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Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB) vs Oppo Find X3 (256GB)

Side by side comparison between Samsung Galaxy A31 vs Oppo Find X3 phones, differences, pros, cons and full specifications. What's the better?

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Compare Oppo Find X3 X Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB) 06Points
6.4"
AMOLED

1080x2400

48
MP

20mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
30Points Oppo Find X3 (256GB) Compare Samsung Galaxy A31 X
6.7"
AMOLED

1440x3216

50
MP

32mp

8GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Oppo Find X3 (256GB)

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-A315G/DS 128GB/6GB)} 6 Advantages Samsung Galaxy A31 (SM-A315G/DS 128GB/6GB) vs Find X3 (256GB)} 30 Advantages Oppo Find X3 (256GB)
+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+185 grams (6.48 ounces)4%
Lighter
vs193 grams (6.76 ounces)
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsAMOLED
+5000 mAh11%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs4500 mAh
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
2GHz 64bit Octa-core (12nm)vs+3.2GHz 64bit Octa-core (7nm)50%
More powerful processor, you can open your applications faster
6GB LPDDR4Xvs+8GB LPDDR4X33%
More RAM memory. Typically more responsive and better for multitasking.
128GB (104GB available)vs+256GB (228GB available)119%
More internal storage for applications and files
eMMC 5.1vs+UFS 3.1Advantage
Fastest write and read storage.
8.6 millimeters (0.34 inches)vs+8.26 millimeters (0.33 inches)4%
Thinner
Plastic body, glass frontvs+Aluminum frame, glass front/backAdvantage
More resistant material
Not supportedvs+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
60Hzvs+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
16 millionvs+1 billion62 times
More colors on the screen is better quality images and videos
1080x2400 pixelsvs+1440x3216 pixels79%
Higher resolution screen
411 PPIvs+526 PPI28%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.4"vs+6.7"5%
Larger screen
(quad camera) 48MP + 8MP + 5MP + 5MPvs+(quad camera) 50MP + 13MP + 50MP + 3MP76%
Higher resolution main camera
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
Not supportedvs+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/2" inchesvs+1/1.56" inches28%
The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)vs+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 20MPvs+(front) 32MP61%
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
4G LTEvs+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
(4G LTE) 150 Mbpsvs+(5G SA/NSA) 2000 Mbps12 times
Faster for surfing the internet and download files
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
15Wvs+65W3 times
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.
Not supportedvs+Qi Wireless charging (Qi/WPC)Advantage
Wireless charging is another way to charge the battery.
Mono sound (not stereo)vs+Stereo soundAdvantage
Better sound quality for listening to music or clearer hands-free calls
802.11 a/b/g/n/ac [wifi5]vs+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
5.0 + A2DP/LEvs+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster
USB 2.0 Type-C, USB OTG On-The-Govs+USB 3.1 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
Not supportedvs+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
Not supportedvs+IP52 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

23 Common items in both devices
LED flash
Only digital zoom
PDAF: phase detection autofocus
HDR photo on both cameras / HDR photo/video on both cameras
(front) Full HD (1920x1080)
Android 11
Capacitive
+16 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 A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
ModelGalaxy A31 (SM-A315G/DS 128GB/6GB)Find X3 (256GB)
Other model namesGalaxy A31 SM-A315G/Dual-Sim NFC (128GB + 6GB RAM)OPPO Find X3 5G (PEDM00)
Country or region availablePhilippinesHong KongIndonesiaMalaysiaThailandTaiwanVietnam
Philippines, Hong Kong, Indonesia, Malaysia, Thailand, Taiwan, Vietnam
China
China
BrandSamsungOppo
Release date4/27/2020, Announced: 3/24/20203/19/2021, Announced: 3/11/2021
Depth8.6 millimeters (0.34 inches)8.26 millimeters (0.33 inches)
Size (width x height)73.1 x 159.3 millimeters (2.88 x 6.27 in)74.4 x 163.6 millimeters (2.93 x 6.44 in)
Weight185 grams (6.48 ounces)193 grams (6.76 ounces)
Build, materialsPlastic body, glass frontAluminum frame, glass front/back
Protection against water and othersNot supportedIP52 certified: protection against dust and splashing

📲 Display

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
Display typeSuper AMOLEDAMOLED
Screen size6.4" inches6.7" inches
Screen-to-body ratio~84.9% (screen-to-body ratio)~88.7% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)1440x3216 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)411 PPI526 PPI
Colors16 million1 billion
Scratch-resistant glassNot supportedGorilla Glass
Refresh rate60Hz120Hz
Display featuresNot supported500nits[typ], 1300nits[peak]
HDR10+
BT.2020

🤖 Operating System

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
System versionAndroid 10Android 11
Firmware updateAndroid 11feature not registered
User InterfaceOne UI 2.5 / 3.1ColorOS 11.2

⚙️ Processor

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
Chipset64bit: MediaTek Helio P65 (MT6768) (12nm)64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm)
CPUOcta-core, 2 processors:
2x 2GHz ARM Cortex-A75 (Dual-core)
6x 1.7GHz ARM Cortex-A55 (Hexa-core)
Octa-core, 3 processors:
1x 3.2GHz Kryo 585 (Single-core)
3x 2.42GHz Kryo 585 (Triple-core)
4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controllerARM Mali-G52 MC2 (820MHz)Qualcomm Adreno 650 (670MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
RAM memory6GB LPDDR4X8GB LPDDR4X
Internal storage128GB (104GB available)
eMMC 5.1
256GB (228GB available)
UFS 3.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Not supported

📶 Mobile networks

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload150/50 Mbps2000/1024 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66)
TD-LTE (34, 38, 39, 40, 41, 42)
VoLTE
Primary 5G networkNot supportedSA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Secondary 4G networkLTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66)
TD-LTE (34, 38, 39, 40, 41, 42)
VoLTE
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawide f/2.2123°1/4"1.12µm
5MP macro f/2.4
5MP depth f/2.4
(quad camera)
50 megapixels
13MP telephoto f/2.452mm2x-optical-zoomPDAF
50MP ultrawide f/2.216mm110°1/1.56"1.0µmPDAF
3MP microscope f/3.0AFring-flash60x-zoom
Main camera resolution8000x6000 pixels8160x6120 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 60 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.8 (aperture)
Focal length26mm (lens)26mm (lens)
Sensor size1/2" inches1/1.56" inches
Pixel size0.8µm pixel1µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo on both camerasHDR photo/video on both cameras
Camera extrasfeature not registered1080p@240fps
Sony IMX766 sensor

📸 Front camera

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
Front camera (secondary)20 megapixels32 megapixels
Front camera resolution5184x3840 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.4 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.8µm pixel

🔉 Sound and multimedia

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
LoudspeakerMono sound (not stereo)Stereo sound
Active noise cancellation2 microphones or more2 microphones or more
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

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 3.1 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.2 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Virtual proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh4500 mAh
Charger, watts15W Wired fast charging65W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
Inductive / wireless chargingNot supported30W Qi Wireless charging (Qi/WPC)
10W Reverse wireless charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
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, Prism Blue, Prism Red, Prism White• Colors: Gloss Black, Blue, White

☢️ Radiation rate

Galaxy A31 (SM-A315G/DS 128GB/6GB)Oppo Find X3 (256GB)
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)feature not registered
X

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