HDR, or High Dynamic Range, is a technology that enhances the contrast and color accuracy of videos. When applied to 4K anime, HDR can further enhance the visual experience by bringing out more vibrant colors, finer details in shadows and highlights, and a wider range of contrast, just refer to this guide to know more difference when HDR vs. SDR. HDR-compatible displays and content are becoming more common, so if you are looking for HDR upscaling, this HDR Upconverter has you covered.