Both the Philips 77OLED810/12 77″ and the TCL 75C9K 75″ feature 4K (UHD) resolution, with both displays offering a resolution of 3840 x 2160 px. While the pixel density is slightly higher on the TCL at 59 ppi compared to the Philips' 57 ppi, the difference is minimal and unlikely to significantly affect visual sharpness. Both models support 1070 million display colors and have a 10-bit color depth, ensuring vibrant and accurate color reproduction.
In terms of display technology, the Philips uses an OLED/AMOLED panel, known for its deep blacks and high contrast ratios, while the TCL utilizes a QLED, LED-backlit, LCD, and Mini-LED configuration. Both screens offer a 144Hz refresh rate, enhancing smoothness for fast-moving content like gaming or sports. Regarding HDR, both models support HDR10, HDR10+, Dolby Vision, and HLG, providing excellent dynamic range and color depth with compatible content.
When it comes to viewing angles, both displays offer a maximum horizontal and vertical viewing angle of 178º, ensuring consistent image quality even when viewed from the side. Additionally, both have anti-reflection coatings and ambient light sensors to optimize brightness and reduce glare in various lighting conditions. The Philips display supports Nvidia G-Sync, AMD FreeSync, and AMD FreeSync Premium, while the TCL supports AMD FreeSync, AMD FreeSync Premium, and AMD FreeSync Premium Pro, giving both models strong adaptive synchronization options for smoother gaming experiences.