Comparison of Samsung Galaxy A31 64Gb and BlackBerry KEY2 64Gb smartphones based on their characteristics

Samsung Galaxy A31 64Gb

BlackBerry KEY2 64Gb

Manufacturer and Model

Manufacturer

Samsung

BlackBerry

Phone model

Galaxy A31 64Gb

KEY2 64Gb

Year of release

2020

2018

Appearance

Case type

Monoblock

Monoblock

Body length

159 mm

151 mm

Body width

73 mm

72 mm

Body thickness

8.6 mm

8.5 mm

Weight

185 g

168 g

Volume

100.15 cm³

92.4 cm³

Body materials and finishes

• Plastic

• Aluminium alloy
• Plastic

Colors

• Black
• Blue
• Red
• White

• Silver

Processor (CPU)

Processor model

• MediaTek Helio P65 MT6768

• Qualcomm Snapdragon 660 MSM8976 Plus

CPU clock speed

2000 MHz

2200 MHz

Number of processor cores

8

8

Graphics Processor (GPU)

GPU

GPU model

• Mali-G52 MP6

• Qualcomm Adreno 512

Primary storage (RAM)

The amount of RAM

4 GB

6 GB

Internal storage

Built-in memory

• 64 GB

• 64 GB

SD card

Types of Supported Memory Cards

• microSDXC
• microSDHC
• microSD

• microSDXC
• microSDHC
• microSD

Maximum expandable memory

512 GB

256 GB

Hot swappable memory card

Operating system

Operating system

Android 10.0

Android 8.1

Battery

Battery capacity

5000

3500

Battery type

Li-Ion

Li-Ion

Charging the battery from USB

Screen

Screen diagonal

6.4 in

4.5 in

Screen resolution

2400 x 1080 pixels

1620 x 1080 pixels

Resolution formats

• Full HD
• HD

• HD

Pixel density

411 ppi

433 ppi

Screen technology

Super AMOLED

IPS

Color depth

24 bit

24 bit

Touch screen

Touch screen type

Capacitive

Capacitive

Anti-scratch screen

Aspect ratio

2.222

1.5

Auto-rotate screen

Ambient light sensor

Proximity sensor

Main photo/video camera

Camera megapixels

48 Mp

12 Mp

Maximum photo resolution

9238 x 5196 pixels

4619 x 2598 pixels

Shooting resolution formats

• Full Ultra HD
• Ultra HD
• Quad HD
• Full HD
• HD

• Ultra HD
• Quad HD
• Full HD
• HD

Dual camera

The presence of a flash

Flash type

LED

Dual LED

Shooting settings

Autofocus

Face detector

Viewfinder

Other photo settings

• Serial shooting
• Panoramic shooting
• Hdr shooting
• Face detection

• Serial shooting
• Panoramic shooting
• Hdr shooting
• Face detection

Video capability

Maximum video resolution

1920 x 1080 pixels

3840 x 2160 pixels

Movie speed

30 fps

30 fps

Movie settings

Movie settings list

• White balance
• Color effects
• Scene selection mode

• White balance
• Color effects
• Scene selection mode

Front photo/video camera

Front camera megapixels

20 Mp

8 Mp

Maximum photo resolution

5963 x 3354 pixels

3771 x 2121 pixels

Shooting resolution formats

• Ultra HD
• Quad HD
• Full HD
• HD

• Quad HD
• Full HD
• HD

Front camera video

SIM card and calls

Number of SIM-cards

2

2

Mode of operation of multiple SIM-cards

Alternating

Alternating

SIM card type

Nano-SIM

Nano-SIM

MP3 ringtones

Polyphonic ringtones

Vibration mode

Speakerphone

Conference call

Speed dial

Video calls

Ability to mute the microphone during a call

Extended phone book

Contacts in the phone book

Unlimited

Unlimited

Data exchange between SIM card and internal memory

Mobile communications

Cellular generation

4.5G

4.5G

GSM support

GSM frequencies

• GSM 850 MHz
• GSM 900 MHz
• GSM 1800 MHz
• GSM 1900 MHz

• GSM 850 MHz
• GSM 900 MHz
• GSM 1800 MHz
• GSM 1900 MHz

UMTS support

UMTS frequencies

• UMTS 850 MHz
• UMTS 900 MHz
• UMTS 1900 MHz
• UMTS 2100 MHz

• UMTS 850 MHz
• UMTS 900 MHz
• UMTS 1900 MHz
• UMTS 2100 MHz

LTE support

Internet data transmission standards

Data transmission standards

• HSPA+
• HSUPA
• HSDPA
• EDGE
• GPRS

• HSPA+
• HSUPA
• HSDPA
• EDGE
• GPRS

Wi-Fi

Built-in Wi-Fi

Wi-Fi Direct support

USB

USB connector

USB connector type

USB Type-C

USB Type-C

USB standard

3.0

3.0

USB OTG support

Bluetooth

Built-in Bluetooth

Bluetooth standard

5.0

5.0

A2DP support

Other Bluetooth profiles

• EDR

Navigation and positioning

Built-in GPS

A-GPS support

Installed GLONASS

Built-in digital compass

Radio

Built-in radio receiver

Radio range

87.5 - 108 МГц

Sensors and gauges

Ambient light sensor

Proximity sensor

Accelerometer

Orientation and rotation sensor

Magnetometer

Hall sensor

Connectors and interfaces

USB connector

USB Type-C

USB Type-C

TRS jack (mini/micro jack)

3.5 mm

3.5 mm

Wireless NFC

Images

Supported image formats

• PNG
• JPEG
• GIF
• BMP

• PNG
• JPEG
• GIF
• BMP

Installed image editor

Geo tags

Video

Installed video player

Supported video formats

• MP4
• AVI
• 3GPP
• WMV

• MP4
• AVI
• 3GPP
• WMV

Video resolution formats

• Full HD
• HD

• Ultra HD
• Quad HD
• Full HD
• HD

Streaming video

Geo tags

Audio

Installed audio player

Supported audio formats

• AAC
• MIDI
• MP3
• WMA
• WAV

• AAC
• MIDI
• MP3
• WMA
• WAV

MP3 support

Streaming audio

Dictaphone

Voice notes

TRS jack (mini/micro jack)

3.5 mm

3.5 mm

Control elements

Touch input

Multitouch

Pinch zoom

Russified input

Documents and office

Installed Organizer (PIM)

Office document support

Email

IMAP4 protocol support

Convert speech to text

Connectivity and synchronization

PC connection

Synchronization over the mobile network

Synchronization with services

• Gmail
• Gtalk
• Facebook
• Twitter
• Youtube
• Google search
• Google maps

• Gmail
• Gtalk
• Facebook
• Twitter
• Youtube
• Google search
• Google maps

Software features

Installed browser

• HTML
• WAP

• HTML
• WAP

Receiving and sending SMS

SMS messages

SMS T9 support

SMS output in the form of a chat

MMS support

Security

Fingerprint scanner

Installed VPN

Additional features

Standalone mode (flight mode)