Samsung Galaxy A30 vs Xiaomi Redmi Note 9S Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Samsung Galaxy A30 Xiaomi Redmi Note 9S
Released · Mar 02, 2019
Released · Apr 07, 2020
6.4-inch · 2340x1080px
6.7-inch · 2400x1080px
Dual camera
Quad camera
4GB · 64GB
4GB · 64GB
4000 mAh
5020 mAh
Check prices Check prices

Availability

Officially announced
Feb 25, 2019 Mar 23, 2020
Prices (MSRP)
4GB/64GB - $249

Design

Dimensions
6.24 x 2.94 x 0.30 inches
158.5 x 74.7 x 7.7 mm
6.53 x 3.02 x 0.35 inches
165.75 x 76.68 x 8.8 mm
Weight
5.82 oz / 165.0 g 7.37 oz / 209.0 g
Materials
Back: 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
Black, Blue, White Interstellar grey, Aurora blue, Glacier white

Display

Size
6.4-inch, 85.24% screen-to-body 6.7-inch, 84.42% screen-to-body
Type
Super AMOLED IPS LCD, HDR
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI 2400x1080px, 20:9 ratio, 395 PPI
Protection
Corning Gorilla Glass 3 Corning Gorilla Glass 5
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
1 (Excellent) Untested

Hardware

System chip
Samsung Exynos 7 Octa 7904 (14 nm) Snapdragon 720G SM7125 (8 nm)
Processor
Octa-core
1800 MHz
ARM Cortex-A73 and ARM Cortex-A53
Octa-core
Kryo 465
GPU
Mali-G71 MP2 Adreno 618
Memory
4GB (LPDDR4)/64GB
3GB/32GB
4GB (LPDDR4)/64GB
6GB/128GB
Storage expansion
microSDXC up to 512 GB microSDXC up to 512 GB
OS
Android (10, 9.0 Pie) Android (11, 10)

Battery

Type
4000 mAh, Li - Ion 5020 mAh, Li - Polymer
Charging
Samsung Adaptive Fast Charging Fast charging

Camera

Rear
Dual camera Quad camera
Main camera
16 MP (PDAF)
Aperture size: F1.7
Focal length: 27 mm
Sensor size: 1/2.8"
Pixel size: 1.12 μm
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
Focal Length: 13 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
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
LED Dual LED
Video recording
1080p (30 fps)
Video calling, Video sharing
4K UHD (30 fps), 1080p (120 fps), 720p (960 fps)
Front
16 MP
Video capture: 1080p
16 MP (HDR, Slow-motion videos)
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
a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C, USB 2.0 Type-C
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), 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
VoIP, Tethering, Computer sync, OTA sync Infrared

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD) Bands
1, 3, 5, 7, 8, 20
4G (TDD) Bands
38, 40, 41 38, 40
3G Bands
5, 8, 2, 1 1, 2, 4, 5, 8
Data Speed
LTE-A Cat 12/13 (600/150 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 Yes
SIM type
Nano SIM Nano SIM
VoLTE
Yes Yes

Regulatory Approval

FCC approval
Date approved: Feb 14, 2019
FCC ID value: A3LSMA305F
Measured SAR
Head: 0.32 W/kg
Body: 0.52 W/kg
Simultaneous Transmission: 1.43 W/kg
Wireless Router: 1.15 W/kg

Alternative variants

with 32 GB storage
Memory 3GB/32GB
with 128GB storage
Memory 6GB/128GB
Prices (MSRP) $279
FCC OKs Cingular\'s purchase of AT&T Wireless