Samsung Galaxy M20 vs Samsung Galaxy A40

$189.98 VIEW ON AMAZON
$292.95 VIEW ON AMAZON

Display

Display size

6.3 inches
5.9 inches

Resolution

1080 x 2340 pixels
1080 x 2340 pixels

Pixel density

409 ppi
437 ppi

Technology

IPS LCD
Super AMOLED

Screen-to-body ratio

83.67 %
85.73 %

Features

Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Camera

Rear

Dual camera
Dual camera

Main camera

13 megapixels
16 megapixels

Hardware Features

Autofocus
Phase detection autofocus

Specifications

Aperture size: F1.9
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm

Second camera

5 megapixels
5 megapixels

Hardware Features

Ultra-wide
Ultra-wide

Specifications

Aperture size: F2.2
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)
1920x1080 (Full HD) (30 fps)

Features

Video calling, Video sharing
Hyperlapse, Video calling, Video sharing

Front

8 megapixels
25 megapixels

Design

Dimensions

6.16 x 2.93 x 0.35 inches (156.4 x 74.5 x 8.8 mm)
5.68 x 2.72 x 0.31 inches (144.3 x 69.1 x 7.9 mm)

Weight

6.56 oz (186 g)
the average is 6 oz (172 g)
4.94 oz (140 g)
the average is 6 oz (172 g)

Materials

 
Back: Plastic

Biometrics

2D Face unlock, Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Colors

Black, Blue
Black, Pink, Blue, White

Hardware & Performance

System chip

Samsung Exynos 7 Octa 7904
Samsung Exynos 7 Octa 7885

Processor

Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Mali-G71 MP2
Mali-G71 MP2

RAM

4 GB
4 GB

Internal storage

64 GB
64 GB

Maximum User Storage

50.5 GB
49.4 GB

Storage expansion

up to 512 GB
up to 512 GB

OS

Android (9.0 Pie, 8.1 Oreo), Samsung Experience UI
Android (9.0 Pie), Samsung One UI

Battery

Capacity

5000 mAh
3100 mAh

Charging

Samsung Adaptive Fast Charging
Samsung Adaptive Fast Charging

Talk time (3G)

29.00 hours
the average is 23 h (1364 min)
18.00 hours
the average is 23 h (1364 min)

Internet use

 
 

3G

15 hours
9 hours

LTE

17 hours
11 hours

Wi-Fi

17 hours
11 hours

Music playback

101.00 hours
62.00 hours

Video playback

17.00 hours
14.00 hours

Cellular

LTE (FDD)

Bands 1, 3, 5, 7, 8, 20
Bands 1, 3, 5, 7, 8, 20

LTE (TDD)

Bands 38, 40, 41
Bands 38, 40, 41

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

Data

LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
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
 

Connectivity

Bluetooth

5.0
5.0

Wi-Fi

802.11 b, g, n
802.11 a, b, g, n, ac, dual-band

USB

USB 2.0
USB 2.0

Connector

USB Type-C (reversible)
USB Type-C (reversible)

Features

Mass storage device
Mass storage device

Mobile Payment

 
Samsung Pay

Location

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Other

NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Notifications

Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

Wireless screen share
Wireless screen share

Radio

 
FM

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Regulatory Approval

FCC approval

 
 

Date approved

Jan 20, 2019
Mar 08, 2019

FCC ID value: A3LSMM205FN link
FCC ID value: A3LSMA405FN link

FCC measured SAR

 
 

Head

0.18 W/kg
0.51 W/kg

Body

0.54 W/kg
0.46 W/kg

Simultaneous Transmission

1.29 W/kg
1.02 W/kg

Wireless Router

1.13 W/kg
0.61 W/kg
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.