Samsung Galaxy A40 vs Samsung Galaxy A20 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 A40 Samsung Galaxy A20
Released · Apr 10, 2019
Released · Apr 10, 2019
5.9-inch · 2340x1080px
6.4-inch · 1560x720px
Dual camera
Dual camera
4GB · 64GB
3GB · 32GB
3100 mAh
4000 mAh
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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 0.31 inches
158.4 x 74.7 x 7.8 mm
Weight
4.94 oz (140.0 g) 5.96 oz (169.0 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,Deep blue, Red

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
Refresh rate
60Hz
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 7884 (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) 3GB (LPDDR4)
Internal storage
64GB, available to use: 49.4 GB 32GB, available to use: 20.3 GB
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), Samsung One UI

Battery

Capacity
3100 mAh 4000 mAh
Type
Li - Polymer
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
13 MP (Autofocus)
Aperture size: F1.9
Focal length: 27 mm
Sensor size: 1/3.1"
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
1920x1080 (Full HD) (30 fps)
Hyperlapse, Video calling, Video sharing
1920x1080 (Full HD) (30 fps)
Front
25 MP, Video capture: 1920x1080 (Full HD) 8 MP

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
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, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers) Accelerometer, Gyroscope, Compass, Hall (for flip covers)
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 Dolby Atmos
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 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
4G (TDD)
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 Cat 6 (300/50 Mbit/s), 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: Jun 19, 2019
FCC ID value: A3LSMA205U
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: 1.09 W/kg
Body: 0.60 W/kg
Simultaneous Transmission: 1.37 W/kg
Wireless Router: 1.00 W/kg
Phablet: 3.94 W/kg

Buyers information

MSRP
$ 250

Availability

Officially announced
Apr 10, 2019

Alternative variants

for T-Mobile and Metro
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD) Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
for Verizon, Sprint, Virgin Mobile and Boost Mobile
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 71(600)
4G (TDD) Bands 41(2600+)
3G Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
for US Cellular
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 66(AWS-3), 71(600)
3G Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
FCC OKs Cingular\'s purchase of AT&T Wireless