The Primary RGB Tandem structure applied to the fourth-generation OLED TV panel organizes the light source into four stacks by adding two layers of blue elements and independent layers of red and green elements. It improves maximum brightness by increasing the amount of light produced by each layer compared to the previous structure.

LG Display is introducing its 4th-generation OLED TV displays today, which manage to not only be brighter than what it showed off in 2024, but also more power-efficient and less reflective. The LG OLED evo M5 was one of Engadget's favorite announcements from CES 2025,

LG Display has unveiled its 4th generation OLED TV panel with a major brightness boost along with some interesting claims and bragging rights.

A brand new four-layer OLED panel structure technology has been confirmed by LG Display.The Latest Tech News, Delivered to Your Inbox

LG has unveiled the next generation of its OLED technology, which it says is brighter and more energy efficient than ever.

So brightness and color upgrades are seemingly there, but LG is claiming its new four-stack OLED structure is also more energy efficient. LG says the 65-inch LG G5 OLED is rated 164W in energy consumption, which is quite the improvement over last year's 65-inch G4, which came in at 209W.

LG dropped new versions of its flagship OLED and QNED TVs at CES, and as of Jan. 16, 2023 and 2024 flagship LG models have gotten discounts at Best Buy for up to $1,500 off. In case you forgot, LG is the authority on cool screens.