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Samsung Galaxy S8 Plus (SM-G955F) vs Samsung Galaxy A51 (SM-A515F/DSN)

Side by side comparison between Samsung Galaxy S8 Plus vs Samsung Galaxy A51 phones, differences, pros, cons with full specifications. What's the better?

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Compare Samsung Galaxy A51 XSamsung Galaxy S8 Plus (SM-G955F)17Points
Samsung Galaxy S8 Plus (SM-G955F)
6.2"
AMOLED

1440x2960

12.2
MP

8mp

4GB
RAM

64bit Octa

3500
mAh

(Non removable)

vs
11PointsSamsung Galaxy A51 (SM-A515F/DSN)Compare Samsung Galaxy S8 Plus X
Samsung Galaxy A51 (SM-A515F/DSN)
6.5"
AMOLED

1080x2400

48
MP

32mp

6GB
RAM

64bit Octa

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S8 Plus (SM-G955F)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Galaxy S8 Plus (SM-G955F)17 Advantages Samsung Galaxy S8 Plus (SM-G955F)vsGalaxy A51 (SM-A515F/DSN)11 Advantages Samsung Galaxy A51 (SM-A515F/DSN)
+UFS 2.1Advantage
Fastest write and read storage.
vseMMC 5.1
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+HDR10Advantage
The HDR10 display provides vibrant colors and more details
vsNot supported
+1440x2960 pixels64%
Higher resolution screen
vs1080x2400 pixels
+531 PPI31%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs405 PPI
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+f/1.7 (aperture)18%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+(front) 2K UHD (2560x1440)78%
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+(4G+ LTE-A) 1024 Mbps71%
Faster for surfing the internet and download files
vs(4G+ LTE-A) 600 Mbps
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+Iris scannerAdvantage
Sensors help you use the device
vsNot supported
+Heart rateAdvantage
Sensors help you use the device
vsNot supported
+SpO2Advantage
Sensors help you use the device
vsNot supported
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C, USB OTG On-The-Go
+IP68 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
4GB LPDDR4vs+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
64GB (51GB available)vs+128GB (107GB available)110%
More internal storage for applications and files
173 grams (6.06 ounces)vs+172 grams (6.02 ounces)1%
Lighter
8.1 millimeters (0.32 inches)vs+7.9 millimeters (0.31 inches)3%
Thinner
6.2"vs+6.5"5%
Larger screen
(back) 12.2MPvs+(quad camera) 48MP + 12MP + 5MP + 5MP5 times
Higher resolution main camera
1/2.55" inchesvs+1/2" inches28%
The larger sensor camera lets you take photos with better depth.
(front) 8MPvs+(front) 32MP3 times
Higher resolution secondary camera to take pictures and selfies
Android 9.0 Pievs+Android 10Advantage
Android 10 is newer and safer
3500 mAhvs+4000 mAh14%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)vs+2 slots (Dual-SIM)Advantage
It's more advantageous to have more than one phone operator in the same device

34 Common items in both devices
2.3Ghz 64bit Octa-Core
Until 1TB microSD, microSDXC
Super AMOLED
60Hz
16 million
LED flash
Only digital zoom
+27 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
ModelGalaxy S8 Plus (SM-G955F)Galaxy A51 (SM-A515F/DSN)
Other model namesGalaxy S8+ G955F (Exynos), Samsung Dream 2Samsung Galaxy A51 SM-A515F/DSN
Country or region available(Global, International)(Europe)
(Global, International), (Europe)
(Global, International)United Arab Emirates(Europe)PakistanTaiwan
(Global, International), United Arab Emirates, (Europe), Pakistan, Taiwan
BrandSamsungSamsung
Release dateApril, 2017December, 2019
Depth8.1 millimeters (0.32 inches)7.9 millimeters (0.31 inches)
Size (width x height)73.4 x 160 millimeters (2.89 x 6.3 in)73.6 x 158.5 millimeters (2.9 x 6.24 in)
Weight173 grams (6.06 ounces)172 grams (6.02 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersIP68 certified: dust proof and waterproof over 1.5 meter and 30minNot supported
System (OS)Samsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
Operating systemAndroid 7.0 NougatAndroid 10
Firmware updateAndroid 9.0 Piefeature not registered
HardwareSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
Chipset64bit - Samsung Exynos 9 Octa 8895 (10nm)64bit - Samsung Exynos 9 Octa 9611 (10nm)
CPU processorOcta-Core, 2 processors:
2.3Ghz Quad-Core Exynos M2 Mongoose
1.7Ghz Quad-Core ARM Cortex-A53
Octa-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A73
1.7Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerARM Mali-G71 MP20 550MhzARM Mali-G72 MP3
RAM memory4GB LPDDR46GB LPDDR4X
Internal storage64GB (51GB available)
UFS 2.1
128GB (107GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplaySamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
Display typeSuper AMOLEDSuper AMOLED
Screen size6.2" inches6.5" inches
Screen-to-body ratio~83.1% (screen-to-body ratio)~87.4% (screen-to-body ratio)
Display resolution1440x2960 pixels (18.5:9)1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)531 PPI405 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Gorilla Glass 3
Display features60Hz, HDR1060Hz
Mobile networksSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload1024/150 Mbps600/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat16 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,12,20,28,29,30)
TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41)
LTE Cat12/13 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
TD-LTE (Bands 38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE
CallingSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
CameraSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
Back camera (main camera)12.2 megapixels(quad camera)
• 48 megapixels
• 12MP ultrawide (f/2.2 13mm 1.12µm)
• 5MP telephoto (f/2.4 40mm)
• 5MP depth sensor (f/2.2 1/5.0" 1.12µm)
Main camera resolution4032x3024 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.7 (aperture)f/2.0 (aperture)
Focal length26mm lens26mm lens
Sensor size1/2.55" inches1/2" inches
Pixel size1.4µm pixel0.8µm pixel
AutofocusPDAF on back camera and autofocus front cameraPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
2ª cameraSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
Front camera (secondary)8 megapixels32 megapixels
Front camera resolution3264x2448 pixels6528x4896 pixels
Video recording (secondary)2K UHD (2560x1440)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/1.7 (aperture)f/2.2 (aperture)
Focal length25mm lens26mm lens
Sensor size1/3.6" inches1/2.8" inches
Pixel size1.22µm pixel0.8µm pixel
MultimediaSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, DivX, XviDMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivitySamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
USBUSB 3.1 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNASupportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Barometer
Iris scanner
Heart rate
SpO2
Hall effect
Face unlock
Fingerprint sensor (rear-mounted)
ANT+
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Hall effect
Face unlock
Fingerprint sensor (under display)
ANT+
Other features- Colors: Black, Silver, Blue, Gold, Orchid Gray
- Samsung DeX (desktop experience)
- Curved edge screen
- Corning Gorilla Glass 5 back panel
- Samsung Gear VR compatible
- Quick Charge 2.0
- Samsung Pay
- 32bit/192kHz audio
- WiFi direct, hotspot
- Colors: Prism, Crush Black, White, Blue, Pink
- One UI 2
- Always On Display
- WiFi direct, hotspot
Power supplySamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
BatteryLi-Ion: Lithium-Ion (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity3500 mAh4000 mAh
Charger, watts• 15W (9V/1.67A) Fast battery charging
• Qi wireless charging (Qi/PMA)
• 15W Fast battery charging
Talk time autonomy2040 minutes | 34 hours | 1.4 daysfeature not registered
Standby20580 minutes | 343 hours | 14.3 daysfeature not registered
Radiation rateSamsung Galaxy S8 Plus (SM-G955F)Samsung Galaxy A51 (SM-A515F/DSN)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.369W/kg (head) | 1.59W/kg (body)
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