In 2027, the Apple Watch may feature an updated OLED display to improve battery efficiency.
Apple is considering a significant update for the 2027 Apple Watch with the introduction of a new OLED screen technology aimed at enhancing energy efficiency. Reports suggest that the technology, known as HMO and developed by LG Display, could have a direct impact on reducing energy consumption for the device.
What differences are there in this new display?
The rumored technology involves a novel OLED backplane, which is a crucial component in controlling the operation of screen pixels on devices like the Apple Watch to ensure energy efficiency.
Apple currently employs LTPO technology to efficiently manage battery power by adjusting the screen refresh rate based on the displayed content.

The latest HMO technology aims to surpass current standards by enhancing electron mobility in transistors, leading to greater energy efficiency. Efforts are being made in the industry to elevate this mobility to levels significantly higher than those found in current oxide-based technologies.
Samsung Display is mentioned in the rumor as taking a different approach compared to LG Display. Samsung would be focusing on ALD technology, which stands for atomic layer deposition.
This method involves the sequential deposition of very thin layers at the atomic level, enabling precise regulation of the transistor layer. However, it is slower and potentially more intricate for mass production.
The 2027 Apple Watch may not definitely feature this screen as rumored, as LG Display still needs to confirm the technology for large-scale production.
The 2027 Apple Watch may be equipped with the new screen, pending the technology’s performance in the upcoming months.
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