| HIO | prDeep | RED-FFDNet | RED-(DnCNN-BM3D) | RED-(DnCNN-FFDNet) | |
| PSNR | 22.9945 | 39.3964 | 34.0822 | 39.1279 | 38.6843 |
| MSSIM | 0.47822 | 0.95940 | 0.94089 | 0.96623 | 0.94647 |
| TIME | 10.5491 | 11.6869 | 31.1347 | 118.4614 | 17.5942 |
| PSNR | 21.2353 | 36.4063 | 33.6656 | 36.8918 | 36.5227 |
| MSSIM | 0.40679 | 0.94945 | 0.93236 | 0.95421 | 0.95158 |
| TIME | 10.7519 | 11.8520 | 32.4119 | 138.0287 | 21.4820 |
| PSNR | 19.5553 | 35.9433 | 32.2275 | 36.2154 | 36.0748 |
| MSSIM | 0.33439 | 0.94747 | 0.92438 | 0.94726 | 0.94833 |
| TIME | 10.6222 | 11.7912 | 31.0767 | 153.7877 | 22.1241 |
| PSNR | 18.3532 | 29.8911 | 31.8003 | 31.6365 | 35.2778 |
| MSSIM | 0.26867 | 0.75148 | 0.92042 | 0.92033 | 0.94309 |
| TIME | 10.2340 | 10.9556 | 30.6033 | 196.4667 | 22.4845 |
| PSNR | 17.4605 | 28.8539 | 31.3262 | 31.5924 | 33.0065 |
| MSSIM | 0.22961 | 0.71100 | 0.91402 | 0.91831 | 0.93026 |
| TIME | 7.9403 | 11.2893 | 32.3539 | 153.6292 | 22.3241 |