Product comparison · 2 smartwatches

Samsung Galaxy Watch9 vs Samsung Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch

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  • 51specifications compared
  • 20differ
  • 31identical
  • 30known for one product only

Key differences

  • Display resolution
    • Galaxy Watch9:438 x 438 pixels
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:432 x 432 pixels
  • Display technology
    • Galaxy Watch9:AMOLED
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:OLED
  • Processor manufacturer
    • Galaxy Watch9:Qualcomm
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:Samsung
  • Processor frequency
    • Galaxy Watch9:2100 MHz
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:1400 MHz
  • Processor cores
    • Galaxy Watch9:5
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:2
  • Watch case size
    • Galaxy Watch9:40 mm
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:43 mm
  • Watch case colour
    • Galaxy Watch9:Graphite
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:Black
  • Watch case material
    • Galaxy Watch9:Aluminium
    • Galaxy Watch6 Classic SM-R955FZKAXAC smartwatch / sport watch:Stainless steel

Side by side

Differences highlightedShow differences only (on)
Comparison of Galaxy Watch9, SM-R955FZKAXAC
81 specifications
Display2 differ
Display resolutionDiffers438 x 438 pixels432 x 432 pixels
Display technologyDiffersAMOLEDOLED
Display diameterKnown for oneUnknown — not stated by the source3.33 cm
Watch glass typeKnown for oneUnknown — not stated by the sourceSapphire
Pixel densityKnown for one327 ppiUnknown — not stated by the source
Processor3 differ
Processor manufacturerDiffersQualcommSamsung
Processor frequencyDiffers2100 MHz1400 MHz
Processor coresDiffers52
Design4 differ
Watch case sizeDiffers40 mm43 mm
Watch case colourDiffersGraphiteBlack
Watch case materialDiffersAluminiumStainless steel
Band colourDiffersGraphiteBlack
Band sizeKnown for oneUnknown — not stated by the sourceM/L
Removable strapKnown for oneUnknown — not stated by the sourceYes
Lens materialKnown for oneSapphireUnknown — not stated by the source
Buckle colourKnown for oneGraphiteUnknown — not stated by the source
Closure typeKnown for oneSingle prong strap buckleUnknown — not stated by the source
Performance1 differ
FM radioKnown for oneUnknown — not stated by the sourceNo
Flash memoryDiffers32 GB16 GB
Featuresidentical
Blood pressure monitorKnown for oneUnknown — not stated by the sourceYes
Multisport modeKnown for oneUnknown — not stated by the sourceYes
Quality of sleepKnown for oneUnknown — not stated by the sourceYes
SOS alert functionKnown for oneUnknown — not stated by the sourceYes
RefurbishedKnown for oneUnknown — not stated by the sourceNo
Heart rate sensor typeKnown for oneOpticalUnknown — not stated by the source
Ambient light sensorKnown for oneYesUnknown — not stated by the source
Audio formats supportedKnown for one3GA, AAC, AMR, AWB, M4A, MP3, OGA, OGG, WAVUnknown — not stated by the source
Military standardKnown for oneMIL-STD-810HUnknown — not stated by the source
Network2 differ
Mobile network connectionDiffersNoYes
Mobile network generationDiffersNot supported4G
3G standardsKnown for oneUnknown — not stated by the sourceUMTS
4G standardKnown for oneUnknown — not stated by the sourceLTE-TDD & LTE-FDD
3G bands supportedKnown for oneUnknown — not stated by the source2100,1900,850,900 MHz
4G bands supportedKnown for oneUnknown — not stated by the source2100,1900,1800,850,900,2600,700,800,600 MHz
Quasi-Zenith Satellite System (QZSS)Known for oneYesUnknown — not stated by the source
Ports & interfaces2 differ
USB portKnown for oneUnknown — not stated by the sourceNo
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11g, Wi-Fi 4 (802.11n), 802.11b, 802.11a
Bluetooth versionDiffers6.05.3
Headphone connectivityKnown for oneUnknown — not stated by the sourceBluetooth
Bluetooth profilesKnown for oneA2DP, AVRCP, HFP, HSPUnknown — not stated by the source
Power1 differ
Battery capacityKnown for oneUnknown — not stated by the source300 Wh
Battery life (max)Differs40 h30 h
Wireless chargingKnown for oneYesUnknown — not stated by the source
Battery1 differ
Battery replacement accessibilityKnown for oneUnknown — not stated by the sourceNon-removable
Battery capacityDiffers390 mAh300 mAh
Weight & dimensions4 differ
WidthDiffers40.4 mm42.5 mm
DepthDiffers42.7 mm42.5 mm
ThicknessDiffers8.6 mm1.09 cm
WeightDiffers31.5 g52 g
Softwareidentical
Security update termKnown for one31 July 2031Unknown — not stated by the source

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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