How Samsung’s new Wear OS watch matches up to its Tizen one

The Samsung Galaxy Watch 4 and Galaxy Watch 3 might share names, but these mark two very different times for Samsung smartwatches.

While the Watch 3 ran Samsung’s own Tizen OS, the Galaxy Watch 4 has switched to Wear OS 3 – so there’s a totally different OS running the show. That means totally new apps, contactless payment options, voice assistant choices and different performance.
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