Frozen 1 4k Portable -

is often discussed in technical home media reviews as an upscaled transfer from a 2K digital intermediate. Visual Enhancements

It is important to note that Frozen was originally rendered at 2K resolution. This means the 4K Ultra HD Blu-ray is technically an "upscale." However, don’t let that deter you. The jump from 1080p (Standard Blu-ray) to 2160p (4K) involves sophisticated processing that significantly cleans up the image, reducing aliasing and sharpening fine details that were previously blurred. The Power of HDR10 frozen 1 4k