Samsung Galaxy S20 vs Google Pixel 7a 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.

9.1
Samsung Galaxy S20
6.1
Google Pixel 7a
Samsung Galaxy S20 Google Pixel 7a
Released · Mar 06, 2020
Released · May 10, 2023
6.2-inch · 3200x1440px
6.1-inch · 2400x1080px
Triple camera
Dual camera
12GB · 128GB
8GB · 128GB
4000 mAh
4385 mAh
Check prices Check prices

Design

Dimensions
5.97x2.72x0.31 inches
151.7 x 69.1 x 7.9 mm
6.00x2.87x0.35 inches (~0.41 inches with camera bump)
152.4 x 72.9 x 9 mm (~10.50 mm with camera bump)
Weight
5.78 oz (163.0 g) 6.81 oz (193.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6)
Frame: Aluminum
Resistance
Water, Dust; IP68 Water, Dust; IP67
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint 2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Cloud blue, Cosmic grey, Cloud pink, Cosmic white Charcoal, Snow, Sea, and Coral

Display

Size
6.2-inch 6.1-inch
Resolution
3200x1440px, 20:9 ratio, 566 PPI 2400x1080px, 20:9 ratio, 431 PPI
Technology
Dynamic AMOLED OLED
Refresh rate
120Hz (@1080p) 90Hz
Screen-to-body
88.59 % 80.86 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 865 SM8250 (7 nm) Google Tensor G2 (5 nm)
Processor
Octa-core
1x 2.84GHz Kryo 585 + 3x 2.42GHz Kryo 585 + 4x 1.80GHz Kryo 585
Octa-core
2x 2.85GHz Cortex-X1 + 2x 2.35GHz Cortex-A78 + 4x 1.80GHz Cortex-A55
GPU
Adreno 650 Mali-G710 MP7
RAM
12GB (LPDDR5) 8GB
Internal storage
128GB (UFS 3.0) 128GB (UFS 3.1)
Storage expansion
microSDXC up to 1000 GB not expandable
OS
Android (13, 12, 11, 10), Samsung One UI Android (15, 14, 13)

Battery

Capacity
4000 mAh 4385 mAh
Type
Li - Polymer, Not user replaceable Li - Polymer, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging Fast charging, Qi wireless charging
Charge speed
Wired: 25.0W
Wireless: 15.0W
Wired: 18.0W
Wireless: 7.5W
PhoneArena Battery Tests
Battery Life Estimate
5h 20min
Browsing
7h 45min
Video
10h 20min
Gaming
7h 43min
Battery Life Estimate
6h 4min
Browsing
15h 27min
Video
9h 7min
Gaming
5h 27min

Camera

Rear
Triple camera Dual camera
Main camera
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.7"
Pixel size: 1.8 μm
64 MP
Aperture size: F1.9
Focal length: 26 mm
Sensor size: 1/1.73"
Pixel size: 0.8 μm
Second camera
12 MP (Ultra-wide, Autofocus)
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.4 μm
13 MP (Ultra-wide)
Aperture size: F2.2
Pixel size: 1.12 μm
Third camera
64 MP (Telephoto, OIS, PDAF)
Aperture size: F2.0
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Flash
LED LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
OIS, HDR, EIS
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD)
Front
10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps) 13 MP
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
133
Overall
140
Photo
127
Video

Connectivity & Features

Bluetooth
5.0 5.3
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,ax(Wi-Fi 6),Wi-Fi 6E
Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.1, Features: Charging, Headphones port, OTG Type-C (reversible), Features: Charging
Hearing aid compatible
M3/T3
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, Hall (for flip covers), Barometer Accelerometer, Gyroscope, Compass
Other
NFC, ANT+ NFC

Multimedia

Headphones
No 3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Loudspeaker
Features
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 n1, n3, n5, n7, n8, n28, n40, n77, n78, SA, NSA, Sub-6 Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n30, n38, n41, n48, n66, n71, n77, n78, n260, n261, 5G Ready
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) 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), 21(1500 Upper), 25(1900+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+) 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), 3(1800), 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, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Jan 24, 2020
FCC ID value: A3LSMG981U
Measured SAR
Head: 1.07 W/kg
Body: 1.03 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.25 W/kg
Phablet: 3.99 W/kg

Buyers information

MSRP
$ 1000 $ 499 / € 509
In The Box
Phone, USB Type-C cable, SIM ejector tool, Papers

Availability

Officially announced
Feb 11, 2020 May 10, 2023

Alternative variants

Global variant
System chip Samsung Exynos 990 (7 nm)
Processor Octa-core
2700 MHz
2x 2.73GHz Exynos M5 + 2x 2.5GHz Cortex-A75 + 4x 2.0GHz Cortex-A55
GPU Mali G77 MP11
non 5G variant
RAM 8GB
FCC approval Date approved: Jan 28, 2020
FCC ID value: A3LSMG980F
Measured SAR Head: 0.37 W/kg
Body: 1.01 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg
Phablet: 2.67 W/kg
for Verizon
Storage expansion not expandable
5G Bands n260, n261, mmWave
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD) Bands 34(2000), 39(1900+), 46, 48(3600)
Hearing aid compatible M4/T3
FCC OKs Cingular\'s purchase of AT&T Wireless