Xiaomi Watch S4 Review | 126 Data compared

The Xiaomi Watch S4 is highlighted as a high-value, stylish smartwatch featuring a 1.43-inch AMOLED display with a 2200-nit peak brightness and a unique, customizable interchangeable bezel system. Powered by HyperOS, it offers robust fitness tracking with over 150 sports modes, although some users may find the sleep tracking to be inconsistent. While the device boasts a long battery life of roughly one week, a significant limitation is the lack of a third-party app store and limited notification interactivity.

The Xiaomi Watch S4 features a customizable design with interchangeable bezels and a bright 1.43-inch AMOLED screen, powered by a fluid HyperOS interface. It offers strong health tracking with accurate dual-band GNSS, over 150 sports modes, and long battery life of up to 15 days. Despite these strengths, the device lacks sapphire glass protection, has limited app support, and cannot send direct replies to notifications.

The Xiaomi Watch S4 features a 1.43-inch, 2200-nit AMOLED display and introduces a functional rotating crown for smoother navigation within HyperOS, while retaining the unique interchangeable bezel system for style customization. Key performance highlights include highly accurate health monitoring, dual-band GPS, and a robust battery life of up to 15 days, positioning it as a strong, versatile fitness tracker at a competitive price point. However, the device is limited by a lack of third-party apps, basic notification interaction that prevents message replies, and ecosystem restrictions that require a Xiaomi phone for certain features.

The Xiaomi Watch S4 is a highly customizable smartwatch featuring interchangeable bezels and a bright 1.43-inch AMOLED display (up to 2,200 nits), offering a premium design that balances style with functionality. It excels in battery life, boasting up to 15 days of usage, with fast charging capability. However, its slightly bulky, "chunky" design may not suit smaller wrists, and the automatic brightness can sometimes feel too dim indoors. Powered by Xiaomi HyperOS, the watch provides a fluid interface for over 150 sports modes, including accurate, dual-frequency GPS tracking. The device also offers reliable heart rate and health monitoring, making it a strong contender for fitness enthusiasts. A notable drawback is the lack of support for third-party apps and restricted notification interaction, such as no emoji support. While the watch provides an excellent, versatile experience with great value, its limitations include the absence of standard wireless charging, relying instead on a 2-pin magnetic dock. Despite this, it remains a top contender in the budget category, with customizable options and strong, long-lasting performance.

The Xiaomi Watch S4 is a customizable, affordable smartwatch featuring an interchangeable bezel system and a bright 1.43-inch AMOLED display, running on HyperOS 2 with improved navigation. Key pros include excellent value, a premium design, and a long-lasting battery offering up to 15 days of use. However, cons include a limited app ecosystem and restricted NFC contactless payments, making it more suited for lifestyle tracking than advanced health monitoring.

The Xiaomi Watch S4 41mm is a stylish, lightweight wearable featuring a premium stainless steel design and a bright, 1.32-inch AMOLED display, offering strong value for its price point. Performance highlights include the fluid HyperOS 3, a tactile rotating crown, and accurate heart rate monitoring for fitness, though the GNSS accuracy is weak in urban areas. While it lacks extensive third-party app support and advanced notification replies, the watch offers solid 4–8 day battery life with fast charging.

The Xiaomi Watch S4 is a budget-friendly smartwatch focusing on customizable style with its unique, swappable bezel system and a bright 1.43-inch AMOLED display (2200 nits). It features a premium rotating crown for navigation and runs on Xiaomi’s HyperOS, offering high performance, over 150 sports modes, and up to 15 days of battery life. While offering great value, the watch compromises on user experience with a limited app ecosystem, in-app notification limitations, and occasionally inconsistent, bulky health monitoring.

The Xiaomi Watch S4 41mm offers a premium, lightweight design (32g) with a 1.32-inch AMOLED screen and a unique, jewel-set crown option. Running HyperOS 3, it delivers a smooth experience with over 150 sports modes and accurate, 4-LED heart rate monitoring. While it boasts a competitive 4-day battery life and fast 45-minute charging, it lacks in advanced smart features, such as limited notifications, restricted NFC payments, and average GNSS accuracy in urban areas.

The Xiaomi 12 Lite is a sleek, mid-range smartphone featuring a 6.55-inch 120Hz AMOLED display with Dolby Vision and a lightweight, premium design. Powered by the Snapdragon 778G, it delivers reliable daily performance. Key advantages include rapid 67W charging, a vibrant screen, and a 32MP selfie camera with autofocus. However, the device has limitations, including a smaller 4,300mAh battery that may not last a full day under heavy use. Additionally, it lacks an IP rating for water resistance and does not support wireless charging. The camera system shines with a 108MP main sensor for detailed daytime photos, yet falls short on versatility with a weak 8MP ultra-wide and 2MP macro lens. The absence of Optical Image Stabilisation (OIS) makes low-light and video performance less consistent.

The Xiaomi Watch S1 Active is a lightweight, sport-focused smartwatch featuring a 1.43-inch AMOLED screen, 117 fitness modes, and dual-band GPS for precise tracking. Key advantages include its comfortable, lightweight design, impressive battery life of up to 12 days, functional Bluetooth calling, and NFC for payments. However, the device is limited by a sparse third-party app ecosystem, a plastic build that feels less premium than the S1, and occasional data syncing delays. For more details, visit Xiaomi Community.

The Journal du Geek review describes the Xiaomi Watch S4 as a highly customizable, budget-friendly wearable that successfully blends premium aesthetics with, at times, restrictive functional compromises. Key strengths include an innovative interchangeable bezel system, a 1.43-inch AMOLED display with 2,200 nits peak brightness, and strong 15-day battery life. However, the device runs HyperOS, which lacks a robust third-party app ecosystem, and features limited, often region-locked, NFC payments. While offering solid health tracking and a 60-second "one-tap" monitoring tool, the watch's 47mm size may feel large to some, and its automatic workout detection can be inconsistent.

The Xiaomi Watch S4 is a refined, affordable smartwatch featuring a 1.43-inch AMOLED display with 2,200 nits peak brightness and a unique, swappable bezel system. Navigating HyperOS 2.0 is improved by a new rotating crown, enhancing user experience. Key pros include 15-day battery life, accurate health tracking with dual-frequency GNSS, and a durable 5ATM water-resistant aluminium frame. However, the watch faces drawbacks like a limited app ecosystem lacking third-party support for services such as Spotify or WhatsApp. NFC payments are restricted to specific banks, and notifications are not actionable, meaning messages cannot be replied to from the wrist. Additionally, full functionality for certain ecosystem features requires a Xiaomi smartphone. For more details, visit Les Numériques.