Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Number of HTML Tags Size | -0.16 | 2386 | 696 | 80 % | 86 % |
| 2 | Number of P Tags Size | -0.16 | 240 | 36 | 75 % | 86 % |
| 3 | Number of Heading Tags Size | -0.14 | 52 | 18 | 77 % | 84 % |
| 4 | Number of Images with ALT Text Size | -0.14 | 100 | 15 | 69 % | 81 % |
| 5 | Number of Images Size | -0.13 | 114 | 23 | 75 % | 79 % |
| 6 | Number of H3 Tags Size | -0.13 | 27 | 7 | 58 % | 84 % |
| 7 | Number of H2 Tags Size | -0.13 | 14 | 5 | 62 % | 85 % |
| 8 | Number of HREF Lang Tags Size | -0.11 | 20 | 2 | 10 % | 77 % |
| 9 | Number of H4 Tags Size | -0.1 | 15 | 4 | 39 % | 79 % |
| 10 | Number of Forms Technology | -0.1 | 19 | 2 | 56 % | 72 % |
| 11 | Number of H5 Tags Size | -0.09 | 9 | 1 | 16 % | 74 % |
| 12 | Number of Images without ALT Text Size | -0.09 | 48 | 9 | 56 % | 74 % |
| 13 | Number of H1 Tags Size | -0.09 | 4 | 2 | 66 % | 70 % |
| 14 | Number of HTML Comments Size | -0.09 | 118 | 22 | 62 % | 72 % |
| 15 | Number of H6 Tags Size | -0.07 | 8 | 1 | 7 % | 69 % |