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 | -0.18 | 7638 | 1001 | 81 % | 88 % |
| 2 | Number of Heading Tags Size | -0.18 | 53 | 19 | 67 % | 88 % |
| 3 | Number of H1 Tags Size | -0.18 | 5 | 1 | 62 % | 91 % |
| 4 | Number of P Tags Size | -0.17 | 102 | 35 | 66 % | 90 % |
| 5 | Number of Images with ALT Text Size | -0.17 | 462 | 21 | 63 % | 88 % |
| 6 | Number of H2 Tags Size | -0.17 | 16 | 7 | 60 % | 91 % |
| 7 | Number of Images Size | -0.17 | 467 | 29 | 68 % | 89 % |
| 8 | Number of Forms Technology | -0.16 | 12 | 2 | 47 % | 81 % |
| 9 | Number of H3 Tags Size | -0.16 | 28 | 8 | 52 % | 86 % |
| 10 | Number of HTML Comments Size | -0.16 | 409 | 49 | 63 % | 88 % |
| 11 | Number of Images without ALT Text Size | -0.15 | 71 | 8 | 51 % | 88 % |
| 12 | Number of H4 Tags Size | -0.14 | 27 | 3 | 30 % | 82 % |
| 13 | Is Article Page Other | -0.13 | 1 | 1 | 37 % | 72 % |
| 14 | Is Pagination Page Other | -0.12 | 1 | 1 | 17 % | 67 % |
| 15 | Is Store Page Other | -0.12 | 1 | 1 | 43 % | 68 % |
| 16 | Is Purchase Page Other | -0.12 | 1 | 1 | 45 % | 62 % |
| 17 | Number of HREF Lang Tags Size | -0.12 | 57 | 3 | 11 % | 77 % |
| 18 | Number of H5 Tags Size | -0.11 | 12 | 2 | 15 % | 75 % |
| 19 | Is Category Page Other | -0.11 | 1 | 1 | 14 % | 65 % |
| 20 | Is Home Page Other | -0.11 | 1 | 1 | 16 % | 39 % |
| 21 | Is Search Result Page Other | -0.1 | 1 | 1 | 12 % | 48 % |
| 22 | Number of H6 Tags Size | -0.1 | 11 | 1 | 8 % | 73 % |