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Samsung Galaxy A51 (SM-A515F/DSM 128GB) vs Samsung Galaxy A30 (SM-A305G 32GB)

Side by side comparison between Samsung Galaxy A51 vs Samsung Galaxy A30 phones, differences, pros, cons with full specifications. What's the better?

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Compare Samsung Galaxy A30 XSamsung Galaxy A51 (SM-A515F/DSM 128GB)12Points
Samsung Galaxy A51 (SM-A515F/DSM 128GB)
6.5"
AMOLED

1080x2400

48
MP

32mp

6GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
03PointsSamsung Galaxy A30 (SM-A305G 32GB)Compare Samsung Galaxy A51 X
Samsung Galaxy A30 (SM-A305G 32GB)
6.4"
AMOLED

1080x2340

16
MP

16mp

3GB
RAM

64bit Octa

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A51 (SM-A515F/DSM 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 A51 (SM-A515F/DSM 128GB)12 Advantages Samsung Galaxy A51 (SM-A515F/DSM 128GB)vsGalaxy A30 (SM-A305G 32GB)3 Advantages Samsung Galaxy A30 (SM-A305G 32GB)
+2.3Ghz 64bit Octa-Core23%
More powerful processor, you can open your applications faster
vs1.8Ghz 64bit Octa-Core
+6GB LPDDR4X100%
More RAM memory. Typically more responsive and better for multitasking.
vs3GB LPDDR4X
+128GB (107GB available)3 times
More internal storage for applications and files
vs32GB (24GB available)
+1080x2400 pixels3%
Higher resolution screen
vs1080x2340 pixels
+405 PPI1%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs403 PPI
+6.5"2%
Larger screen
vs6.4"
+(quad camera) 48MP + 12MP + 5MP + 5MP2 times
Higher resolution main camera
vs(dual camera) 16MP + 5MP
+(front) 32MP101%
Higher resolution secondary camera to take pictures and selfies
vs(front) 16MP
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+ANT+Advantage
Sensors help you use the device
vsNot supported
+2 slots (Dual-SIM)
(dedicated slot)Advantage
It's more advantageous to have more than one phone operator in the same device
vs1 slot (Single-SIM)
(dedicated slot)
172 grams (6.02 ounces)vs+165 grams (5.78 ounces)4%
Lighter
7.9 millimeters (0.31 inches)vs+7.7 millimeters (0.3 inches)3%
Thinner
f/2.0 (aperture)vs+f/1.7 (aperture)18%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.

38 Common items in both devices
eMMC 5.1
Until 1TB microSD, microSDXC
Plastic body, glass front
Super AMOLED
60Hz
16 million
LED flash
+31 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 A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
ModelGalaxy A51 (SM-A515F/DSM 128GB)Galaxy A30 (SM-A305G 32GB)
Other model namesSamsung Galaxy A51 SM-A515F/DSMGalaxy A30 SM-A305G Single-Sim (32GB + 3GB RAM)
Country or region availableKazakhstanRussia
Kazakhstan, Russia
ArgentinaMexico
Argentina, Mexico
BrandSamsungSamsung
Release dateDecember, 2019March, 2019
Depth7.9 millimeters (0.31 inches)7.7 millimeters (0.3 inches)
Size (width x height)73.6 x 158.5 millimeters (2.9 x 6.24 in)74.7 x 158.5 millimeters (2.94 x 6.24 in)
Weight172 grams (6.02 ounces)165 grams (5.78 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)Samsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
Operating systemAndroid 10Android 9.0 Pie
Firmware updatefeature not registeredAndroid 10
HardwareSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
Chipset64bit - Samsung Exynos 9 Octa 9611 (10nm)64bit - Samsung Exynos 7 Octa 7904 (14nm)
CPU processorOcta-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A73
1.7Ghz Quad-Core ARM Cortex-A53
Octa-Core, 2 processors:
1.8Ghz Dual-Core ARM Cortex-A73
1.6Ghz Hexa-Core ARM Cortex-A53
GPU graphical controllerARM Mali-G72 MP3ARM Mali-G71 MP2
RAM memory6GB LPDDR4X3GB LPDDR4X
Internal storage128GB (107GB available)
eMMC 5.1
32GB (24GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplaySamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
Display typeSuper AMOLEDSuper AMOLED
Screen size6.5" inches6.4" inches
Screen-to-body ratio~87.4% (screen-to-body ratio)~84.9% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)405 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Gorilla Glass 3
Display features60Hz60Hz
Mobile networksSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum download/upload600/150 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 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat12/13 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66)
TD-LTE (Bands 38, 40, 41)
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 networkGSM 850/900/1800/1900Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported
CallingSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
CameraSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
Back camera (main camera)(quad camera)
48 megapixels
12MP ultrawidef/2.213mm1.12µm
5MP telephotof/2.440mm
5MP depthf/2.21/5.0"1.12µm
(dual camera)
16 megapixels
5MP ultrawidef/2.212mm
Main camera resolution8000x6000 pixels4608x3456 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.7 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/2" inchesfeature not registered
Pixel size0.8µm pixelfeature not registered
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
Front camera (secondary)32 megapixels16 megapixels
Front camera resolution6528x4896 pixels4608x3456 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/2.8" inchesfeature not registered
Pixel size0.8µm pixelfeature not registered
MultimediaSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
RadioFM (RDS)FM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.264, H.263, WMV, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivitySamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
USBUSB 2.0 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
DLNANot supportedNot supported
NFCNot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Hall effect
Face unlock
Fingerprint sensor (under display)
ANT+
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Hall effect
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Prism, Crush Black, White, Blue, Pink
- One UI 2
- Always On Display
- WiFi direct, hotspot
- Colors: Black, White, Blue, Red
- Display FHD+
- One UI
- WiFi direct, hotspot
Power supplySamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity4000 mAh4000 mAh
Charger, watts15W Fast battery charging15W Fast battery charging
Talk time autonomyfeature not registered1380 minutes | 23 hours | 1 day
Standbyfeature not registeredfeature not registered
Radiation rateSamsung Galaxy A51 (SM-A515F/DSM 128GB)Samsung Galaxy A30 (SM-A305G 32GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.316W/kg (head) | 0.404W/kg (body)
SAR 2W/kg (Europe, UK, etc.)0.369W/kg (head) | 1.59W/kg (body)feature not registered
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