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Product comparison · 2 phones

Oppo A31 2020 vs Samsung Galaxy Z Flip4 SM-F721UZAAXAA smartphone

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  • 55specifications compared
  • 31differ
  • 24identical
  • 79known for one product only

Key differences

  • Display diagonal
    • 16.5 cm (6.5")
    • 17 cm (6.7")
  • Display resolution
    • 1600 x 720 pixels
    • 2640 x 1080 pixels
  • Gorilla Glass version
    • Gorilla Glass 3
    • Gorilla Glass Victus+
  • Processor family
    • MediaTek
    • Snapdragon
  • Processor model
    • MT6765V/CB
    • 8+ Gen 1
  • RAM capacity
    • 6 GB
    • 8 GB
  • Compatible memory cards
    • MicroSD (TransFlash)
    • Not supported
  • Rear camera type
    • Triple camera
    • Dual camera

Side by side

Differences highlightedShow differences only
134 specifications
A

Oppo

A31 2020View product
B

Samsung

Galaxy Z Flip4 SM-F721UZAAXAA smartphone

Model SM-F721UZAAXAA

View product
Display3 differ
Display diagonalDiffers16.5 cm (6.5")17 cm (6.7")
Display resolutionDiffers1600 x 720 pixels2640 x 1080 pixels
Display technology marketing nameKnown for oneDynamic AMOLED 2X
Panel typeKnown for oneOLED
Display glass typeKnown for oneGorilla Glass
Gorilla Glass versionDiffersGorilla Glass 3Gorilla Glass Victus+
Maximum refresh rateKnown for one120 Hz
High Dynamic Range (HDR) supportedKnown for oneYes
High Dynamic Range (HDR) technologyKnown for oneHigh Dynamic Range 10+ (HDR10 Plus)
Pixel densityKnown for one425 ppi
Second displayKnown for oneYes
Second display diagonalKnown for one4.83 cm (1.9")
Second display resolutionKnown for one512 x 260 pixels
Second display typeKnown for oneSuper AMOLED
Second display pixel densityKnown for one302 ppi
Contrast ratio (typical)Known for one1500:1
Display brightnessKnown for one480 cd/m²
Touchscreen typeKnown for oneCapacitive
Processor2 differ
Processor familyDiffersMediaTekSnapdragon
Processor modelDiffersMT6765V/CB8+ Gen 1
Processor boost frequencyKnown for one3.18 GHz
Storage2 differ
RAM capacityDiffers6 GB8 GB
Compatible memory cardsDiffersMicroSD (TransFlash)Not supported
Camera8 differ
Rear camera typeDiffersTriple cameraDual camera
Second rear camera resolution (numeric)Differs2 MP12 MP
Rear camera aperture numberDiffers1.82.2
Second rear camera aperture numberDiffers2.41.8
Rear camera pixel sizeDiffers1.25 µm1.12 µm
Second rear camera pixel sizeKnown for one1.8 µm
Rear camera field of view (FOV) angleKnown for one123°
Second rear camera field of view (FOV) angleKnown for one83°
Digital zoomKnown for one10x
Front camera resolution (numeric)Differs8 MP10 MP
Front camera aperture numberDiffers22.4
Front camera pixel sizeDiffers1.12 µm1.22 µm
Front camera field of view (FOV) angleKnown for one80°
Video capture resolution (max)Known for one3840 x 2160 pixels
Maximum frame rateKnown for one960 fps
Resolution at capture speedKnown for one1280x720@30fps, 1280x720@960fps, 1920x1080@240fps, 1920x1080@30fps, 1920x1080@60fps, 3840x2160@30fps, 3840x2160@60fps
Video recording modesKnown for one720p, 1080p, 2160p
Auto focusKnown for oneYes
Time lapse modeKnown for oneYes
Video stabilizerKnown for oneYes
Image stabilizerKnown for oneYes
Image stabilizer typeKnown for oneOptical Image Stabilization (OIS)
Night modeKnown for oneYes
PanoramaKnown for oneYes
Third rear camera resolution (numeric)Known for one2 MP
Third rear camera aperture numberKnown for one2.4
Network6 differ
Mobile network generationDiffers4G5G
SIM card typeDiffersNanoSIMNanoSIM + eSIM
4G standardDiffersTD-LTE & FDD-LTELTE
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth versionDiffers5.05.2
MIMOKnown for oneYes
Near Field Communication (NFC)DiffersNoYes
3G standardsKnown for oneWCDMA
5G standardKnown for oneNot supported
3G bands supportedKnown for one850,900,1800,1900 MHz
Ports & interfaces2 differ
USB connector typeDiffersMicro-USBUSB Type-C
Headphone connectivityDiffers3.5 mmUSB Type-C
Messagingidentical
E-mailKnown for oneYes
Navigationidentical
GalileoKnown for oneYes
Quasi-Zenith Satellite System (QZSS)Known for oneYes
Design2 differ
Form factorDiffersBarFlip
Product colourDiffersBlackGraphite
Protection featuresKnown for oneWater resistant
Performanceidentical
Video callKnown for oneYes
Fast chargingKnown for oneYes
Wireless chargingKnown for oneYes
Fingerprint readerKnown for oneYes
Face recognitionKnown for oneYes
SpeakerphoneKnown for oneYes
Vibrating alertKnown for oneYes
Multimediaidentical
Audio systemKnown for oneDolby Atmos
SpeakersKnown for onestereo
Audio formats supportedKnown for one3GA, AAC, AMR, APE, AWB, DFF, DSF, FLAC, IMY, M4A, Mid, MIDI, MP3, MXMF, OGA, OGG, RTTTL, RTX, WAV, XMF
Video formats supportedKnown for one3G2, 3GP, AVI, FLV, M4V, MKV, MP4, WEBM
Software1 differ
Operating system installedDiffersAndroid 9.0Android 12
Virtual assistantKnown for oneSamsung Bixby
User interface (UI)Known for oneColorOS 6.1.2
Battery1 differ
Battery capacityDiffers4230 mAh3700 mAh
Removable batteryKnown for oneNo
Talk time (4G) (max)Known for one34 h
Browsing time (Wi-Fi) (max)Known for one16 h
Browsing time (4G) (max)Known for one16 h
Wireless audio playback timeKnown for one56 h
Wireless video playback timeKnown for one19 h
Enduranceidentical
Repairability indexKnown for one7.6
International Protection (IP) codeKnown for oneIPX8
Sensorsidentical
BarometerKnown for oneYes
Geomagnetic sensorKnown for oneYes
Hall sensorKnown for oneYes
Magnetic sensorKnown for oneYes
PedometerKnown for oneYes
Weight & dimensions4 differ
WeightDiffers180 g187 g
WidthDiffers75.5 mm71.9 mm
DepthDiffers8.3 mm6.9 mm
HeightDiffers163.9 mm165.2 mm
Folded widthKnown for one7.19 cm
Folded depthKnown for one1.71 cm
Folded heightKnown for one8.49 cm
Packaging contentidentical
Quick start guideKnown for oneYes
Cables includedKnown for oneUSB Type-C
SIM card ejector pinKnown for oneYes
AC adapter includedKnown for oneYes
Specific absorption rate (SAR)identical
Head SAR (EU)Known for one1.151 W/kg
Body SAR (EU)Known for one1.198 W/kg
Extremities SAR (EU)Known for one2.75 W/kg
Subscriptionidentical
Subscription typeKnown for oneNo subscription

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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