Samsung Galaxy Watch7 vs Samsung Galaxy Watch9

The two products' specifications row by row. Rows where they differ are marked; a missing value is unknown, never equal.

10 differences
SpecificationSamsung Galaxy Watch7Samsung Galaxy Watch9
Display number of coloursDiffers16M16 million colours
Display technologyDiffersSuper AMOLEDAMOLED
Band sizeDiffersSmall and LargeMedium/Large 145mm to 205mm (44 mm · wi-fi only · sport)
Bluetooth versionDiffersBluetooth v5.3Bluetooth 6.0 (44 mm · wi-fi only · sport)
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n)Wi-Fi 4 (802.11n), 802.11g, 802.11a, 802.11b
Processor frequencyDiffers1600 MHz2100 MHz
DepthDiffers44.4 mm46 mm
ThicknessDiffers9.7 mm8.6 mm
WeightDiffers33.8 g34 g
WidthDiffers44.4 mm43.7 mm
Heart rate monitorSameYesYes
Heart rate sensor typeSameOpticalOptical
ShapeSameRoundRound
Skin temperature sensorSameYesYes
Always-on displaySameYesYes
Display resolutionSame480 x 480 pixels480 x 480 pixels
Display technology marketing nameSameSuper AMOLEDSuper AMOLED
Pixel densitySame327 ppi327 ppi
TouchscreenSameYesYes
Display typeSameDigitalDigital
Market positioningSameSmartwatchSmartwatch
Watch case materialSameAluminiumAluminium
Water resistanceSame5 ATM5 ATM
BeiDouSameYesYes
GalileoSameYesYes
GLONASSSameYesYes
GPS (satellite)SameYesYes
BluetoothSameYesYes
Bluetooth profilesSameA2DP, AVRCP, HFP, HSPA2DP, AVRCP, HFP, HSP
Near Field Communication (NFC)SameYesYes
Wi-FiSameYesYes
Flash memorySame32 GB32 GB
RAM capacitySame2000 MB2000 MB
Wireless chargingSameYesYes
AccelerometerSameYesYes
Ambient light sensorSameYesYes
BarometerSameYesYes
Geomagnetic sensorSameYesYes
GyroscopeSameYesYes
Battery life (max)Same40 h40 h
Battery typeSameBuilt-in batteryBuilt-in battery
Audio formats supportedSame3GA, AAC, AMR, AWB, M4A, MP3, OGA, OGG, WAV3GA, AAC, AMR, AWB, M4A, MP3, OGA, OGG, WAV
Built-in speaker(s)SameYesYes
Processor coresSame55
Operating system installedSameWear OSWear OS
Built-in microphoneSameYesYes
International Protection (IP) codeSameIP68IP68
Military standardSameMIL-STD-810HMIL-STD-810H
Activity trackernot knownYesnot known
Blood oxygen sensornot knownYesnot known
Calendarnot knownYesnot known
Closure typenot knownnot knownSingle prong strap buckle
Pedometernot knownYesnot known
Personal goalsnot knownYesnot known
Quality of sleepnot knownYesnot known
Stopwatchnot knownYesnot known
Stress monitoring functionnot knownYesnot known
Voice recordingnot knownYesnot known
Weather forecastnot knownYesnot known
Display brightnessnot known600 cd/m²not known
Lens materialnot knownnot knownSapphire
Electronic compassnot knownYesnot known
Quasi-Zenith Satellite System (QZSS)not knownnot knownYes
Fall detectionnot knownYesnot known
Sensor typenot knownnot knownBIA
Battery capacitynot known425 mAh (44 mm · cellular · sport, 44 mm · wi-fi only · sport)not known
Battery replacement accessibilitynot knownNonot known
Built-in cameranot knownnot knownNo
Processor manufacturernot knownnot knownQualcomm
Virtual assistantnot knownSamsung Bixbynot known
Charging timenot known1.3 hnot known
Device memorynot known2 GBnot known
Measurementsnot known44.4 x 44.4 x 9.7 mmnot known
Security update termnot knownnot known31 July 2031