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Samsung Galaxy S20 vs Samsung Galaxy A51 (SM-A515F/DSN)

Side by side comparison, pros, cons, differences between Samsung Galaxy S20 vs Samsung Galaxy A51 phones with full specifications. What's the best?

,
Samsung Galaxy S20
6.2"
AMOLED

1440x3200

12.2
MP

10mp

8GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
Compare Samsung Galaxy S20 X05Samsung Galaxy A51 (SM-A515F/DSN)
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? The PhoneMore's choice is Samsung Galaxy S20

The phonemore's choice is much more technical than personal, so don't just evaluate it. Our goal is to help, but what's important to us may not be important to you. You decide which is the best! Comment!


26 Advantages Samsung Galaxy S20
Galaxy S20vsGalaxy A51 (SM-A515F/DSN)
 25%25%
+More powerful processor, you can open your applications faster
2.84Ghz 64bit Octa-Corevs2.3Ghz 64bit Octa-Core
 33%33%
+More RAM memory. Typically more responsive and better for multitasking
8GB LPDDR5vs6GB LPDDR4X
Advantage
+Fastest write and read storage
UFS 3.0vseMMC 5.1
 5%5%
+Lighter
164 grams (5.74 ounces)vs172 grams (6.02 ounces)
Advantage
+More resistant material
Aluminum frame, front/back glassvsPlastic body, front glass
 78%78%
+Higher resolution screen
1440x3200 pixelsvs1080x2400 pixels
 40%40%
+Crisper display of text, images and video because it has more pixels per inch (ppi)
566 PPIvs405 PPI
 26%26%
+Higher resolution main camera
(triple camera) 12.2MP + 64MP + 12MPvs(quad camera) 48MP + 12MP + 5MP + 5MP
Advantage
+The zoom allows for better focus and approach to take pictures
Digital and optical zoomvsOnly digital zoom
Advantage
+You with less worry when taking pictures with auto focus
PDAF: phase detection autofocus on both camerasvsPDAF: phase detection autofocus
Advantage
+Image stabilization prevents blurry photos and helps in recording motion video
OIS: Optical stabilizationvsEIS: Digital stabilization
Advantage
+The BSI sensor allows the entry of more light generating photos with more detail and brightness
BSI sensorvsNot supported
 33%33%
+Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure
f/1.5 (aperture)vsf/2.0 (aperture)
 2 times100%
+More image quality for recording videos with the primary camera
6K UHD (7680x3240 pixels)vs4K UHD (3840x2160 pixels)
 3 times100%
+More image quality for recording videos with the secondary camera
4K UHD (3840x2160 pixels)vsFull HD (1920x1080 pixels)
Advantage
+The 5G network is newer and faster
5Gvs4G+ LTE-A
 2 times100%
+Faster for surfing the internet and download files
(5G) 2000 Mbpsvs(4G+ LTE-A) 600 Mbps
Advantage
+Sensors help you use the device
BarometervsNot supported
Advantage
+Sensors help you use the device
Heart ratevsNot supported
Advantage
+Sensors help you use the device
SpO2vsNot supported
Advantage
+The radio lets you listen to your songs and sports in general
FMvsNot supported
Advantage
+WiFi 802.11 a/b/g/n/ac/ax + MIMO (2.4Ghz, 5Ghz) is newer and faster
802.11 a/b/g/n/ac/ax + MIMO (2.4Ghz, 5Ghz)vs802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
Advantage
+With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device
DLNAvsNot supported
Advantage
+Bluetooth 5.1 version A2DP/LE is newer and faster
5.1 version A2DP/LEvs5.0 version A2DP/LE
Advantage
+More speed data transfer as mp3 and photos via USB
USB 3.2 Type-C, USB OTG On-The-GovsUSB 2.0 Type-C, USB OTG On-The-Go
Advantage
+Protection against water allows you talk to your friends in the rain, for example
IP68 certifiedvsNot supported

05 Advantages Samsung Galaxy A51 (SM-A515F/DSN)
Galaxy A51 (SM-A515F/DSN)vsGalaxy S20
 5%5%
+Larger screen
6.5"vs6.2"
 28%28%
+The larger sensor camera lets you take photos with better depth
1/2" inchesvs1/2.55" inches
 2 times100%
+Higher resolution secondary camera to take pictures and selfies
(front) 32MPvs(front) 10MP
Advantage
+Headsets with 3.5mm Jack size are more common and easy to find in stores
3.5mm jackvsType-C reversible connector
Advantage
+It's more advantageous to have more than one phone operator in the same device
2 slots Dual-SIMvs1 slot

27 Common items in both devices
128GB (107GB user available)
Until 1TB microSD, microSDHC, microSDXC
7.9 millimeters (0.31 inches)
Dynamic AMOLED / Super AMOLED
16 million
LED flash
HDR photo/video on both cameras / HDR photo on both cameras
Capacitive
Multitouch
Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Fingerprint (under display)
Face unlock
ANT+
4000 mAh
LiPo - Li-Ion polymer (Non removable)
Speakerphone
Video calling
Vibrating alert
Active noise cancellation
A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC
HTML, XHTML, HTML5
Gorilla Glass 6 / Gorilla Glass 3
+ COMMON ITEMS

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

Model and physical featuresSamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
ModelGalaxy S20Galaxy A51 (SM-A515F/DSN)
Also known asSamsung Galaxy S20 5GSamsung Galaxy A51 SM-A515F/DSN
Country or region availableVarious (International)United Arab EmiratesEuropePakistanTaiwanVarious (International)
BrandSamsungSamsung
Release dateMarch, 2020December, 2019
Depth7.9 millimeters (0.31 inches)7.9 millimeters (0.31 inches)
Size (width x height)68 x 152 millimeters (2.68 x 5.98 in)73.6 x 158.5 millimeters (2.9 x 6.24 in)
Weight164 grams (5.74 ounces)172 grams (6.02 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, front/back glassPlastic body, front glass
Protection against water and othersIP68 certified: dust proof and waterproof over 1.5 meter and 30minNot supported
Operating system (OS)Samsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
Operating systemAndroid 10Android 10
Firmware updatefeature not registeredfeature not registered
HardwareSamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
Architecture - Chipset64bit - Qualcomm Snapdragon 865 SM8250 (7nm)64bit - Samsung Exynos 9 Octa 9611 (10nm)
CPU processorOcta-Core, 3 processors:
2.84Ghz Single-Core Kryo 585
2.42Ghz 3-Cores Kryo 585
1.9Ghz Quad-Core Kryo 585
Octa-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A73
1.7Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 650ARM Mali-G72 MP3
RAM memory8GB LPDDR56GB LPDDR4X
Internal storage128GB (107GB user available)
UFS 3.0
128GB (107GB user available)
eMMC 5.1
External storageUntil 1TB microSD, microSDHC, microSDXC
(dedicated slot)
Until 1TB microSD, microSDHC, microSDXC
(dedicated slot)
DisplaySamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
Display typeDynamic AMOLEDSuper AMOLED
Screen size6.2" inches6.5" inches
Screen-to-body ratio~89.8% (screen-to-body ratio)~87.4% (screen-to-body ratio)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Display resolution1440x3200 pixels1080x2400 pixels
Pixel density (dot pitch)566 PPI405 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 6Gorilla Glass 3
Mobile networks and dataSamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
Dual-SIMNot supportedDual SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot
nano-SIM (4FF)
2 slots Dual-SIM
nano-SIM (4FF)
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800/1900, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1700/1900/2100
UMTS 850/900/1700/1900/2100
Primary 4G/5G networkLTE Cat20 (Bands )
TD-LTE (Bands )

5G SA/NSA/Sub6
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 data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G-NRGPRS, 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
Maximum download/upload2000/150 Mbps600/150 Mbps
Messaging and callingSamsung Galaxy S20Samsung 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
Primary / back cameraSamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
Main camera(triple camera)
12.2 megapixels
64MP telephoto (PDAF, OIS, 3x opt-zoom)
12MP ultrawide (AF Super Steady video)
(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)6K UHD (7680x3240 pixels) 30 fps4K UHD (3840x2160 pixels) 30 fps
FlashLED flashLED flash
Focal aperturef/1.5 (aperture)f/2.0 (aperture)
Focal length26mm lens26mm lens
Sensor size1/2.55" inches1/2" inches
Pixel size1.4µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocus on both camerasPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomDigital and optical 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
Front / secondary cameraSamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
Front camera10 megapixels32 megapixels
Front camera resolution3872x2592 pixels6528x4896 pixels
Video recording (secondary)4K UHD (3840x2160 pixels)Full HD (1920x1080 pixels)
Front flashNot supportedNot supported
Focal aperturef/1.9 (aperture)f/2.2 (aperture)
Focal length26mm lens26mm lens
Sensor size1/3.2" inches1/2.8" inches
Pixel size1.22µm pixel0.8µm pixel
MultimediaSamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
Connectivity and interfacesSamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
USBUSB 3.2 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio outputType-C reversible connector3.5mm jack
Bluetooth5.1 version A2DP/LE5.0 version A2DP/LE
WiFi802.11 a/b/g/n/ac/ax + MIMO (2.4Ghz, 5Ghz)802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
DLNASupportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy S20Samsung 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
Compass
Ambient Light
Gyroscope
Barometer
Gesture
Heart rate
SpO2
Hall effect
Face unlock
Fingerprint (under display)
ANT+
Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Hall effect
Face unlock
Fingerprint (under display)
ANT+
Other features- Colors: Black and other colors
- Ultrasonic fingerprint sensor
- One UI 2
- Always-on display
- 20:9 ratio, 120Hz, HDR10+ display
- 32-bit/384kHz audio
- Dolby Atmos/AKG sound
- Bixby
- Samsung DeX
- Samsung Pay (MST, NFC)
- USB Power Delivery 2.0
- Wireless charging: 15W
- WiFi direct, hotspot
- Colors: Prism, Crush Black, White, Blue, Pink
- One UI 2
- Always On Display
- WiFi direct, hotspot
Power supply and autonomySamsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
BatteryLiPo - Li-Ion polymer (Non removable)
Fast battery charging
Qi wireless charging
Reverse wireless charging between devices
LiPo - Li-Ion polymer (Non removable)
Fast battery charging
Battery capacity4000 mAh4000 mAh
Battery model / charger (watts)45W15W
Talk timefeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation rate (SAR)Samsung Galaxy S20Samsung Galaxy A51 (SM-A515F/DSN)
SAR USA, Mexico, Colombiafeature not registeredfeature not registered
SAR European Union, UKfeature not registered0.369 W/Kg (head) | 1.59 W/Kg (body)