Buy the Mi watch s1 pro.
Xiaomi Watch S1 Pro built-in 12nm advanced process chip, is still equipped with 470mAh battery, and uses magnetic charging design, battery life of up to 14 days, but also supports wireless backcharging, Xiaomi Watch S1 Pro also supports Bluetooth call, dual-band GNSS positioning, and equipped with 117 sports modes. Supports sleep, heart rate, blood oxygen detection, and NFC bus pass
The Mi s2 is better
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1. Cost performance. The upcoming S2 is stronger than the Xiaomi WatchS1por in performance, comprehensive use experience and evaluation, and the most critical cost performance.
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2. Configure. s2 is equipped with the latest version of millet system chip, the processing speed is stronger than the 1 version of WatchS1Pro performance, the reflection speed is faster, and so s2 is good.