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    Galaxy Watch 6 40mm vs Galaxy Watch 4 (40mm)

    SamsungGalaxy Watch 6 40mm

    SamsungGalaxy Watch 4 (40mm)

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    General Information

    • Model Name

      Galaxy Watch 6 40mm

      Galaxy Watch 4 (40mm)

    • Model type

      Wearable

      Wearable

    • Colors

      Graphite ()
      Gold ()

      Silver ()
      Black ()
      Pink Gold ()

    • Announced

      2023, July

      2021, August

    • Released

      2023, August

      2021, August

    Physical specifications

    • Dimensions

      Watch: 38.8 x 40.4 x 9.0 mm

      Watch: 40.4 x 39.3 x 9.8 mm

    • Weights

      28.7g

      25.9g

    • IP rating

      5ATM + IP68 / MIL-STD-810G

      5ATM + IP68 / MIL-STD-810G

    Operating system

    • Operating system

      Wear OS

      Wear OS

    • One UI version

      Watch 5

      Watch 3.0

    Networks

    • Networks

      4G

    • eSIM support

      Yes

    Display

    • Kind

      Main Display

    • Technology

      Super AMOLED

      Circular Super AMOLED

    • Size

      1.3 inch / 33.3 mm

      1.2 inch / 30.4 mm

    • Resolution

      / 432x432 pixels

      / 396x396 pixels

    • Pixel density

      330 PPI

    Processors

    • Model Number(s)

    • Chipset

      Exynos W930

      Exynos W920

    • Clock Speed

      Dual-Core @ 1.40 GHz

      Dual-Core @ 1.18 GHz

    • Cores

      Dual-Core

      Dual-Core

    • GPU

      Mali-G68 MP2

    Memory

    • RAM/ROM sizes

      2 GB RAM with 16 GB ROM

      1.5 GB RAM with 16 GB ROM

    • External memory support

      No

      No

    Sensors

    • Accelerometer

      Yes

      Yes

    • Barometer

      Yes

      Yes

    • Bioelectrical Impedance Analysis

      Yes

      Yes

    • Electrical Heart sensor

      Yes

      Yes

    • Geomagnetic sensor

      Yes

      No

    • Gyro sensor

      Yes

      Yes

    • Light Sensor

      Yes

      Yes

    • Optical Heart Rate sensor

      Yes

      Yes

    • Temperature Sensor

      Yes

      No

    Video

    • External memory support

      No

      No

    Connectivity

    • Location technology

      GPS
      Glonass
      BeiDou
      Galileo

      BeiDou
      GPS
      Glonass
      Galileo

    • Wi-Fi

      Yes

      Yes

    • Wi-Fi Direct

      Yes

    • NFC

      Yes

      Yes

    • Bluetooth Version

      5.3

      5.0

    Battery

    • Standard battery capacity

      300mAh

      247mAh

    • Removable battery

      No

    • Wireless fast charging

      Yes

      Yes