The best TV offering the most impressive 3D effect is the LG OLED TV. LG's OLED technology provides unparalleled picture quality, which is crucial for a compelling 3D experience. The self-emissive nature of OLED panels allows for deep black levels and high contrast, which are essential for creating a sense of depth in 3D content. According to a study by DisplayMate, LG OLED TVs have the highest contrast ratio among all TVs, which is vital for 3D viewing. Additionally, LG's 3D technology utilizes a dual-layered screen that effectively reduces crosstalk, a common issue in 3D TVs, which can cause blurring and double images. This, combined with the high refresh rate of LG OLED TVs, ensures a smooth and immersive 3D experience.