Xiaomi Redmi Note 9S vs Samsung Galaxy S23 Specs Comparison

Availability

Officially announced
Mar 23, 2020	Feb 01, 2023
MSRP
$ 249	$ 800

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 (~0.36 inches with camera bump) 146.3 x 70.9 x 7.6mm (~9.02 mm with camera bump)
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

Display

Size
6.7-inch, 84.42% screen-to-body	6.1-inch, 88.57% screen-to-body
Type
IPS LCD, HDR	Super AMOLED, 120Hz, HDR, 1750 nits
Resolution
2400x1080px, 20:9 ratio, 395 PPI	2340x1080px, 19.5:9 ratio, 422 PPI
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass Victus 2

Hardware

System chip
Snapdragon 720G SM7125 (8 nm)	Snapdragon 8 Gen 2 SM8550-AC (4 nm)
Processor
Octa-core 2300 MHz Kryo 465	Octa-core 1x3.36GHz Kryo Prime 4x2.8GHz Kryo Gold 3x2.0GHz Kryo Silve
GPU
Adreno 618	Adreno 740
Memory
4GB (LPDDR4)/64GB 6GB/128GB	8GB (LPDDR5X)/128GB (UFS 4.0) 8GB/256GB
Storage expansion
microSDXC up to 512 GB	not expandable
OS
Android (11, 10)	Android (14, 13)

Battery

Type
5020 mAh, Li - Polymer	3900 mAh, Li - Ion
Charging
Fast charging	Fast charging Qi wireless charging, Reverse wireless charging
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

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Triple camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm	50 MP (OIS, PDAF) Sensor name: Samsung ISOCELL Aperture size: F1.8 Focal length: 23 mm Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm	12 MP (Ultra-wide) Sensor name: Sony IMX564 Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Third camera
5 MP (Macro, Autofocus) Aperture size: F2.4 Pixel size: 1.12 μm	12 MP (Telephoto, OIS) Sensor name: Samsung S5K3K1 Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 64 mm Sensor size: 1/3.94" Pixel size: 1.0 μm
Fourth camera
2 MP (Depth information) Aperture size: F2.4 Pixel size: 1.75 μm
Flash
Dual LED	Dual LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (960 fps)	8K UHD (30 fps), 4K UHD (60 fps), 1080p (960 fps) OIS, HDR
Front
16 MP (HDR, Slow-motion videos) Video capture: 1080p	12 MP Video capture: 4K UHD (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

137

Overall

139

Photo

134

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.0	5.3
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
Infrared	NFC, Ultra Wideband (UWB)

Multimedia

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

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, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 66, 71
4G (TDD) Bands
38, 40	38, 39, 40, 41, 46, 48
3G Bands
5, 8, 4, 2, 1	1, 2, 4, 5, 8
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

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

Alternative variants

with 128GB storage

Memory	6GB/128GB
MSRP	$ 279

With 256GB internal storage

Memory	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, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66
4G (TDD) Bands	38, 39, 40, 41

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