Samsung Galaxy A20 vs Samsung Galaxy M40

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Display

Display size

6.4 inches
6.3 inches

Resolution

720 x 1560 pixels
1080 x 2340 pixels

Pixel density

268 ppi
409 ppi

Technology

Super AMOLED
IPS LCD

Screen-to-body ratio

84.95 %
84.94 %

Features

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

Camera

Rear

Dual camera
Triple camera

Main camera

13 megapixels
32 megapixels

Hardware Features

Autofocus
Phase detection autofocus

Specifications

Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 0.8 μm

Second camera

5 megapixels
8 megapixels

Hardware Features

Ultra-wide
Ultra-wide, Phase detection autofocus

Specifications

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/4"; Pixel size: 1.12 μm

Third camera

 
5 megapixels

Hardware Features

 
Depth information

Specifications

 
Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Flash

LED
LED

Video recording

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (240 fps)

Features

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

Front

8 megapixels
16 megapixels

Features

 
High Dynamic Range mode (HDR)

Design

Dimensions

6.24 x 2.94 x 0.31 inches (158.4 x 74.7 x 7.8 mm)
6.11 x 2.91 x 0.31 inches (155.3 x 73.9 x 7.9 mm)

Weight

5.96 oz (169 g)
the average is 6 oz (172 g)
5.93 oz (168 g)
the average is 6 oz (172 g)

Materials

Back: Plastic
Back: Plastic

Biometrics

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

Colors

Black, Blue, Red
 

Colors

 
Midnight blue, Seawater blue

Hardware & Performance

System chip

Samsung Exynos 7884
Qualcomm Snapdragon 675 SM6150

Processor

Octa-core, 1600 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2000 MHz, Kryo 460, 64-bit, 11 nm

GPU

Mali-G71 MP2
Adreno 612

RAM

3 GB
6 GB

Internal storage

32 GB
128 GB

Maximum User Storage

21.7 GB
105 GB

Storage expansion

up to 512 GB
up to 512 GB

OS

Android (9.0 Pie), Samsung One UI
Android (9.0 Pie), Samsung One UI

Battery

Capacity

4000 mAh
3500 mAh

Charging

Samsung Adaptive Fast Charging
Samsung Adaptive Fast Charging

Talk time (3G)

26.00 hours
the average is 23 h (1387 min)
 

Talk time (4G)

 
29 hours

Internet use

 
 

3G

12 hours
 

LTE

13 hours
14 hours

Wi-Fi

13 hours
14 hours

Music playback

82.00 hours
49.00 hours

Video playback

21.00 hours
12.00 hours

Cellular

LTE (FDD)

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

LTE (TDD)

Bands 38, 40, 41
Bands 40, 41

UMTS

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

GSM

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

Data

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 13/5 (400/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

Yes
Yes

SIM type

Nano SIM
Nano SIM

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

Location

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

Other

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

Phone features

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers)
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
USB Type-C (reversible)

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Shopping information

In The Box

 
Type-C earphones, Data cable, 15W charger, User manual, Ejection pin
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