Why Wear OS Hardware Gets Updates at Different Speeds
Short answer: Some Wear OS watches get updates sooner or later because Wear OS runs on many different chipsets. A new Wear OS version must be adapted to each chip, and the watch maker decides which models to update. Watches with older processors, less memory, or limited storage are more likely to be left behind. Before buying, check the chipset generation, RAM and storage, and the maker's update commitment. Current flagship models usually receive updates first, while older and more basic models may stop earlier.
One platform, many hardware timelines
Wear OS by Google is shared by many watch brands. The official Wear OS site lists watches from Google, Samsung, Mobvoi, OnePlus, OPPO, Xiaomi, TAG Heuer and Montblanc. That variety is good for choice, but it also explains why Wear OS watches do not all receive updates on the same day.
A new Wear OS version has to work with each watch's processor, memory, radios and sensors. Google can publish the new version, but the watch maker must adapt it to its hardware and decide which models to update. This is why some watches get major updates quickly while others wait months, or never get them.
Chipset support is the bottleneck
The processor, or system-on-chip, is the main reason update eligibility differs. A Wear OS update needs device drivers and firmware written for that specific chip. If the chip maker no longer supports the chip, or the watch maker chooses not to invest in the porting work, a watch can be left behind.
Newer chips are more likely to be supported by the OS and the maker. Details like CPU cores and clock speed and chip process node give a rough idea how current the hardware is. Before buying, find out which chip generation the watch uses and whether that chip is still active in new Wear OS products.
Memory and storage walls
The amount of RAM and storage also affects which watches can run a new version. As Wear OS adds features, the system needs more working memory for apps, watch faces and background tasks. A watch with little RAM may not meet the new version's practical requirements even if the maker wants to update it.
Storage matters too. The OS image, preinstalled apps and an update package all need room. If a watch has just enough storage today, a larger update may not fit. For this reason, choosing a model with more smartwatch RAM and storage is a safer long-term bet. The difference between RAM and storage is important here: RAM clears when the watch restarts, while storage holds the OS and apps.
Some features are gated by hardware
Receiving a new OS version does not mean every feature in that version will run on your watch. Some features require a sensor, radio or chip that older hardware does not include. This is normal across smartwatch platforms. Apple, for instance, says the ECG app is available on Apple Watch Series 4 or later and all models of Apple Watch Ultra, a good example of hardware gating.
On Wear OS, newer features such as offline Maps, Google Wallet passes and WhatsApp support are highlighted on the Wear OS site. Those features may first appear on watches with recent chips and more memory, then reach other models later. A watch can be current on the OS and still miss some features.
Radios and connectivity also change
Updates can also be held back by connectivity hardware. Wear OS watches connect to phones over Bluetooth, and the Bluetooth technology overview describes two radio types: Bluetooth Classic and Bluetooth LE. A watch with an older Bluetooth radio may lack support for new audio or phone-link features even if the OS code is updated.
Location features depend on the GPS receiver. GPS.gov describes GPS as a U.S.-owned utility that provides positioning, navigation, and timing services. Newer GPS chips can improve accuracy and battery behavior, but the radio itself is not upgraded by a software update. A watch with older radios can receive a system update but not gain the latest connectivity features.
What to check before you buy
To avoid a watch that stops getting updates too early, check the hardware as well as the operating system. Look at the chipset generation, the amount of RAM and storage, and the radios inside.
Then look for a public update commitment from the maker. Some brands promise a set number of years for flagship models and less for budget models. If you want the longest support, pick a current flagship rather than a model that is already a generation old.
- See which chip family the watch uses and how old the design is.
- Check how much RAM and storage the watch has, not just the screen or battery.
- Look for the maker's update policy in its official product pages.
- Choose a model that is already running the latest Wear OS version, because it is more likely to keep moving forward.
Why some watches stop getting updates
Several factors can end a watch's update life. The chip maker may stop providing drivers, the watch maker may decide the hardware is too limited, or the minimum requirements for Google services may rise. Any of these can leave a watch on an older version.
If you buy a watch with an older chip and minimal memory, you should expect a shorter support period. If long-term updates matter, choose Wear OS watches from brands with clear commitments and recent hardware. More about planning for the end of support is covered in the guide to smartwatch end of support.
What to pick for your use
| If you | Pick | Buying guide |
|---|---|---|
| You want the newest Wear OS features quickly | A current flagship Wear OS watch with a recent chipset and generous memory | Best Wear OS Smartwatches in 2026: 14 Picks Compared on Specs |
| You need LTE and on-the-go connectivity | A recent Wear OS watch with LTE from a maker that publishes update commitments | Best Wear OS Smartwatches with LTE in 2026: 8 Picks Compared |
| You prefer Google's first-party Pixel experience | A Google Pixel Watch model with a current chipset | Best Google Smartwatches in 2026: 7 Picks Compared on Specs |
| You prefer Samsung's ecosystem and features | A Samsung Galaxy Watch model with a recent chipset | Best Samsung Smartwatches in 2026: 15 Picks Compared by Specs |
| You are on a tight budget and accept a shorter update window | A current but affordable Wear OS model that already runs the latest version | Best Smartwatches Under $200 in 2026: 14 Picks Compared on Specs |
Questions
Why do some Wear OS watches get updates and others do not?
The main reasons are chipset support, RAM and storage, and the watch maker's decision. Wear OS runs on many different chips, and each new version must be adapted to each chip. A watch with a supported, current chip and enough memory is far more likely to get the update.
Does more RAM always mean a watch will get updates?
No. More RAM helps a watch run newer software, but the chipset drivers and the maker's update plan are equally important. A watch with plenty of RAM can still stop getting updates if the chip is no longer supported.
Can I make an old Wear OS watch update to the latest version?
You can follow the normal update process in the watch settings, but you cannot force an unsupported major upgrade. If the maker has not released the update for your model, sideloading is risky and can leave the watch unstable.
Do budget Wear OS watches get updates slower?
Usually yes, but it varies. Budget watches often use older chips, less memory and fewer radios, so the engineering cost of an update is higher and the support window shorter. Check the specific model, not just the brand.
Does an update make older hardware faster?
Not necessarily. A major OS update can bring new features but also use more memory. Older hardware may feel slower after an update, which is another reason makers delay or skip updates for older models.
Update history
- : First published.