Samsung Galaxy Note9 vs Xiaomi Redmi Note 9S

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$600 VIEW ON AMAZON
$205 VIEW ON AMAZON

Display

Size

6.4 inches
6.7 inches

Resolution

2960 x 1440 pixels, 18.5:9 ratio,
516 PPI
2400 x 1080 pixels, 20:9 ratio,
395 PPI

Technology

Super AMOLED
IPS LCD

Screen-to-body

83.51 %
84.42 %

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Qualcomm Snapdragon 845 SDM845
Qualcomm Snapdragon 720G SM7125

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2300 MHz, Kryo 465, 64-bit, 8 nm

GPU

Adreno 630
Adreno 618

RAM

6GB LPDDR4
4GB LPDDR4

Internal storage

128GB
64GB

Storage expansion

microSDXC up to 512 GB
microSDXC up to 512 GB

OS

Android (10, 9.0 Pie, 8.1 Oreo), Samsung One UI
Android (10)

Battery

Capacity

4000 mAh
5020 mAh

Type

Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable

Charging

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
Fast charging

Stand-by time (hours)

288 hours
 

Camera

Rear

Dual camera
Quad camera

Main camera

12 MP (OIS, PDAF)
48 MP (PDAF)

Specifications

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

12 MP (Telephoto, OIS, Autofocus)
8 MP (Ultra-wide)

Specifications

Optical zoom: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.4"; Pixel size: 1 μm
Aperture size: F2.2; Pixel size: 1.12 μm

Third camera

 
5 MP (Macro, Autofocus)

Specifications

 
Aperture size: F2.4; Pixel size: 1.12 μm

Fourth camera

 
2 MP (Depth information)

Specifications

 
Aperture size: F2.4; Pixel size: 1.75 μm

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)

Features

Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, EIS
 

Front

8 MP (Wide Angle, Autofocus)
16 MP (HDR, Slow-motion videos)

Design

Dimensions

6.37 x 3.01 x 0.35 inches (161.9 x 76.4 x 8.8 mm)
6.53 x 3.02 x 0.35 inches (165.75 x 76.68 x 8.8 mm)

Weight

7.09 oz (201 g)
the average is 6.5 oz (184 g)
7.37 oz (209 g)
the average is 6.5 oz (184 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5)

Resistance

Water, Dust; IP 68
 

Biometrics

Iris scanner, 2D Face unlock, Fingerprint (touch)
Fingerprint (touch)

Features

Notification light, Stylus
 

Colors

Midnight black, Ocean blue, Cloud silver, Lavender purple
Interstellar grey, Aurora blue, Glacier white

Cellular

LTE (FDD)

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), 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), 71(600)
 

LTE (TDD)

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
Bands 38(2600), 40(2300)

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed

LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

Yes
Yes

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

32-Bit DAC, Dolby Atmos
 

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

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 (reversible), USB 3.1
Type-C (reversible)

Features

Charging, OTG, Video out
Charging

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass

Other

NFC, ANT+
Infrared

Shopping information

In The Box

S Pen, USB Cable, Earphones, SIM removal tool, USB power adaptor, USB connector, Pen, nibs, Tweezer, Clear cover case, Quick start guide, USB connector leaflet.
22.5W Wire charger, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card

MSRP

$ 1000
$ 249
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