Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Xiaomi Watch S4 Rainbow 1.43-inch AMOLED always-on display
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Last known price: BYN 679.00 (BYN)
Price source: Rulez BY
Price record dated 7/18/26
Saved price in the source currency; not a current offer. The date refers to the price record, not a stock check.
Features
- 1.43-inch AMOLED always-on display
- Heart rate, SpO2, and sleep tracking
- GPS, NFC, and Bluetooth 5.3 connectivity
- 5 ATM water resistance and sapphire glass
- Up to 15-day battery with fast charging
- Built-in music player and app store
General specs
- Brand: Xiaomi
- Model: Watch S4
- Seller: Rulez BY
- ID: 1080263
- Type: Smart watch
- Brand: Xiaomi
- Model: Watch S4
- Version: International
- Product Code: 3560616
- First listed by seller: June 17, 2026
For the multitasking parent who needs to manage calls, messages, and health without always reaching for a phone, the Xiaomi Watch S4 quietly steps in. Its always-on AMOLED screen and responsive touch crown let you glance at notifications, accept a call, or check your next calendar event while keeping your hands free for more important tasks.
Beyond the obvious fitness tracking, this watch becomes a subtle family connector. The built-in Alexa lets you set timers or add items to the grocery list by voice while cooking. When your child's school calls, the watch vibrates before you miss it, and the speaker is clear enough for a quick conversation. With 32GB of storage and offline music playback, you can leave your phone at home during a morning run and still stay safe with GPS mapping.
Sleep and stress tracking run passively in the background, offering a nightly recharge score without demanding constant attention. The 15-day battery and quick magnetic charging mean one less device to babysit. Durable sapphire glass and 5 ATM water resistance handle spills, rain, and pool time with ease. It’s less about counting steps and more about keeping your day flowing smoothly.
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