Samsung Galaxy Watch4 vs Samsung Galaxy Watch8 40mm

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

6 differences
SpecificationSamsung Galaxy Watch4Samsung Galaxy Watch8 40mm
Watch case materialDiffersAluminumAluminum frame
Bluetooth versionDiffers5.0Bluetooth 5.3
Operating system installedDiffersWear OS Powered by SamsungWear OS 6, One UI 8 Watch
WeightDiffers30.3 g30 g
Dimensions (WxDxH)Differs44.4 x 43.3 x 9.8 mm42.7 x 40.4 x 8.6 mm
Device memoryDiffers16 GB32 GB
Display typenot knownSuper AMOLEDnot known
Watch case sizenot knownnot known40 mm
Water resistancenot known5ATM + IP68not known
Mobile network connectionnot knownnot knownNo
Near Field Communication (NFC)not knownYesnot known
Wi-Finot knownYesnot known
Display diagonalnot known1.4"not known
Display resolutionnot known450 x 450 pixelsnot known
Display technologynot knownSuper AMOLEDnot known
Battery capacitynot known361 mAhnot known
Battery life (max)not known40 hnot known
Heart rate monitornot knownYesnot known
Wireless chargingnot knownWPC-based wireless chargingnot known
Processor modelnot knownnot knownExynos W1000 (3 nm)
Activity measurementsnot knownGPS/Glonass/Beidou/Galileonot known
Gorilla Glassnot knownYesnot known
Heart-rate derived metricsnot knownblood oxygennot known
Interchangeable strapsnot knownYesnot known
MIL-STD-810G compliantnot knownYesnot known