Xiaomi Redmi Note 9S vs Xiaomi Redmi 9A Specs Comparison

Availability

Officially announced
Mar 23, 2020
Prices (MSRP)
$249

Design

Dimensions
6.53 x 3.02 x 0.35 inches 165.75 x 76.68 x 8.8 mm	6.49 x 3.03 x 0.35 inches 164.9 x 77.07 x 9 mm
Weight
7.37 oz / 209.0 g	6.91 oz / 196.0 g
Materials
Back: Glass (Corning Gorilla Glass 5)	Back: Plastic
Materials & Colors
	Carbon grey, Sky blue, Ocean green
Biometrics
Fingerprint (touch)	2D Face unlock
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Interstellar grey, Aurora blue, Glacier white

Display

Size
6.7-inch, 84.42% screen-to-body	6.5-inch, 81.15% screen-to-body
Type
IPS LCD, HDR	IPS LCD
Resolution
2400x1080px, 20:9 ratio, 395 PPI	1600x720px, 20:9 ratio, 269 PPI
Protection
Corning Gorilla Glass 5

Hardware

System chip
Snapdragon 720G SM7125 (8 nm)	MediaTek Helio G25 (12 nm)
Processor
Octa-core 2300 MHz Kryo 465	Octa-core 2000 MHz Arm Cortex-A53
GPU
Adreno 618	PowerVR GE8320
Memory
4GB (LPDDR4)/64GB 6GB/128GB	2GB (LPDDR4)/32GB (eMMC 5.1)
Storage expansion
microSDXC up to 512 GB	microSDXC
OS
Android (11, 10)	Android (10)

Battery

Type
5020 mAh, Li - Polymer	5000 mAh, Li - Polymer
Charging
Fast charging
Charge speed
	Wired: 10.0W

Camera

Rear
Quad camera	Single camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm	13 MP (PDAF)
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm
Third camera
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
Dual LED	LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (960 fps)	1080p (60 fps)
Front
16 MP (HDR, Slow-motion videos) Video capture: 1080p	5 MP (HDR) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	b,g,n Wi-Fi Direct, Hotspot 802.11 b, g, n
USB
Type-C	microUSB, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Other
Infrared

Multimedia

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

Cellular

4G (FDD) Bands
	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 40	38, 40, 41
3G Bands
5, 8, 4, 2, 1	5, 8, 4, 2, 1
Data Speed
LTE-A, 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	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
	Yes
VoLTE
Yes	Yes

Alternative variants

with 128GB storage

Memory	6GB/128GB
Prices (MSRP)	$279

Links

Full specifications
Xiaomi Redmi Note 9S Specs	Xiaomi Redmi 9A Specs
User Reviews
	Xiaomi Redmi 9A User Reviews