The Huawei Watch Ultimate features a 1.5-inch LTPO AMOLED display, which is notable for its dynamic refresh rate capability, ranging from 1 Hz to 60 Hz. This technology allows the screen to adjust its refresh rate based on the content being displayed, optimizing battery life by reducing unnecessary power consumption when viewing static images or text, while increasing the refresh rate for smoother performance during dynamic activities like scrolling or gaming[1][2][3].
Key Features of the Huawei Watch Ultimate's Screen
1. Size and Resolution: The Huawei Watch Ultimate boasts the largest LTPO AMOLED display among Huawei's offerings, with a resolution of 466x466 pixels, providing a pixel density of 311 ppi. This results in a clear and vibrant display that is well-suited for both indoor and outdoor use[1][4].
2. Brightness: The screen can reach a peak brightness of up to 1000 nits, making it readable even in direct sunlight. This feature is particularly useful for outdoor activities, ensuring that the watch remains functional in various lighting conditions[1][3].
3. Durability: The display is protected by sapphire glass, which enhances its durability and resistance to scratches, making it suitable for rugged use[1].
4. Energy Efficiency: The LTPO technology helps in conserving battery life by dynamically adjusting the refresh rate. This means that the watch can maintain a long battery life, reportedly up to 14 days in normal use and 8 days in active use[4].
Comparison with Other LTPO AMOLED Displays
While LTPO AMOLED displays generally offer dynamic refresh rates and improved energy efficiency, the Huawei Watch Ultimate's screen stands out due to its large size and high brightness, which are tailored for a smartwatch designed for outdoor and adventure activities. Other LTPO displays might offer higher refresh rates (e.g., up to 165 Hz in some smartphones) but are typically found in devices where such high refresh rates are more necessary, like gaming phones[5][9].
In terms of visual quality, LTPO displays are known for their vivid colors and power efficiency, but the Huawei Watch Ultimate's screen is particularly optimized for readability in various environments, including underwater, thanks to its high brightness and clear display[3][6]. Overall, the Huawei Watch Ultimate's screen is designed to balance performance, durability, and energy efficiency, making it well-suited for its intended use as a rugged smartwatch.
Citations:
[1] https://www.phonearena.com/reviews/huawei-watch-ultimate-review_id5760
[2] https://www.croma.com/unboxed/what-is-ltpo-display-how-it-works-what-its-benefits-are
[3] https://root-nation.com/gadgets-en/wearables-en/en-huawei-watch-ultimate-review/
[4] https://root-nation.com/en/gadgets-en/wearables-en/en-huawei-watch-ultimate-design-review/
[5] https://rog-forum.asus.com/t5/rog-connect/behind-the-tech-what-is-an-ltpo-screen-and-why-does-it-matter/td-p/996463
[6] https://www.kieslect.com/ltpo-vs-amoled-the-display-revolution-powering-the-future-of-smartwatches/
[7] https://consumer.huawei.com/en/wearables/watch-ultimate/specs/
[8] https://en.wikipedia.org/wiki/Low-temperature_polycrystalline_silicon
[9] https://www.digitaltrends.com/mobile/ltpo-smartphone-display-explained/