Samsung Galaxy A11 vs Xiaomi Redmi Note 9S Specs Comparison

Design

Dimensions
6.42 x 3.00 x 0.31 inches 163.1 x 76.3 x 8.0 mm	6.53 x 3.02 x 0.35 inches 165.75 x 76.68 x 8.8 mm
Weight
6.24 oz (177.0 g)	7.37 oz (209.0 g)
Materials
Back: Plastic Frame: Plastic	Back: Glass (Corning Gorilla Glass 5)
Biometrics
2D Face unlock, Fingerprint (touch)	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
White, Red, Black, Blue	Interstellar grey, Aurora blue, Glacier white

Display

Size
6.4-inch	6.7-inch
Resolution
1560x720px, 19.5:9 ratio, 268 PPI	2400x1080px, 20:9 ratio, 395 PPI
Technology
IPS LCD	IPS LCD
Refresh rate
60Hz
Screen-to-body
80.92 %	84.42 %
Features
Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 450 SDM450 (14 nm)	Qualcomm Snapdragon 720G SM7125 (8 nm)
Processor
Octa-core 8x 1.8GHz Cortex-A53	Octa-core 2300 MHz Kryo 465
GPU
Adreno 506	Adreno 618
RAM
2GB (LPDDR3)	4GB (LPDDR4)
Internal storage
32GB, available to use: 20.3 GB	64GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android (11, 10)	Android (11, 10)

Battery

Capacity
4000 mAh	5020 mAh
Type
	Li - Polymer
Charging
Fast charging	Fast charging
Charge speed
Wired: 15.0W

Camera

Rear
Triple camera	Quad camera
Main camera
13 MP (Autofocus) Aperture size: F1.8 Focal length: 27 mm	48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
5 MP (Ultra-wide) Aperture size: F2.2	8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
2 MP (Depth information) Aperture size: F2.4	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
LED	Dual LED
Video recording
1920x1080 (Full HD) (30 fps)	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)
Front
8 MP, Video capture: 1920x1080 (Full HD)	16 MP (HDR, Slow-motion videos), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C
Hearing aid compatible
M4/T3
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer	Accelerometer, Gyroscope, Compass
Other
UMA (Wi-Fi Calling)	Infrared

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
4G (TDD)
	Bands 38(2600), 40(2300)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	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

Regulatory Approval

FCC approval
Date approved: May 07, 2020 FCC ID value: ZCASMA115U
Measured SAR
Head: 1.08 W/kg Body: 0.76 W/kg Simultaneous Transmission: 1.45 W/kg Wireless Router: 0.76 W/kg

Buyers information

MSRP
$ 180	$ 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 13, 2020	Mar 23, 2020

Alternative variants

for AT&T

4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 14(700 PS), 29(700 d), 30(2300 WCS), 66(AWS-3)
3G	Bands 5(850), 4(1700/2100), 2(1900), 1(2100)
FCC approval	Date approved: Apr 27, 2020 FCC ID value: ZCASMA115A
Measured SAR	Head: 0.66 W/kg Body: 1.03 W/kg Simultaneous Transmission: 1.55 W/kg Wireless Router: 1.03 W/kg

with 128GB storage

RAM	6GB
Internal storage	128GB
MSRP	$ 279

for U.S. Cellular

4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 66(AWS-3), 71(600)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

Links

Full specifications
Samsung Galaxy A11 Specs	Xiaomi Redmi Note 9S Specs
User Reviews
Samsung Galaxy A11 User Reviews