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 | -0.17 | 4514 | 1038 | 83 % | 87 % |
| 2 | Number of P Tags Size | -0.16 | 128 | 37 | 78 % | 86 % |
| 3 | Number of Images Size | -0.16 | 251 | 31 | 78 % | 86 % |
| 4 | Number of Images with ALT Text Size | -0.16 | 242 | 21 | 74 % | 86 % |
| 5 | Number of H2 Tags Size | -0.16 | 20 | 7 | 70 % | 86 % |
| 6 | Number of Heading Tags Size | -0.15 | 91 | 22 | 79 % | 88 % |
| 7 | Number of Forms Technology | -0.15 | 14 | 2 | 53 % | 78 % |
| 8 | Number of H1 Tags Size | -0.15 | 11 | 2 | 72 % | 82 % |
| 9 | Number of Images without ALT Text Size | -0.14 | 157 | 11 | 59 % | 82 % |
| 10 | Number of H3 Tags Size | -0.14 | 56 | 8 | 61 % | 83 % |
| 11 | Number of HTML Comments Size | -0.14 | 632 | 48 | 74 % | 80 % |
| 12 | Is Purchase Page Other | -0.13 | 1 | 1 | 42 % | 68 % |
| 13 | Is Home Page Other | -0.13 | 1 | 1 | 19 % | 45 % |
| 14 | Is Article Page Other | -0.12 | 1 | 1 | 42 % | 65 % |
| 15 | Is Store Page Other | -0.12 | 1 | 1 | 43 % | 67 % |
| 16 | Number of HREF Lang Tags Size | -0.12 | 21 | 2 | 11 % | 75 % |
| 17 | Number of H4 Tags Size | -0.12 | 68 | 4 | 36 % | 77 % |
| 18 | Is Category Page Other | -0.11 | 1 | 1 | 13 % | 66 % |
| 19 | Is Pagination Page Other | -0.11 | 1 | 1 | 18 % | 65 % |
| 20 | Number of H5 Tags Size | -0.11 | 22 | 2 | 19 % | 74 % |
| 21 | Is Search Result Page Other | -0.1 | 1 | 1 | 6 % | 57 % |
| 22 | Number of H6 Tags Size | -0.1 | 10 | 1 | 10 % | 68 % |