Google Pixel Watch 3 vs. Pixel Watch: Should you upgrade your Wear OS?
The Pixel Watch 3 is powered by Qualcomm's W5 Gen 1 chip with a Cortex-M33 coprocessor, a significant upgrade over the original Pixel Watch's Exynos 9110 SoC. This newer processor, which already performs admirably, will certainly help with future software updates, ensuring a snappy and reliable performance.