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 | -0.2 | 2741 | 960 | 95 % | 90 % |
| 2 | Number of P Tags Size | -0.18 | 166 | 36 | 88 % | 89 % |
| 3 | Number of Heading Tags Size | -0.18 | 59 | 21 | 90 % | 91 % |
| 4 | Number of Images with ALT Text Size | -0.17 | 87 | 20 | 84 % | 88 % |
| 5 | Number of Images Size | -0.17 | 106 | 29 | 89 % | 86 % |
| 6 | Number of H3 Tags Size | -0.16 | 25 | 8 | 67 % | 88 % |
| 7 | Number of H2 Tags Size | -0.16 | 24 | 7 | 76 % | 89 % |
| 8 | Is Home Page Other | -0.14 | 1 | 1 | 18 % | 41 % |
| 9 | Number of HREF Lang Tags Size | -0.13 | 15 | 2 | 11 % | 79 % |
| 10 | Is Pagination Page Other | -0.13 | 1 | 1 | 18 % | 64 % |
| 11 | Number of HTML Comments Size | -0.13 | 196 | 32 | 77 % | 79 % |
| 12 | Number of H4 Tags Size | -0.12 | 17 | 4 | 43 % | 81 % |
| 13 | Number of Forms Technology | -0.12 | 15 | 3 | 69 % | 71 % |
| 14 | Is Store Page Other | -0.12 | 1 | 1 | 48 % | 68 % |
| 15 | Number of Images without ALT Text Size | -0.12 | 58 | 10 | 67 % | 77 % |
| 16 | Number of H1 Tags Size | -0.12 | 7 | 2 | 82 % | 75 % |
| 17 | Is Category Page Other | -0.11 | 1 | 1 | 10 % | 64 % |
| 18 | Is Article Page Other | -0.11 | 1 | 1 | 49 % | 59 % |
| 19 | Number of H5 Tags Size | -0.11 | 10 | 2 | 20 % | 74 % |
| 20 | Is Purchase Page Other | -0.11 | 1 | 1 | 45 % | 59 % |
| 21 | Is Search Result Page Other | -0.1 | 1 | 1 | 9 % | 48 % |
| 22 | Number of H6 Tags Size | -0.1 | 13 | 1 | 10 % | 70 % |