Manufacturer and Model

Manufacturer
Samsung
Samsung
Phone model
Galaxy A51 128Gb Ram 4Gb
Galaxy S III 32Gb i9300
Year of release
2019
2012
Alternative phone model name
SM-A515F/DS, SM-A515F/DSN, SM-A515FN/DS

Appearance

Case type
Monoblock
Monoblock
Body length
159 mm
137 mm
Body width
74 mm
71 mm
Body thickness
7.9 mm
8.6 mm
Weight
172 g
133 g
Volume
92.16 cm³
82.94 cm³
Body materials and finishes
  • Plastic
  • Plastic
Colors

Processor (CPU)

Processor model
  • Exynos 7 Series 9611
  • Samsung Exynos 4412
CPU clock speed
2300 MHz
1400 MHz
Number of processor cores
8
4
Level 1 cache (L1)
32 + 32 kB
Level 2 cache (L2)
1024 kB
Processor size
32 bits
Instruction set architecture
ARMv7
Manufacturing process
32 nm

Graphics Processor (GPU)

GPU
GPU model
  • ARM Mali-G72 MP3
  • Mali 400MP
GPU clock speed
440 MHz
Number of GPU cores
4

Primary storage (RAM)

The amount of RAM
4 GB
1 GB
RAM type
LPDDR2
RAM frequency
400 MHz
Number of RAM channels
2

Internal storage

Built-in memory
  • 128 GB
  • 32 GB

SD card

Types of Supported Memory Cards
  • microSDXC
  • microSDHC
  • microSD
  • microSDXC
  • microSDHC
  • microSD
Maximum expandable memory
1024 GB
64 GB
Hot swappable memory card

Mainboard

Chipset
  • Samsung Exynos 4 Quad 4412

Operating system

Operating system
Android 4.0

Battery

Battery capacity
4000
2100
Battery type
Li-Pol
Li-Ion
Removable battery
Wireless battery charging
Charging the battery from USB
Battery charging time
3 h
Call duration in GSM networks
32 h
21 h
Standby time in GSM networks
87 h
900 h
Call duration in UMTS (WCDMA) networks
32 h
10 h 50 min
Standby time on UMTS (WCDMA) networks
87 h
750 h

Screen

Screen diagonal
6.5 in
4.8 in
Screen resolution
2400 x 1080 pixels
1280 x 720 pixels
Resolution formats
  • Full HD
  • HD
  • HD
Pixel density
405 ppi
306 ppi
Screen technology
Super AMOLED
Super AMOLED
Color depth
24 bit
24 bit
Touch screen
Touch screen type
Capacitive
Capacitive
Anti-scratch screen
Glass screen
Aspect ratio
2.222
1.778
Auto-rotate screen
Ambient light sensor
Proximity sensor

Main photo/video camera

Camera megapixels
48 Mp
8 Mp
Maximum photo resolution
9238 x 5196 pixels
3264 x 2448 pixels
Shooting resolution formats
  • Full Ultra HD
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
  • Quad HD
  • Full HD
  • HD
Dual camera
The presence of a flash
Flash type
LED
LED
Photomatrix type
CMOS BSI
Photomatrix size
4.6 x 3.45 mm
Photomatrix pixel size
1.409 μm
Crop factor
7.52
Aperture
f/2.6
Shooting settings
Autofocus
Face detector
Smile detector
Panoramic photography
HDR photography
Viewfinder
Continuous photography
Touch focus
Exposure compensation
Self-timer
Digital image stabilization
White balance
ISO setting
Scene selection
Other photo settings
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
Video capability
Maximum video resolution
3840 x 2160 pixels
1920 x 1080 pixels
Movie speed
30 fps
30 fps
Movie settings
Movie settings list
  • White balance
  • Color effects
  • Scene selection mode

Front photo/video camera

Front camera megapixels
32 Mp
1.9 Mp
Maximum photo resolution
7542 x 4243 pixels
1838 x 1034 pixels
Shooting resolution formats
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
Front camera video
Maximum video resolution
1280 x 720 pixels

SIM card and calls

Number of SIM-cards
2
1
Mode of operation of multiple SIM-cards
Alternating
SIM card type
Nano-SIM
Micro-SIM
MP3 ringtones
Polyphonic ringtones
Vibration mode
Speakerphone
Conference call
Speed dial
Video calls
Second microphone
Noise reduction during a call
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
3.5G
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 1700 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 standards
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
Wi-Fi Direct support
Wi-Fi hotspot mode
Dual band Wi-Fi

USB

USB connector
USB connector type
USB Type-C
Micro USB
USB standard
2.0
2.0
USB OTG support
USB host support
USB Mass Storage support
MHL interface

Bluetooth

Built-in Bluetooth
Bluetooth standard
5.0
4.0
A2DP support
AVRCP support
Other Bluetooth profiles
  • GAP
  • SSP
  • HSP
  • HFP1.5
  • SPP
  • OPP
  • PBAP
  • MAP
  • AVRCP 1.3
  • HID

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
87.5 - 108.0
RDS support
Radio recording

Sensors and gauges

Ambient light sensor
Proximity sensor
Accelerometer
Orientation and rotation sensor
Gyroscope
Magnetometer
Barometer

Connectors and interfaces

USB connector
USB Type-C
Micro USB
TRS jack (mini/micro jack)
3.5 mm
3.5 mm
Wireless NFC
ANT+ wireless technology

Images

Supported image formats
  • PNG
  • JPEG
  • GIF
  • BMP
Installed image editor
Geo tags
DLNA support

Video

Installed video player
Supported video formats
  • MP4
  • AVI
  • 3GPP
  • WMV
  • MPEG-4
  • MKV
  • AVI
  • 3GPP
  • Xvid
  • H.263
  • H.264
  • WMV
Video resolution formats
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
  • Full HD
  • HD
Streaming video
Geo tags

Audio

Installed audio player
Supported audio formats
  • AAC
  • MIDI
  • MP3
  • WMA
  • WAV
  • AAC
  • AAC+
  • eAAC+
  • AMR
  • AMR-NB
  • AMR-WB
  • FLAC
  • M4A
  • MIDI
  • MP3
  • OGG
  • 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
Supported document formats
  • PDF
  • ZIP
Email
IMAP4 protocol support
Handwriting recognition
Convert speech to text

Connectivity and synchronization

PC connection
Tethering support
Synchronization over the mobile network
OTA sync
Synchronization with services
  • Gmail
  • Gtalk
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps
  • Gmail
  • Facebook
  • Google Talk
  • YouTube

Software features

Installed browser
  • HTML
  • WAP
  • HTML
  • HTML5
  • 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)

SAR level

SAR level
0.34 W/kg