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Samsung Galaxy S10 Plus (SM-G975U 128GB) vs Samsung Galaxy A51 (SM-A515F/DSM 128GB)

Side by side comparison between Samsung Galaxy S10 Plus vs Samsung Galaxy A51 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy A51 X Samsung Galaxy S10 Plus (SM-G975U 128GB) 23Points
6.4"
AMOLED

1440x3040

12.2
MP

10mp

8GB
RAM

Octa-core

4100
mAh

(Non removable)

vs
07Points Samsung Galaxy A51 (SM-A515F/DSM 128GB) Compare Samsung Galaxy S10 Plus X
6.5"
AMOLED

1080x2400

48
MP

32mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S10 Plus (SM-G975U 128GB)

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 S10 Plus (SM-G975U 128GB)} 23 Advantages Samsung Galaxy S10 Plus (SM-G975U 128GB) vs Galaxy A51 (SM-A515F/DSM 128GB)} 7 Advantages Samsung Galaxy A51 (SM-A515F/DSM 128GB)
+2.84GHz 64bit Octa-core (7nm)38%
More powerful processor, you can open your applications faster
vs2.3GHz 64bit Octa-core (10nm)
+8GB LPDDR4X33%
More RAM memory. Typically more responsive and better for multitasking.
vs6GB LPDDR4X
+UFS 2.1Advantage
Fastest write and read storage.
vseMMC 5.1
+7.8 millimeters (0.31 inches)1%
Thinner
vs7.9 millimeters (0.31 inches)
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+1440x3040 pixels69%
Higher resolution screen
vs1080x2400 pixels
+526 PPI30%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs405 PPI
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+f/1.5 (aperture)33%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+(4G LTE-A) 2000 Mbps2 times
Faster for surfing the internet and download files
vs(4G LTE-A) 600 Mbps
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+Heart rateAdvantage
Sensors help you use the device
vsNot supported
+Proximity sensorAdvantage
Sensors help you use the device
vsVirtual proximity sensor
+SpO2Advantage
Sensors help you use the device
vsNot supported
+4100 mAh2%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs4000 mAh
+Qi wireless charging (Qi/PMA)Advantage
Wireless charging is another way to charge the battery.
vsNot supported
+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
vs802.11 a/b/g/n/ac [wifi5]
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
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
175 grams (6.13 ounces)vs+172 grams (6.02 ounces)2%
Lighter
6.4"vs+6.5"2%
Larger screen
(triple camera) 12.2MP + 12MP + 16MPvs+(quad camera) 48MP + 12MP + 5MP + 5MP74%
Higher resolution main camera
1/2.55" inchesvs+1/2" inches28%
The larger sensor camera lets you take photos with better depth.
(dual front camera) 10MP + 8MPvs+(front) 32MP77%
Higher resolution secondary camera to take pictures and selfies
Android 12vs+Android 13Advantage
Android 13 is newer and safer
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.

28 Common items in both devices
128GB (109GB available) / 128GB (107GB available)
Until 1TB microSD, microSDXC
Dynamic AMOLED / Super AMOLED
60Hz
16 million
LED flash
PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus
+21 specs and more in the table below

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

Highlight differences Clear highlight

📱 Model features

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
ModelGalaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
Other model namesGalaxy S10+ (Snapdragon) G975U (Unlocked), Samsung Beyond 2Samsung Galaxy A51 SM-A515F/DSM
Country or region availableUSA
USA
KazakhstanRussia
Kazakhstan, Russia
BrandSamsungSamsung
Release date3/1/2019, Announced: 2/20/201912/16/2019, Announced: 12/12/2019
Depth7.8 millimeters (0.31 inches)7.9 millimeters (0.31 inches)
Size (width x height)74.1 x 157.6 millimeters (2.92 x 6.2 in)73.6 x 158.5 millimeters (2.9 x 6.24 in)
Weight175 grams (6.13 ounces)172 grams (6.02 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistantNot supported

📲 Display

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
Display typeDynamic AMOLEDSuper AMOLED
Screen size6.4" inches6.5" inches
Screen-to-body ratio~87.5% (screen-to-body ratio)~87.4% (screen-to-body ratio)
Display resolution1440x3040 pixels (19:9)1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)526 PPI405 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 6Gorilla Glass 3
Refresh rate60Hz60Hz
Display featuresHDR10+
Always-On Display
Always-On Display

🤖 Operating System

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
System versionAndroid 9.0 PieAndroid 10
Firmware updateAndroid 12Android 13
User InterfaceOne UI 2.0 / 3.1 / 4.1One UI 2.5 / 3.1 / 4.1 / 5.0

⚙️ Processor

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
Chipset64bit: Qualcomm Snapdragon 855 (SM8150) (7nm)64bit: Samsung Exynos 9611 (10nm)
CPUOcta-core, 3 processors:
1x 2.84GHz Kryo 485 (Single-core)
3x 2.42GHz Kryo 485 (Triple-core)
4x 1.78GHz Kryo 485 (Quad-core)
Octa-core, 2 processors:
4x 2.3GHz ARM Cortex-A73 (Quad-core)
4x 1.7GHz ARM Cortex-A53 (Quad-core)
GPU graphical controllerQualcomm Adreno 640 (585MHz)ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
RAM memory8GB LPDDR4X6GB LPDDR4X
Internal storage128GB (109GB available)
UFS 2.1
128GB (107GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
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 / Upload2000/150 Mbps600/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
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 networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46)
VoLTE
LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
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-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

📷 Camera

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
Back camera (main camera)(triple camera)
12.2 megapixels
12MP telephoto f/2.41/3.6"52mm1.0µmAFOIS2x-optical-zoom
16MP ultrawide f/2.212mm
(quad camera)
48 megapixels
12MP ultrawide f/2.213mm1.12µm
5MP telephoto f/2.440mm
5MP depth f/2.21/5.0"1.12µm
Main camera resolution4032x3024 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 60 fps4K UHD (3840x2160) 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
Camera extras1080p@240fps
720p@960fps
feature not registered

📸 Front camera

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
Front camera (secondary)(dual front camera)
10 megapixels
8MP depth f/2.222mm
32 megapixels
Front camera resolution3872x2592 pixels6528x4896 pixels
Video recording (secondary)4K UHD (3840x2160)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/1.9 (aperture)f/2.2 (aperture)
Focal length26mm lens26mm lens
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.8µm pixel

🔉 Sound and multimedia

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
LoudspeakerStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Supported
Active noise cancellation2 microphones or more2 microphones or more
RadioFMFM (RDS)
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

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
USBUSB 3.1 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
SensorsAccelerometer
Ambient light sensor
ANT+
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gesture
Gyroscope
Hall effect
Heart rate
Proximity sensor
SpO2
Accelerometer
Ambient light sensor
ANT+
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity4100 mAh4000 mAh
Charger, watts15W (9V/1.67A) Wired fast charging
USB Power Delivery 2.0
15W Wired fast charging
Inductive / wireless charging15W Qi wireless charging (Qi/PMA)
9W Reverse wireless charging
Not supported
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Prism Black, White, Green, Blue, Flamingo Pink
• Ultrasonic fingerprint sensor
• Bixby
• Samsung DeX
• Samsung Pay (MST, NFC)
• Colors: Prism, Crush Black, White, Blue, Pink

☢️ Radiation rate

Galaxy S10 Plus (SM-G975U 128GB)Galaxy A51 (SM-A515F/DSM 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)1.11W/kg (head), 1.59W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.369W/kg (head), 1.59W/kg (body)
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