Samsung Galaxy A30s vs Samsung Galaxy M21 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 A30s	Samsung Galaxy M21
Released · September 2019	Released · Mar 23, 2020
6.4-inch · 1560x720px	6.4-inch · 2340x1080px
Triple camera	Triple camera
4GB · 128GB	4GB · 64GB
4000 mAh	6000 mAh

Availability

Officially announced
Aug 22, 2019	Mar 18, 2020

Design

Dimensions
6.24 x 2.94 x 0.30 inches 158.5 x 74.7 x 7.7 mm	6.26 x 2.96 x 0.35 inches 159.0 x 75.1 x 8.9 mm
Weight
5.86 oz / 166.0 g	6.63 oz / 188.0 g
Materials
	Back: Plastic Frame: Plastic
Biometrics
Optical in-screen fingerprint	2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Prism crush black, Prism crush white, Prism crush violet, Prism crush green	Midnight blue, Raven black

Display

Size
6.4-inch, 84.95% screen-to-body	6.4-inch, 84.11% screen-to-body
Type
Super AMOLED	Super AMOLED, 420 nits
Resolution
1560x720px, 19.5:9 ratio, 268 PPI	2340x1080px, 19.5:9 ratio, 403 PPI
Protection
	Corning Gorilla Glass 3
Features
	Scratch-resistant glass, Proximity sensor

Hardware

System chip
Samsung Exynos 7 Octa 7885 (14 nm)	Exynos 9611 (10 nm)
Processor
Octa-core 1800 MHz ARM Cortex-A73 and ARM Cortex-A53	Octa-core 4x2.3GHz Cortex-A73 4x1.7GHz Cortex-A53
GPU
Mali-G71 MP2	Mali-G72 MP3
Memory
4GB (LPDDR4)/128GB	4GB (LPDDR4)/64GB 6GB/128GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie)	Android (11, 10)

Battery

Type
4000 mAh, Li - Polymer	6000 mAh, Li - Polymer
Charging
Fast charging	Fast charging

Camera

Rear
Triple camera	Triple camera
Main camera
25 MP (PDAF) Aperture size: F1.7 Focal length: 27 mm	48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm	8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
5 MP (Depth information) Aperture size: F2.2	5 MP (Depth information) Aperture size: F2.2
Flash
LED	LED
Video recording
1080p (30 fps)	4K UHD (30 fps), 1080p, 720p (240 fps) EIS
Front
16 MP Video capture: 1080p	20 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	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, USB 2.0
Sensors
Accelerometer, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Discover more

Full Specs
Samsung Galaxy A30s Specs

Full Specs
Samsung Galaxy M21 Specs

Multimedia

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

Cellular

4G (FDD) Bands
1, 3, 5, 7, 8, 20	1, 3, 5, 7, 8, 20
4G (TDD) Bands
38, 40, 41	38, 40, 41
3G Bands
1, 2, 5, 8	1, 2, 5, 8
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
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Aug 19, 2019 FCC ID value: A3LSMA307FN
Measured SAR
Head: 0.60 W/kg Body: 0.50 W/kg Simultaneous Transmission: 1.47 W/kg Wireless Router: 1.20 W/kg Phablet: 2.64 W/kg

Alternative variants

with 128GB storage


Memory	6GB/128GB