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Samsung’s new Galaxy Watch 4 chipset is a giant leap for Wear OS smartwatches
July 01, 2025
Samsung hasannouncedthe new Exynos W920 chipset that’ll power its upcomingGalaxy Watch 4smartwatches. The SoC is the industry’s first 5nm-based wearables processor and the first processor upgrade forSamsung watchessince the original Galaxy Watch.
So why is the Exynos W920 a big deal? For starters, it’ll only be thethird chipsetcapable of supporting the newWear OS 3.0. It’s also a huge upgrade compared to Qualcomm’s 28nm Snapdragon Wear 3100 chipset that powers mostWear OS smartwatchesright now. So if you’re someone who’s been using a Wear OS watch with the older Qualcomm chip, you should experience a drastic boost in performance.
The Exynos W920 also promises an upgrade over theSnapdragon Wear 4100 Plusthat’s based on the 12nm process and features Cortex A53 CPU cores compared to its newer Cortex A55 cores.
Samsung claims you should get a 20% performance boost compared to its previous Exynos 9110 chipset that resides in theGalaxy Watch 3. The graphics performance is apparently ten times better with the Mali-G68 GPU.
Related:What is an SoC? chipsets explained
The Exynos W920 also houses a dedicated low-power Cortex M55 processor that’ll be solely responsible for handling the Always-On Display functionality of the Galaxy Watch 4. Samsung says it’ll help reduce the power requirements of the display compared to its previous Exynos model.
For connectivity, the Galaxy Watch 4’s Exynos W920 processor will come with a 4G LTE modem and a Global Navigation Satellite System (GNSS) for tracking speed, distance, and elevation during outdoor activities.
All in all, it’s good news for fans of Wear OS watches. Performance has been one oftheir biggest complaintsand the new Samsung processor combined with a fresh software experience should make the Galaxy Watch 4 a pretty powerful smartwatch.
The Samsung Galaxy Watch 4 series finally breaks cover on August 11. The wearable line will debut alongside its foldable phone companions. You can hit the button below to reserve the next Samsung flagship.
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