Samsung Galaxy S8 vs Xiaomi Mi A3 Specs Comparison

Design

Dimensions
5.86 x 2.68 x 0.31 inches 148.9 x 68.1 x 8.0 mm	6.04 x 2.83 x 0.33 inches 153.48 x 71.85 x 8.475 mm
Weight
5.47 oz (155.0 g)	6.13 oz (173.8 g)
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum	Back: Glass (Corning Gorilla Glass 5) Frame: Plastic
Resistance
Water, Dust; IP68
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Keys
Left: Volume control, Other; Right: Lock/Unlock key	Back: Volume control, Lock/Unlock key
Colors
Midnight black, Orchid gray, Arctic silver, Coral blue, Maple gold, Rose pink, Burgundy red	Gray, Blue, White

Display

Size
5.8-inch	6.1-inch
Resolution
2960x1440px, 18.5:9 ratio, 570 PPI	1560x720px, 19.5:9 ratio, 282 PPI
Technology
Super AMOLED	Super AMOLED
Screen-to-body
84.26 %	82.56 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 835 MSM8998 (10 nm)	Qualcomm Snapdragon 665 (11 nm)
Processor
Octa-core 2350 MHz Kryo 280	Octa-core 2000 MHz Kryo 260
GPU
Adreno 540	Adreno 610
RAM
4GB (LPDDR4)	4GB (LPDDR4)
Internal storage
64GB	128GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 256 GB
OS
Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI	Android (11, 10, 9.0 Pie)

Battery

Capacity
3000 mAh	4030 mAh
Type
Li - Ion
Charging
Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging	Qualcomm Quick Charge 3.0

Camera

Rear
Single camera	Triple camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 26 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.3" Pixel size: 0.8 μm
Second camera
	8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
	2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) EIS, Video calling, Video sharing
Front
8 MP (Wide Angle, Autofocus, HDR), Video capture: 2560x1440 (QHD)	32 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0, Yes	5.0
WLAN
802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1	Type-C
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer	Accelerometer, Gyroscope, Compass
Other
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
32-Bit DAC, aptX-HD	Album art cover, Background playback
Screen mirroring
DLNA,Wireless screen share,MHL	Wireless screen share
Radio
	FM
Additional microphone(s)
Noise cancellation, Video recording	Noise cancellation

Cellular

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), 29(700 d), 30(2300 WCS), 66(AWS-3)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)	Bands 38(2600), 40(2300)
3G
Bands 1(2100), 2(1900), 5(850), 8(900)	Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS	LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Apr 06, 2017 FCC ID value: A3LSMG950U
Measured SAR
Head: 0.49 W/kg Body: 0.48 W/kg Simultaneous Transmission: 1.53 W/kg Wireless Router: 0.46 W/kg

Buyers information

In The Box
	10W charger, USB Type-C cable, SIM eject tool, User guide, Soft case, Warranty card

Availability

Officially announced
Mar 29, 2017	Jul 17, 2019

Alternative variants

International version

System chip	Samsung Exynos 9 Octa 8895 (10 nm)
Processor	Octa-core 2300 MHz Exynos M2 "Mongoose" and ARM Cortex-A53
GPU	Mali-G71 MP20
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+)
FCC approval	Date approved: Sep 05, 2017 FCC ID value: A3LSMG950F
Measured SAR	Head: 0.38 W/kg Body: 0.75 W/kg Simultaneous Transmission: 1.55 W/kg Wireless Router: 1.09 W/kg

with 64 GB storage

Internal storage	64GB

for T-Mobile

4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a)
3G	Bands 5(850), 4(1700/2100), 2(1900), 1(2100)
VoLTE	Yes

for Verizon Wireless

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)
4G (TDD)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

for U.S. Cellular

4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 25(1900+)
4G (TDD)	Bands 38(2600), 39(1900+), 40(2300)
Data Speed	LTE-A, HSPA, UMTS

with Dual SIM

System chip	Samsung Exynos 9 Octa 8895 (10 nm)
Processor	Octa-core 2500 MHz Exynos M2 "Mongoose"and ARM Cortex-A53
GPU	Mali-G71 MP20
Dual SIM	Yes

Links

Full specifications
Samsung Galaxy S8 Specs	Xiaomi Mi A3 Specs
PhoneArena Review
Samsung Galaxy S8 Review
User Reviews
Samsung Galaxy S8 User Reviews