Optical output is a useful fallback when ARC/eARC is troublesome, and at least one owner solved an AVR issue by switching to digital optical audio.
Pros: sustained brightness, HDR format support
Cons: gaming mode quality, Bluetooth audio support
Best TVs for optical audio output
Optical output is useful for older soundbars, AV receivers, and legacy gear. One reviewer specifically calls it a good fallback connection.
Pros: local dimming performance, HDR format support
Cons: gradient handling, banding control
The optical output caused an unusually difficult setup experience for one owner, who eventually found a working cable orientation only through trial and error.
Pros: resolution, display technology
Cons: customer support, optical audio output