Xiaomi Redmi Note 9S vs Samsung Galaxy S8 Specs Comparison

Design

Dimensions
6.53 x 3.02 x 0.35 inches 165.75 x 76.68 x 8.8 mm	5.86 x 2.68 x 0.31 inches 148.9 x 68.1 x 8.0 mm
Weight
7.37 oz (209.0 g)	5.47 oz (155.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5)	Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
Fingerprint (touch)	Iris scanner, 2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control, Other; Right: Lock/Unlock key
Colors
Interstellar grey, Aurora blue, Glacier white	Midnight black, Orchid gray, Arctic silver, Coral blue, Maple gold, Rose pink, Burgundy red

Display

Size
6.7-inch	5.8-inch
Resolution
2400x1080px, 20:9 ratio, 395 PPI	2960x1440px, 18.5:9 ratio, 570 PPI
Technology
IPS LCD	Super AMOLED
Screen-to-body
84.42 %	84.26 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 720G SM7125 (8 nm)	Qualcomm Snapdragon 835 MSM8998 (10 nm)
Processor
Octa-core 2300 MHz Kryo 465	Octa-core 2350 MHz Kryo 280
GPU
Adreno 618	Adreno 540
RAM
4GB (LPDDR4)	4GB (LPDDR4)
Internal storage
64GB	64GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 256 GB
OS
Android (11, 10)	Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI

Battery

Capacity
5020 mAh	3000 mAh
Type
Li - Polymer	Li - Ion
Charging
Fast charging	Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging

Camera

Rear
Quad camera	Single camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm	12 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 26 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
5 MP (Macro, Autofocus) Aperture size: F2.4 Pixel size: 1.12 μm
Fourth camera
2 MP (Depth information) Aperture size: F2.4 Pixel size: 1.75 μm
Flash
Dual LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)	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
Front
16 MP (HDR, Slow-motion videos), Video capture: 1920x1080 (Full HD)	8 MP (Wide Angle, Autofocus, HDR), Video capture: 2560x1440 (QHD)

Connectivity & Features

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

Multimedia

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

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)
4G (TDD)
Bands 38(2600), 40(2300)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)	Bands 1(2100), 2(1900), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes
SIM type
Nano SIM	Nano SIM
HD Voice
	Yes
VoLTE
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

MSRP
$ 249
In The Box
22.5W Wire charger, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card

Availability

Officially announced
Mar 23, 2020	Mar 29, 2017

Alternative variants

with 128GB storage

RAM	6GB
Internal storage	128GB
MSRP	$ 279

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

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
Xiaomi Redmi Note 9S Specs	Samsung Galaxy S8 Specs
PhoneArena Review
	Samsung Galaxy S8 Review
User Reviews
	Samsung Galaxy S8 User Reviews