Galaxy Watch Band Size & Compatibility Guide

Last Update date : Nov 02. 2026

Finding the perfect band for your Galaxy Watch is seamless. Achieving optimal comfort and precise health-tracking performance depends on two simple details: Band Lug Width (ensuring a secure connection to your watch housing) and Wrist Circumference (delivering an ideal fit around your wrist).

Please Note: This guide is designed for Australian variant Galaxy devices, if you have an international device and require further support click here to get in touch with your Samsung subsidiary.

Quick Lug Width & Compatibility Matrix

Quick Lug Width & Compatibility Matrix

Watch Model

Strap Attachment Style

Strap Width

What you need to know

Galaxy Watch4 through to Galaxy Watch9
All sizes: 40mm, 44mm, Classic, Pro

Quick Release Pin

20mm

Seamless, interchangeable fit across all standard 20mm Galaxy Watch bands.

Galaxy Watch Ultra & Ultra2

Dynamic Lug System

  Proprietary

Exclusively compatible with bands engineered for the Ultra line. Standard 20mm bands will not fit.

Legacy Models
Galaxy Watch3 45mm, Gear S3

Quick Release Pin

22mm

Requires 22mm bands. Not compatible with 20mm Watch4 - Watch9 bands.

Measuring your Wrist (S/M vs M/L Sizing)

Make sure to find the correct band size for you by following our wrist measurement guide below.

Click here to download and print the tool at 100% scale. Make sure to set the paper size to Letter (8.5 x 11) inches. When printing, do not adjust to fit the page. Follow the step-by-step instructions provided.

Official Wrist Size Breakdown

S/M size fits 130 to 190mm wrists
M size fits 160 to 205mm wrists
M/L size fits 145 to 205mm wrists

* The image to the left is for information purposes only.
* Actual product design may be different.


Galaxy Watch9 Bands

Galaxy Watch8 & Watch7 Bands

Galaxy Watch Ultra2 Bands

Galaxy Watch Ultra Bands

Watch & Learn Watch & Learn

Watch quick tutorials and discover useful features for your Galaxy devices.

Thank you for your feedback!