Samsung Galaxy A40 vs Samsung Galaxy A30s Specs Comparison

Design

Dimensions
5.69 x 2.72 x 0.31 inches 144.4 x 69.2 x 7.9 mm	6.24 x 2.94 x 0.30 inches 158.5 x 74.7 x 7.7 mm
Weight
4.94 oz (140.0 g)	5.86 oz (166.0 g)
Materials
Back: Plastic Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch)	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Coral, Blue, White	Prism crush black, Prism crush white, Prism crush violet, Prism crush green

Display

Size
5.9-inch	6.4-inch
Resolution
2340x1080px, 19.5:9 ratio, 437 PPI	1560x720px, 19.5:9 ratio, 268 PPI
Technology
Super AMOLED	Super AMOLED
Screen-to-body
85.73 %	84.95 %
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Exynos 7904 (14 nm)	Samsung Exynos 7 Octa 7885 (14 nm)
Processor
Octa-core 1800 MHz ARM Cortex-A73 and ARM Cortex-A53	Octa-core 1800 MHz ARM Cortex-A73 and ARM Cortex-A53
GPU
Mali-G71 MP2	Mali-G71 MP2
RAM
4GB (LPDDR4)	4GB (LPDDR4)
Internal storage
64GB, available to use: 49.4 GB	128GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie), Samsung One UI	Android (11, 10, 9.0 Pie)

Battery

Capacity
3100 mAh	4000 mAh
Type
Li - Polymer	Li - Polymer
Charging
Samsung Adaptive Fast Charging	Fast charging

Camera

Rear
Dual camera	Triple camera
Main camera
16 MP (PDAF) Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.8" Pixel size: 1.12 μm	25 MP (PDAF) Aperture size: F1.7 Focal length: 27 mm
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 Focal Length: 13 mm
Third camera
	5 MP (Depth information) Aperture size: F2.2
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps) Hyperlapse, Video calling, Video sharing	1920x1080 (Full HD) (30 fps)
Front
25 MP, Video capture: 1920x1080 (Full HD)	16 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0	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, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Compass
Other
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

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	Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)	Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 5(850), 8(900)	Bands 1(2100), 2(1900), 5(850), 8(900)
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
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 08, 2019 FCC ID value: A3LSMA405FN	Date approved: Aug 19, 2019 FCC ID value: A3LSMA307FN
Measured SAR
Head: 0.51 W/kg Body: 0.46 W/kg Simultaneous Transmission: 1.02 W/kg Wireless Router: 0.61 W/kg	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

Availability

Officially announced
Apr 10, 2019	Aug 22, 2019

Links

Full specifications
Samsung Galaxy A40 Specs	Samsung Galaxy A30s Specs
User Reviews
Samsung Galaxy A40 User Reviews	Samsung Galaxy A30s User Reviews