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 Images with ALT Text Size | -0.15 | 362 | 23 | 67 % | 85 % |
| 2 | Number of Images Size | -0.15 | 368 | 31 | 73 % | 84 % |
| 3 | Number of H1 Tags Size | -0.15 | 4 | 2 | 68 % | 84 % |
| 4 | Number of P Tags Size | -0.15 | 135 | 37 | 71 % | 85 % |
| 5 | Number of Heading Tags Size | -0.14 | 57 | 20 | 73 % | 83 % |
| 6 | Number of HTML Tags Size | -0.14 | 2416 | 917 | 83 % | 85 % |
| 7 | Number of HTML Comments Size | -0.14 | 398 | 47 | 69 % | 84 % |
| 8 | Number of H2 Tags Size | -0.14 | 31 | 7 | 65 % | 82 % |
| 9 | Number of Images without ALT Text Size | -0.13 | 148 | 10 | 55 % | 83 % |
| 10 | Number of H3 Tags Size | -0.13 | 40 | 8 | 57 % | 85 % |
| 11 | Is Home Page Other | -0.12 | 1 | 1 | 21 % | 46 % |
| 12 | Number of Forms Technology | -0.12 | 10 | 2 | 46 % | 78 % |
| 13 | Is Article Page Other | -0.12 | 1 | 1 | 42 % | 71 % |
| 14 | Number of HREF Lang Tags Size | -0.12 | 32 | 2 | 9 % | 71 % |
| 15 | Number of H4 Tags Size | -0.11 | 22 | 3 | 34 % | 78 % |
| 16 | Is Store Page Other | -0.11 | 1 | 1 | 42 % | 65 % |
| 17 | Is Pagination Page Other | -0.11 | 1 | 1 | 14 % | 61 % |
| 18 | Is Purchase Page Other | -0.11 | 1 | 1 | 40 % | 57 % |
| 19 | Number of H5 Tags Size | -0.1 | 5 | 2 | 17 % | 75 % |
| 20 | Number of H6 Tags Size | -0.1 | 10 | 1 | 9 % | 67 % |
| 21 | Is Category Page Other | -0.09 | 1 | 1 | 11 % | 58 % |
| 22 | Is Search Result Page Other | -0.09 | 1 | 1 | 8 % | 45 % |