Compare Samsung Galaxy A51 4G


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Dimensions158.5 x 73.6 x 7.9 mm151 x 71.8 x 7.9 mm167.7 x 78 x 9.1 mm
Weight172 grams168 grams201 grams
Stand-bydepends on usagedepends on usagedepends on usage
Talk time32 hourdepends on usage20.8 hour
Design type
Monoblock
Controls
Facial unlock
Fingerprint recognition
Pressure sensitive in-screen
Pressure sensitive in-screen
Touchscreen
Multi-touch, Capacitive
Multi-touch, Capacitive
Multi-touch, Capacitive
Voice command
Voice dialing
Stylus
Operating system
Android
9.0 (Pie)
13
User interface
One UI
5.1
Display
Auto-rotate
Color display
Adjustable display brightness, 16.777.216 colors (24 bits), Infinity-O Display, Hole-punch display
Adjustable display brightness, 16.777.216 colors (24 bits), Dynamic AMOLED Infinity-O Display, Always On feature, HDR10+
Adjustable display brightness, 16.777.216 colors (24 bits), V-Cut, Notch
  • Size
6.5 inch6.3 inch6.6 inch
  • Resolution
2400 x 1080 pixels2280 x 1080 pixels2408 x 1080 pixels
  • Aspect ratio
20:919:920.1:9
  • Pixels Per Inch (PPI)
405400400
  • Screen-to-body ratio
87.4%91.4%80.2%
Hardware
Camera
Viervoudige camera-sensor, Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
Tri camera sensor, Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
Tri camera sensor, Auto focus, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Video recorder, self-timer
  • Type
12 MP + 48 MP + 5 MP + 5 MP12 MP + 12 MP + 16 MP2 MP + 5 MP + 50 MP
  • Angle of view (AOV)
123°123° + 77° 
  • F-number
f/2.0 + f/2.2 + f/2.2 + f/2.4f/1.5 + f/2.1 + f/2.2 + f/2.4f/1.8 + f/2.2 + f/2.4
  • Max. resolution
(camera) 8000 x 6000 pixels + (video) 3840 x 1644 pixels(camera) 4640 x 3480 pixels + (video) 3840 x 2160 pixels(video) 1920 x 1080 pixels
Haptic feedback
Integrated antenna
Processor
Samsung Exynos 9611, Octa core
Octa core
MediaTek Helio G80, Octa core
  • Clock Frequency
1.7 GHz + 2.3 GHz 1.8 GHz + 2.0 GHz
Secondary camera
Autofocus
  • Type
32 MP10 MP13 MP
  • Angle of view (AOV)
 80° 
  • F-number
f/2.2f/2.2f/2.0
  • Max. resolution
(camera) 6528 x 4896 pixels(video) 3840 x 2160 pixels 
Materials
Gorilla Glass
5
Dust and waterproof
IP68
Telephony
Dual SIM
Flight mode
Integrated handsfree speaker
nano-SIM (4FF)
Vibrating alert
Videoconferencing
Operating frequency
Quad band
Data network
4G (LTE)
Cat 9 (452 Mbps), Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 26, Band 28
Cat 20 (2 Gbps), Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, Band 20, Band 28
Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
EDGE
GPRS
HSDPA
HSUPA
UMTS
Personalisation
Multiple homescreens
Widgets
Personal Information Management (PIM)
Agenda
Alarm clock
Calculator
Contact list
Date and time notation
Document viewer
Excel files, PowerPoint files, PDF files, Word files
Excel files, PowerPoint files, PDF files, Word files
Excel files, PowerPoint files, PDF files, Word files
Phonebook with groups
Photo phonebook
Reminder list
Stopwatch & countdown timer
To-do list
Voice memo
Available applications
Image editor
Java application support
Movie editor
Photo album
Video codec support
H.263, H.264, MPEG-4
DivX, H.263, H.264, MPEG-4, Sorenson Spark, VC-1, VP8
H.264, MPEG-4
Video file support
3GP, 3G2, ASF, AVI, FLV, M4V, MKV, MP4, WebM, WMV
3GP, 3G2, ASF, AVI, FLV, M4V, MKV, MP4, WebM, WMV
3GP, 3G2, ASF, AVI, FLV, M4V, MP4, WebM, WMV
Automatic switch on/off phone
Messaging
E-mail
POP3, SMTP, IMAP4
POP3, SMTP, IMAP4
POP3, SMTP, IMAP4
Instant messaging
Google Talk
Google Talk
Google Talk
MMS
Video MMS
Video MMS
Video MMS
Predictive Text Input
T9
T9
T9
SMS
Group messaging, Receive and send concatenated messages
Group messaging, Receive and send concatenated messages
Group messaging, Receive and send concatenated messages
Internet
Internet browser
Google Chrome
RSS reader
YouTube support
Navigation
A-GPS
Beidou
Build-in navigation system
Google Maps, Google Maps Navigation
Google Maps, Google Maps Navigation
Google Maps, Google Maps Navigation
Digital Compass
Galileo
GLONASS
GPS receiver
Quasi-Zenith (QZSS)
Audio
Audio codec support
AAC, AAC+, eAAC+, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, OTA, RTTL/RTX
AAC, AAC+, AC3, eAAC+, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, RTTL/RTX
AAC, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, OTA, RTTL/RTX
Audio file support
M4A, MP3, WAV, WMA
M4A, MP3, WAV, WMA
3GA, M4A, MP3, WAV, WMA
FM-radio
Stereo, RDS
Stereo, RDS
Polyphonic ringtones
MP3 ringtones
MP3 ringtones
MP3 ringtones
Stereo speakers
Build-in memory
Internal memory
  • Size (RAM)
4 GB8 GB4 GB + 6 GB
  • Storage
128 GB256 GB128 GB + 64 GB
Memory card slot
MicroSDHC memory card
MicroSDHC memory card
Connections
Audio jack plug
3.5 mm
3.5 mm
USB
v2.0, Type-C
v3.0, Type-C
v2.0, Type-C
Connectivity
ANT+
Bluetooth
v5.0, Advanced Audio Distribution Profile (A2DP)
v5.0, Advanced Audio Distribution Profile (A2DP)
v5.3, Advanced Audio Distribution Profile (A2DP)
DLNA support
NFC
Synchronisation
ActiveSync, SyncML
ActiveSync, SyncML
SyncML
Tethering
WAP
2.0
2.0
2.0
Wireless Lan (WLAN/Wi-Fi)
Wi-Fi 5 (802.11ac), WiFi Direct support
Wi-Fi 6 (802.11ax), WiFi Direct support
Wi-Fi 5 (802.11ac), WiFi Direct support
Power supply
Battery
Li-ion
Li-ion
Li-poly
  • Capacity
4000 mAh3500 mAh5000 mAh
Fast charging
Qualcomm Quick Charge, Samsung Adaptive Fast Charging, USB Power Delivery
  • Max. power
  15 Watt
Wireless charging
Omgekeerd opladen
Sensors
Ambient light sensor
Gesture recognition
Gyroscope
Proximity sensor
Active Digitizer
Barometer