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Samsung Galaxy A31 (SM-A315F) vs Samsung Galaxy J8 (SM-J810Y/DS 32GB)

Side by side comparison between Samsung Galaxy A31 vs Samsung Galaxy J8 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy J8 X Samsung Galaxy A31 (SM-A315F) 19Points
6.4"
AMOLED

1080x2400

48
MP

20mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
07Points Samsung Galaxy J8 (SM-J810Y/DS 32GB) Compare Samsung Galaxy A31 X
6"
AMOLED

720x1480

16
MP

16mp

3GB
RAM

Octa-core

3500
mAh

(Non removable)

What's the better phone? Samsung Galaxy A31 (SM-A315F)

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 A31 (SM-A315F)} 19 Advantages Samsung Galaxy A31 (SM-A315F) vs Galaxy J8 (SM-J810Y/DS 32GB)} 7 Advantages Samsung Galaxy J8 (SM-J810Y/DS 32GB)
+2GHz 64bit Octa-core (12nm)8%
More powerful processor, you can open your applications faster
vs1.8GHz 64bit Octa-core (14nm)
+4GB LPDDR4X33%
More RAM memory. Typically more responsive and better for multitasking.
vs3GB LPDDR3
+128GB (104GB available)4 times
More internal storage for applications and files
vs32GB (21GB available)
+Until 1TB microSD, microSDXC3 times
More external storage for files using memory cards
vsUntil 256GB microSD, microSDXC
+1080x2400 pixels143%
Higher resolution screen
vs720x1480 pixels
+411 PPI50%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs274 PPI
+6.4"7%
Larger screen
vs6"
+(quad camera) 48MP + 8MP + 5MP + 5MP2 times
Higher resolution main camera
vs(dual camera) 16MP + 5MP
+(front) 20MP25%
Higher resolution secondary camera to take pictures and selfies
vs(front) 16MP
+Android 11Advantage
Android 11 is newer and safer
vsAndroid 10
+Ambient light sensorAdvantage
Sensors help you use the device
vsNot supported
+CompassAdvantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+5000 mAh43%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3500 mAh
+15W94%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs7.75W
+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
vs802.11 b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs4.2 + A2DP
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0, USB OTG On-The-Go
185 grams (6.48 ounces)vs+177 grams (6.2 ounces)5%
Lighter
8.6 millimeters (0.34 inches)vs+8.2 millimeters (0.32 inches)5%
Thinner
LED flashvs+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
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.
(4G LTE) 150 Mbpsvs+(4G LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
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.

24 Common items in both devices
eMMC 5.1
Plastic body, glass front
Super AMOLED
60Hz
16 million
Only digital zoom
PDAF: phase detection autofocus / Autofocus
+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 differences Clear highlight

๐Ÿ“ฑ Model features

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
ModelGalaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
Other model namesGalaxy A31 SM-A315F (Single-Sim) NFC (128GB + 4GB RAM)Galaxy J8 J810Y/Dual-SIM (3GB RAM), SM-J810YZPDXTC
Country or region availableSouth Africa
South Africa
AustraliaPhilippinesIndonesiaMalaysiaThailandTaiwanVietnam
Australia, Philippines, Indonesia, Malaysia, Thailand, Taiwan, Vietnam
BrandSamsungSamsung
Release date4/27/2020, Announced: 3/24/20206/28/2018, Announced: 5/31/2018
Depth8.6 millimeters (0.34 inches)8.2 millimeters (0.32 inches)
Size (width x height)73.1 x 159.3 millimeters (2.88 x 6.27 in)75.7 x 159.2 millimeters (2.98 x 6.27 in)
Weight185 grams (6.48 ounces)177 grams (6.2 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

๐Ÿ“ฒ Display

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
Display typeSuper AMOLEDSuper AMOLED
Screen size6.4" inches6" inches
Screen-to-body ratio~84.9% (screen-to-body ratio)~75.8% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)720x1480 pixels (18.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)411 PPI274 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh rate60Hz60Hz
Display featuresNot supportedNot supported

๐Ÿค– Operating System

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
System versionAndroid 10Android 8.0 Oreo
Firmware updateAndroid 11Android 10
User InterfaceOne UI 2.5 / 3.1One UI 2.0

โš™๏ธ Processor

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
Chipset64bit: MediaTek Helio P65 (MT6768) (12nm)64bit: Qualcomm Snapdragon 450 (SDM450) (14nm)
CPUOcta-core, 2 processors:
2x 2GHz ARM Cortex-A75 (Dual-core)
6x 1.7GHz ARM Cortex-A55 (Hexa-core)
Octa-core, 1 processor:
8x 1.8GHz ARM Cortex-A53 (Octa-core)
GPU graphical controllerARM Mali-G52 MC2 (820MHz)Qualcomm Adreno 506 (600MHz)
Performance (benchmark)AnTuTu: 151815 (v8)
Geekbench: 5096 (v4.4), 1216 (v5.1)
GFXBench: 7fps (ES 3.1 onscreen)
feature not registered

๐Ÿ’ฝ Memory and storage

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
RAM memory4GB LPDDR4X3GB LPDDR3
Internal storage128GB (104GB available)
eMMC 5.1
32GB (21GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 256GB microSD, microSDXC
(dedicated slot)

๐Ÿ“ถ Mobile networks

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
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 Mbps300/50 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 networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat4 (1, 2, 3, 5, 7, 8, 20)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

๐Ÿ“ท Camera

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawide f/2.2123ยฐ1/4"1.12ยตm
5MP macro f/2.4
5MP depth f/2.4
(dual camera)
16 megapixels
5MP depth f/1.9
Main camera resolution8000x6000 pixels4608x3456 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash on both cameras
Focal aperturef/2.0 (aperture)f/1.7 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/2" inchesfeature not registered
Pixel size0.8ยตm pixelfeature not registered
AutofocusPDAF: phase detection autofocusAutofocus
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
Camera extrasfeature not registeredfeature not registered

๐Ÿ“ธ Front camera

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
Front camera (secondary)20 megapixels16 megapixels
Front camera resolution5184x3840 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedLED
Focal aperturef/2.2 (aperture)f/1.9 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/3.06" inches
Pixel sizefeature not registered1ยตm pixel

๐Ÿ”‰ Sound and multimedia

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
LoudspeakerMono sound (not stereo)Mono sound (not stereo)
Active noise cancellation2 microphones or moreNot supported
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, OGG, eAAC+, FLAC

๐Ÿ”Œ Connectivity

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.0 + A2DP/LE4.2 + A2DP
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, BeiDou
NFCSupportedNot supported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Virtual proximity sensor
Accelerometer
Face unlock
Fingerprint sensor (rear-mounted)
Hall effect
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity5000 mAh3500 mAh
Charger, watts15W Wired fast charging7.75W (5V/1.55A) Wired charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registered23 hours
Standbyfeature not registeredfeature not registered

โž• Other features

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
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
Miscellaneousโ€ข Colors: Prism Black, Prism Blue, Prism Red, Prism Whiteโ€ข Colors: Black, Gold, Blue, Lavender, Purple

โ˜ข๏ธ Radiation rate

Galaxy A31 (SM-A315F)Galaxy J8 (SM-J810Y/DS 32GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.488W/kg (head), 1.68W/kg (body)0.574W/kg (head), 1.176W/kg (body)
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