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 | 2901 | 986 | 95 % | 89 % |
| 2 | Number of Heading Tags Size | -0.18 | 219 | 22 | 90 % | 90 % |
| 3 | Number of Images Size | -0.18 | 103 | 31 | 89 % | 87 % |
| 4 | Number of P Tags Size | -0.17 | 173 | 39 | 88 % | 86 % |
| 5 | Number of Images with ALT Text Size | -0.17 | 89 | 20 | 83 % | 87 % |
| 6 | Number of H2 Tags Size | -0.16 | 22 | 7 | 75 % | 89 % |
| 7 | Number of H3 Tags Size | -0.16 | 196 | 8 | 66 % | 86 % |
| 8 | Number of HTML Comments Size | -0.14 | 237 | 32 | 76 % | 80 % |
| 9 | Is Store Page Other | -0.13 | 1 | 1 | 47 % | 70 % |
| 10 | Is Home Page Other | -0.13 | 1 | 1 | 16 % | 43 % |
| 11 | Number of Forms Technology | -0.13 | 21 | 3 | 70 % | 73 % |
| 12 | Number of HREF Lang Tags Size | -0.13 | 17 | 2 | 12 % | 77 % |
| 13 | Is Pagination Page Other | -0.13 | 1 | 1 | 18 % | 66 % |
| 14 | Number of H4 Tags Size | -0.13 | 30 | 4 | 43 % | 80 % |
| 15 | Number of Images without ALT Text Size | -0.13 | 69 | 11 | 67 % | 80 % |
| 16 | Is Category Page Other | -0.12 | 1 | 1 | 11 % | 65 % |
| 17 | Is Purchase Page Other | -0.11 | 1 | 1 | 48 % | 60 % |
| 18 | Number of H1 Tags Size | -0.11 | 19 | 2 | 82 % | 74 % |
| 19 | Is Article Page Other | -0.11 | 1 | 1 | 48 % | 53 % |
| 20 | Number of H5 Tags Size | -0.11 | 9 | 2 | 19 % | 73 % |
| 21 | Is Search Result Page Other | -0.1 | 1 | 1 | 9 % | 43 % |
| 22 | Number of H6 Tags Size | -0.1 | 19 | 1 | 9 % | 69 % |