Samsung Galaxy Watch9

Released Jun 2026 · 9 model codes · firmware for 239 CSC regions

Display size: 1.3"
RAM: 2 GB
Battery: 390 mAh

Download firmware Update history Specifications

Software support

Update policyQuarterly security updatesOn Samsung's current security update list

Security updates untilJul 31, 2031As published by Samsung

Latest official updateWear OS 7L345FXXS1AZH4 · Sep 18, 2026

Security patch levelAugust 2026Monthly release fixed 63 vulnerabilities

Latest firmwareAndroid 17L345NKOU1AZH6 · built Sep 29, 2026

Choose your model

Firmware is specific to the model code. Find yours on the box or in Settings › About phone, then pick it below.

ModelSold inFirmwareLatest build

SM-L340 · Galaxy Watch9 (Bluetooth, 40 mm)Sold in65 countriesFirmware68 CSCs · 137 buildsLatest buildL340XXS1AZH4 · Aug 21, 2026→

Software updates

One UI and Android versions of the Galaxy Watch9, with the first release of each.

Jun 2026
Android 17
First firmware build: L340XXU1AZFL (SM-L340)

Specifications

As published by Samsung for the SM-L345F; other model codes can differ (chipset, network bands).

Display

Display size: 1.3" (34mm)
Resolution: 438 x 438
Display type: Super AMOLED

Platform

CPU speed: 2.1GHz, 1.95GHz
CPU cores: Penta-Core

Memory

RAM: 2 GB
Storage: 32 GB

Battery

Battery: 390 mAh

Body

Dimensions: 42.7 x 40.4 x 8.6 mm

Connectivity

Network: 3G WCDMA, 4G LTE FDD, 4G LTE TDD
4G bands: B34(2010), B38(2600), B39(1900), B40(2300), B41(2500); B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B14(700), B18(800), B19(800), B20(800), B25(1900), B26(850), B28(700), B66(AWS-3), B71(600)
SIM: Embedded-SIM
Wi-Fi: 802.11a/b/g/n 2.4GHz+5GHz

Where it's sold

Sold in 74 countries.

Europe35

Albania
Austria
Azerbaijan
Belgium
Bosnia & Herzegovina
Bulgaria
Croatia
Czechia
Denmark
Estonia
Finland
France
Germany