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 P Tags Size | -0.26 | 218 | 35 | 53 % | 89 % |
| 2 | Number of Heading Tags Size | -0.25 | 59 | 19 | 55 % | 88 % |
| 3 | Number of H2 Tags Size | -0.25 | 29 | 6 | 49 % | 88 % |
| 4 | Number of Images Size | -0.24 | 165 | 24 | 55 % | 89 % |
| 5 | Number of H1 Tags Size | -0.24 | 11 | 1 | 51 % | 88 % |
| 6 | Number of Images with ALT Text Size | -0.23 | 125 | 16 | 50 % | 89 % |
| 7 | Number of HTML Tags Size | -0.23 | 4172 | 957 | 67 % | 90 % |
| 8 | Number of Images without ALT Text Size | -0.21 | 113 | 8 | 40 % | 86 % |
| 9 | Number of H3 Tags Size | -0.21 | 37 | 8 | 42 % | 88 % |
| 10 | Number of HTML Comments Size | -0.21 | 682 | 51 | 52 % | 85 % |
| 11 | Number of Forms Technology | -0.2 | 15 | 2 | 35 % | 80 % |
| 12 | Is Article Page Other | -0.17 | 1 | 1 | 30 % | 71 % |
| 13 | Number of H4 Tags Size | -0.17 | 31 | 3 | 24 % | 82 % |
| 14 | Is Store Page Other | -0.15 | 1 | 1 | 34 % | 65 % |
| 15 | Is Purchase Page Other | -0.15 | 1 | 1 | 35 % | 50 % |
| 16 | Is Home Page Other | -0.14 | 1 | 1 | 10 % | 47 % |
| 17 | Number of HREF Lang Tags Size | -0.14 | 19 | 2 | 9 % | 81 % |
| 18 | Number of H5 Tags Size | -0.14 | 11 | 2 | 11 % | 77 % |
| 19 | Is Pagination Page Other | -0.14 | 1 | 1 | 13 % | 65 % |
| 20 | Is Category Page Other | -0.13 | 1 | 1 | 11 % | 66 % |
| 21 | Number of H6 Tags Size | -0.12 | 15 | 1 | 6 % | 72 % |
| 22 | Is Search Result Page Other | -0.11 | 1 | 1 | 8 % | 38 % |