Xiaomi Redmi Note 9S vs Samsung Galaxy S23 Specs Comparison

Display

Size
6.7-inch	6.1-inch
Resolution
2400 x 1080 px, 20:9 ratio, 395 PPI	2340 x 1080 px, 19.5:9 ratio, 422 PPI
Technology
IPS LCD	Super AMOLED
Refresh rate
	120Hz
Screen-to-body
84.42 %	88.57 %
Peak brightness
	1750 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 720G SM7125 (8 nm)	Qualcomm Snapdragon 8 Gen 2 SM8550-AC (4 nm)
Processor
Octa-core, 2300 MHz, Kryo 465, 64-bit	Octa-core, 1x 3.36GHz Kryo Prime + 4x 2.8GHz Kryo Gold + 3x 2.0GHz Kryo Silver
GPU
Adreno 618	Adreno 740
RAM
4GB (LPDDR4)	8GB (LPDDR5X)
Internal storage
64GB	128GB (UFS 4.0), not expandable
Storage expansion
microSDXC up to 512 GB
OS
Android (11, 10)	Android (14, 13), One UI
Device type
Smartphone	Smartphone

Battery

Capacity
5020 mAh	3900 mAh
Type
Li - Polymer, Not user replaceable	Li - Ion, Not user replaceable
Charging
Fast charging	Fast charging, Qi wireless charging, Reverse wireless charging
Max charge speed
	Wired: 25.0W Wireless: 10.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 3min

Browsing

15h 21min

Video

8h 6min

Gaming

8h 1min

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

Camera

Rear
Quad camera	Triple camera
Main camera
48 MP (PDAF) Specifications: Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm	50 MP (OIS, PDAF) Specifications: Aperture size: F1.8 Focal length: 23 mm Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
8 MP (Ultra-wide) Specifications: Aperture size: F2.2 Pixel size: 1.12 μm	10 MP (Telephoto, OIS) Specifications: Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 69 mm Sensor size: 1/3.94" Pixel size: 1.0 μm
Third camera
5 MP (Macro, Autofocus) Specifications: Aperture size: F2.4 Pixel size: 1.12 μm	12 MP (Ultra-wide) Specifications: Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Fourth camera
2 MP (Depth information) Specifications: Aperture size: F2.4 Pixel size: 1.75 μm
Flash
Dual LED	Dual LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)	7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps) Features: OIS, HDR
Front
16 MP (HDR, Slow-motion videos), Video capture: 1920x1080 (Full HD)	12 MP, Video capture: 3840x2160 (4K UHD) (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

137

Overall

139

Photo

134

Video

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

Design

Dimensions
6.53 x 3.02 x 0.35 inches (165.75 x 76.68 x 8.8 mm)	5.76 x 2.79 x 0.30 inches (146.3 x 70.9 x 7.6mm) thickness with camera 0.36 inches (9.02 mm)
Weight
7.37 oz(209.0 g)	5.93 oz(168.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5)	Back: Glass (Corning Gorilla Glass Victus 2) 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
Interstellar grey, Aurora blue, Glacier white	Phantom Black, Cream, Green, Lavender

Cellular

5G
	Bands n1, n7, n25, n28, n41, n66, n71, n78, n258, n260, n261, SA, NSA, Sub-6, mmWave, 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), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 40(2300)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM	Dual Nano SIM + eSIM
VoLTE
Yes

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Connectivity & Features

Bluetooth
5.0	5.3
Wi-Fi
802.11 a,b,g,n,ac,dual-band 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), Features: Charging	Type-C (reversible), Features: Charging, OTG
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
Other
Infrared	NFC, Ultra Wideband (UWB)

Regulatory Approval

FCC approval
	Date approved: Jan 17, 2023 FCC ID value: A3LSMS911U
Measured SAR
	Head: 0.95 W/kg Body: 0.88 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 1.24 W/kg

Buyers information

MSRP
$ 249	$ 800
In The Box
22.5W Wire charger, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card	USB-C cable, SIM Tray ejector, Paperwork

Availability

Officially announced
Mar 23, 2020	Feb 01, 2023

Alternative variants

with 128GB storage

RAM	6GB
Internal storage	128GB
MSRP	$ 279

With 256GB internal storage

Internal storage	256GB
MSRP	$ 860

International

5G	Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, 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+)

Links

Full specifications
Xiaomi Redmi Note 9S Specs	Samsung Galaxy S23 Specs
PhoneArena Review
	Samsung Galaxy S23 Review
User Reviews
	Samsung Galaxy S23 User Reviews