) OIS, HDR, Time-lapse video, EIS
Front
8 MP, Video capture: 1920x1080 (Full HD)	40 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
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, USB 2.0	Type-C, USB 3.2
Hearing aid compatible
M3/T3	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, Barometer	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, VoIP, Tethering, Computer sync, OTA sync	NFC, ANT+

Multimedia

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

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), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)	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)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
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 Cat 11 (600/75 Mbit/s), 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
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Feb 25, 2019 FCC ID value: A4RG020G	Date approved: Jan 28, 2020 FCC ID value: A3LSMG988B
Measured SAR
Head: 1.15 W/kg Body: 1.13 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.19 W/kg	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

Buyers information

MSRP
$ 399	$ 1400
In The Box
18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Availability

Officially announced
May 07, 2019	Feb 11, 2020

Alternative variants


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), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

Global variant


System chip	Samsung Exynos 990 (7 nm)
Processor	Octa-core 2700 MHz Mongoose M5, Arm Cortex-A76 and Arm Cortex-A55
GPU	Mali G77 MP11
5G	Bands n1, n3, n5, n7, n8, n28, n40, n77, n78, Sub-6
4G (FDD)	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)
4G (TDD)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Dual SIM	Yes
SIM type	Nano SIM, eSIM

with 256GB storage


Internal storage	256GB

with 512GB storage


RAM	16GB
Internal storage	512GB
MSRP	$ 1600

for Sprint


4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)

for Verizon


4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

for T-Mobile


4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
3G	Bands 5(850), 4(1700/2100), 2(1900), 1(2100)

Links

Full specifications
Google Pixel 3a Specs	Samsung Galaxy S20 Ultra 5G Specs
PhoneArena Review
Google Pixel 3a Review	Samsung Galaxy S20 Ultra 5G Review
User Reviews
Google Pixel 3a User Reviews	Samsung Galaxy S20 Ultra 5G User Reviews