REDMI Band 4 Fitness Tracker

The REDMI Band 4 is an ultra-affordable metal-finish fitness tracker with a 1.47-inch 2.5D 60Hz display (172x320), a unified metallic frame and up to 21 days of battery. It tracks heart rate, blood oxygen, stress and sleep, supports 50 sport modes and 5ATM water resistance, and supports WeChat/Alipay QR payment. It went on sale in China on October 20, 2026 for ¥169; a global rollout is expected but not yet available in Western markets.

Key specifications & highlights

• 1.47-inch 2.5D 60Hz display, 172x320, unified metallic-finish frame
• Up to 21-day battery (about 8 days with regular health monitoring), 300mAh
• 24h heart rate, blood oxygen, stress and sleep tracking; women's health
• 50 sport modes and 5ATM water resistance (swim-ready)
• WeChat & Alipay QR-code payment, music control, weather, find-device
• Two colors (gunmetal, silver); 100+ watch faces

At a glance

¥169 (about US$24). We only publish prices confirmed on the brand's official China store; ask us for the current official price, the exchange-rate and import-duty estimate in your personal quote.

Can you buy it outside China?

On sale in China from October 20, 2026 at ¥169. Xiaomi is expected to launch it outside China soon, but it is not yet available in US/EU channels.

As a China-based buying agent, ChinaBuy Pro can source this model on your behalf from official or authorised Chinese channels, verify the exact version and accessories, inspect the unit with photos, and arrange compliant international shipping to your country — including handling built-in-battery items under the correct shipping rules.