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Samsung Galaxy J7 Sky Pro (SM-S727VL) vs Samsung Galaxy A51 (SM-A515F/DSN)

Side by side comparison between Samsung Galaxy J7 Sky Pro vs Samsung Galaxy A51 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy A51 XSamsung Galaxy J7 Sky Pro (SM-S727VL)03Points
Samsung Galaxy J7 Sky Pro (SM-S727VL)
5.5"
IPS

720x1280

8
MP

5mp

2GB
RAM

64bit Quad

3300
mAh

(Removable)

vs
25PointsSamsung Galaxy A51 (SM-A515F/DSN)Compare Samsung Galaxy J7 Sky Pro 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 A51 (SM-A515F/DSN)

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 J7 Sky Pro (SM-S727VL)3 Advantages Samsung Galaxy J7 Sky Pro (SM-S727VL)vsGalaxy A51 (SM-A515F/DSN)25 Advantages Samsung Galaxy A51 (SM-A515F/DSN)
+167 grams (5.85 ounces)3%
Lighter
vs172 grams (6.02 ounces)
+Proximity sensorAdvantage
Sensors help you use the device
vsVirtual proximity sensor
+Li-Ion: Lithium-Ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: Li-Ion polymer (Non removable)
1.4GHz 64bit Quad-Corevs+2.3GHz 64bit Octa-Core73%
More powerful processor, you can open your applications faster
2GB LPDDR3vs+6GB LPDDR4X2 times
More RAM memory. Typically more responsive and better for multitasking.
16GB (10GB available)vs+128GB (107GB available)10 times
More internal storage for applications and files
Until 256GB microSD, microSDXCvs+Until 1TB microSD, microSDXC3 times
More external storage for files using memory cards
8.6 millimeters (0.34 inches)vs+7.9 millimeters (0.31 inches)9%
Thinner
TFT IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
720x1280 pixelsvs+1080x2400 pixels181%
Higher resolution screen
267 PPIvs+405 PPI52%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"vs+6.5"18%
Larger screen
(back) 8MPvs+(quad camera) 48MP + 12MP + 5MP + 5MP8 times
Higher resolution main camera
HDR photo only main cameravs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
(front) 5MPvs+(front) 32MP6 times
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)vs+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
Android 6.0.1 Marshmallowvs+Android 11Advantage
Android 11 is newer and safer
(4G LTE) 150 Mbpsvs+(4G+ LTE-A) 600 Mbps3 times
Faster for surfing the internet and download files
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (under display)Advantage
Sensors help you use the device
3300 mAhvs+4000 mAh21%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
It's more advantageous to have more than one phone operator in the same device
Not supportedvs+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general
4.2 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, USB OTG On-The-Govs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys

24 Common items in both devices
eMMC 5.1
Plastic body, glass front
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
EIS: Digital stabilization
+17 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

📱 Model features

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
ModelGalaxy J7 Sky Pro (SM-S727VL)Galaxy A51 (SM-A515F/DSN)
Other model namesGalaxy J7 S727VL (TracFone) TFSAS727VCP (Straight Talk)Samsung Galaxy A51 SM-A515F/DSN
Country or region availableUSA
USA
(Europe)(Global, International)United Arab EmiratesPakistanTaiwan
(Europe), (Global, International), United Arab Emirates, Pakistan, Taiwan
BrandSamsungSamsung
Release date3/1/201712/16/2019, Announced: 12/12/2019
Depth8.6 millimeters (0.34 inches)7.9 millimeters (0.31 inches)
Size (width x height)76.2 x 151.4 millimeters (3 x 5.96 in)73.6 x 158.5 millimeters (2.9 x 6.24 in)
Weight167 grams (5.85 ounces)172 grams (6.02 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

🤖 Operating System

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
System versionAndroid 6.0.1 MarshmallowAndroid 10
Firmware updatefeature not registeredAndroid 11
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
Chipset64bit - Qualcomm Snapdragon 425 MSM8917 (28nm)64bit - Samsung Exynos 9611 (10nm)
CPUQuad-Core, 1 processor:
1.4GHz 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 controllerQualcomm Adreno 308 400MhzARM Mali-G72 MP3 (850MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
RAM memory2GB LPDDR36GB LPDDR4X
Internal storage16GB (10GB available)
eMMC 5.1
128GB (107GB available)
eMMC 5.1
External storageUntil 256GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📲 Display

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
Display typeTFT IPS LCDSuper AMOLED
Screen size5.5" inches6.5" inches
Screen-to-body ratio~72.3% (screen-to-body ratio)~87.4% (screen-to-body ratio)
Display resolution720x1280 pixels1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)267 PPI405 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Display featuresfeature not registered60Hz

📶 Mobile networks

Samsung Galaxy J7 Sky Pro (SM-S727VL)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/upload150/50 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 networkCDMA 800/1900, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
UMTS 850/1900
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat6 (Bands 2, 4, 5, 12, 66)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, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, 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

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
Back camera (main camera)8 megapixels(quad camera)
48 megapixels
12MP ultrawidef/2.213mm1.12µm
5MP telephotof/2.440mm
5MP depthf/2.21/5.0"1.12µm
Main camera resolution3264x2448 pixels8000x6000 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8µm pixel
AutofocusAutofocusPDAF: 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 only main cameraHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
Front camera (secondary)5 megapixels32 megapixels
Front camera resolution2560x1920 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.2 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.8µm pixel

🔉 Sound and multimedia

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedFM (RDS)
TVNot supportedNot supported
Video formatsMP4, 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

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
USBMicroUSB 2.0, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth4.2 + A2DP5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
SensorsAccelerometer
Ambient Light sensor
ANT+
Compass
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient Light sensor
ANT+
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
Battery typeLi-Ion: Lithium-Ion (Removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity3300 mAh4000 mAh
Charger, watts Standard charging15W Fast battery charging
Talk time autonomy31 hours (1.3 days)feature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Samsung Galaxy J7 Sky Pro (SM-S727VL)Samsung Galaxy A51 (SM-A515F/DSN)
Call controlVoice dialing, Voice recorderVoice 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: Black
- HAC M4/T3
- Colors: Prism, Crush Black, White, Blue, Pink
- One UI 2/3.1
- Always On Display

☢️ Radiation rate

Samsung Galaxy J7 Sky Pro (SM-S727VL)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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