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 | -0.27 | 181 | 38 | 57 % | 91 % |
| 2 | Number of Heading Tags Size | -0.27 | 48 | 19 | 58 % | 91 % |
| 3 | Number of Images Size | -0.26 | 106 | 25 | 58 % | 93 % |
| 4 | Number of Images with ALT Text Size | -0.26 | 70 | 18 | 53 % | 91 % |
| 5 | Number of H1 Tags Size | -0.25 | 4 | 1 | 54 % | 93 % |
| 6 | Number of H2 Tags Size | -0.25 | 15 | 7 | 52 % | 91 % |
| 7 | Number of HTML Tags Size | -0.23 | 2801 | 923 | 73 % | 91 % |
| 8 | Number of HTML Comments Size | -0.22 | 887 | 67 | 55 % | 91 % |
| 9 | Number of H3 Tags Size | -0.22 | 27 | 8 | 45 % | 88 % |
| 10 | Number of Images without ALT Text Size | -0.22 | 52 | 8 | 42 % | 93 % |
| 11 | Number of Forms Technology | -0.21 | 7 | 2 | 36 % | 88 % |
| 12 | Is Home Page Other | -0.19 | 1 | 1 | 12 % | 57 % |
| 13 | Number of H4 Tags Size | -0.17 | 21 | 3 | 26 % | 86 % |
| 14 | Is Article Page Other | -0.17 | 1 | 1 | 32 % | 77 % |
| 15 | Number of HREF Lang Tags Size | -0.15 | 29 | 2 | 10 % | 84 % |
| 16 | Is Store Page Other | -0.15 | 1 | 1 | 36 % | 66 % |
| 17 | Number of H5 Tags Size | -0.14 | 26 | 2 | 11 % | 84 % |
| 18 | Is Pagination Page Other | -0.14 | 1 | 1 | 15 % | 68 % |
| 19 | Is Category Page Other | -0.13 | 1 | 1 | 12 % | 73 % |
| 20 | Is Purchase Page Other | -0.12 | 1 | 1 | 35 % | 44 % |
| 21 | Number of H6 Tags Size | -0.12 | 9 | 1 | 6 % | 79 % |
| 22 | Is Search Result Page Other | -0.09 | 1 | 1 | 8 % | 27 % |