Samsung Galaxy S20 vs Xiaomi Redmi Note 9S
Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone comparison tool or pick a popular device from the ones below.
Display
Size
Resolution
Technology
Dynamic AMOLED
IPS LCD
Screen-to-body
88.59 %
84.42 %
Features
120Hz refresh rate (@1080p), HDR video support, Scratch-resistant glass (Corning Gorilla Glass 6), 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 865 SM8250
Qualcomm Snapdragon 720G SM7125
Processor
GPU
Adreno 650
Adreno 618
RAM
Internal storage
128GB (UFS 3.0)
64GB
Storage expansion
microSDXC up to 1000 GB
microSDXC up to 512 GB
OS
Android (10), Samsung One UI
Android (10)
Battery
Capacity
4000 mAh
5020 mAh
Type
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Fast charging
Max charge speed
Wired: 25W; Wireless: 15W
Camera
Rear
Triple camera
Quad camera
Main camera
Specifications
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 1.8 μm
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera
64 MP (Telephoto, OIS, PDAF)
8 MP (Ultra-wide)
Specifications
Aperture size: F2.0; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F2.2; Pixel size: 1.12 μm
Third camera
12 MP (Ultra-wide, Autofocus)
5 MP (Macro, Autofocus)
Specifications
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.4 μm
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
7680x4320 (8K UHD) (24 fps), 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
OIS, HDR, EIS
Front
10 MP (PDAF, HDR)
16 MP (HDR, Slow-motion videos)
Design
Dimensions
Weight
the average is 6.5 oz (184 g)
the average is 6.5 oz (184 g)
Materials
Back: Glass (Corning Gorilla Glass 6); Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5)
Resistance
Water, Dust; IP 68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint
Fingerprint (touch)
Colors
Cloud blue, Cosmic grey, Cloud pink, Cosmic white
Interstellar grey, Aurora blue, Glacier white
Cellular
5G
n1, n3, n5, n7, n8, n28, n40, n77, n78, SA, NSA, Sub-6
LTE (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)
LTE (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300)
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
VoLTE
Yes
Multimedia
Headphones
No 3.5mm jack
3.5mm jack
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Connectivity & Features
Bluetooth
5.0
5.0
Wi-Fi
802.11 a, b, g, n, ac, ax (Wi-Fi 6), 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, Headphones port, OTG
Charging
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass
Other
NFC, ANT+
Infrared
Shopping information
In The Box
22.5W Wire charger, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card
MSRP
$ 1000
$ 249
