Samsung Galaxy A40 vs Samsung Galaxy A30 Specs Comparison

Availability

Officially announced
Apr 10, 2019	Feb 25, 2019

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	5.82 oz / 165.0 g
Materials
Back: Plastic Frame: Plastic	Back: Plastic
Biometrics
2D Face unlock, Fingerprint (touch)	2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Coral, Blue, White	Black, Blue, White

Display

Size
5.9-inch, 85.73% screen-to-body	6.4-inch, 85.24% screen-to-body
Type
Super AMOLED	Super AMOLED
Resolution
2340x1080px, 19.5:9 ratio, 437 PPI	2340x1080px, 19.5:9 ratio, 403 PPI
Protection
Corning Gorilla Glass 3	Corning Gorilla Glass 3

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Exynos 7904 (14 nm)	Samsung Exynos 7 Octa 7904 (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
Memory
4GB (LPDDR4)/64GB	4GB (LPDDR4)/64GB 3GB/32GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie)	Android (10, 9.0 Pie)

Battery

Type
3100 mAh, Li - Polymer	4000 mAh, Li - Ion
Charging
Samsung Adaptive Fast Charging	Samsung Adaptive Fast Charging

Camera

Rear
Dual camera	Dual camera
Main camera
16 MP (PDAF) Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.8" Pixel size: 1.12 μm	16 MP (PDAF) Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.8" Pixel size: 1.12 μm
Second camera
5 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/5" Pixel size: 1.12 μm	5 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/5" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
1080p (30 fps) Hyperlapse, Video calling, Video sharing	1080p (30 fps) Video calling, Video sharing
Front
25 MP Video capture: 1080p	16 MP 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, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), 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
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync	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	Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation	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	5, 8, 2, 1
Data Speed
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM
VoLTE
	Yes

Regulatory Approval

FCC approval
Date approved: Mar 08, 2019 FCC ID value: A3LSMA405FN	Date approved: Feb 14, 2019 FCC ID value: A3LSMA305F
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: 0.32 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

Links

Full specifications
Samsung Galaxy A40 Specs	Samsung Galaxy A30 Specs
User Reviews
Samsung Galaxy A40 User Reviews