Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Variations in HTML Tags Relevancy | -0.25 | 860 | 150 | 88 % | 84 % |
| 2 | Term Frequency Relevancy | -0.24 | 8 | 5 | 88 % | 83 % |
| 3 | Variations in Search Result Display URL Relevancy | -0.24 | 4 | 2 | 83 % | 69 % |
| 4 | Variations in Search Result Link Text Relevancy | -0.24 | 4 | 2 | 83 % | 69 % |
| 5 | Variations in H1-H6 Tags Relevancy | -0.23 | 39 | 8 | 78 % | 82 % |
| 6 | Variations in Div Tags Relevancy | -0.23 | 642 | 109 | 86 % | 83 % |
| 7 | Variations in Body Tags Relevancy | -0.23 | 466 | 134 | 81 % | 84 % |
| 8 | Variations in A Tags Relevancy | -0.22 | 177 | 28 | 78 % | 84 % |
| 9 | Variations in A Tag HREF Attributes Relevancy | -0.22 | 381 | 40 | 71 % | 83 % |
| 10 | Variations in the Title Tag Relevancy | -0.22 | 4 | 2 | 78 % | 69 % |
| 11 | Variations in H1, H2, and H3 Tags Relevancy | -0.22 | 35 | 7 | 77 % | 83 % |
| 12 | Variations in P Tags Relevancy | -0.22 | 144 | 33 | 77 % | 83 % |
| 13 | Variations in H1 and H2 Tags Relevancy | -0.21 | 13 | 4 | 73 % | 80 % |
| 14 | Variations in Script Tags Relevancy | -0.21 | 193 | 28 | 63 % | 91 % |
| 15 | Variations in Search Result URL Relevancy | -0.2 | 5 | 2 | 59 % | 74 % |
| 16 | Variations in Search Result URL Path Relevancy | -0.2 | 5 | 2 | 59 % | 68 % |
| 17 | Exact Matches in Body Tag Relevancy | -0.2 | 462 | 13 | 33 % | 93 % |
| 18 | Leading Variations in H1-H6 Tags Relevancy | -0.2 | 18 | 2 | 50 % | 80 % |
| 19 | Variations in LI Tags Relevancy | -0.2 | 87 | 19 | 70 % | 83 % |
| 20 | Exact Matches in the HTML Tag Relevancy | -0.2 | 462 | 10 | 34 % | 93 % |
| 21 | Variations in Search Result Document File Name Relevancy | -0.19 | 5 | 2 | 58 % | 63 % |
| 22 | Variations in Absolute URLs Relevancy | -0.19 | 276 | 42 | 65 % | 90 % |
| 23 | Variations in Meta Description Relevancy | -0.19 | 6 | 2 | 58 % | 74 % |
| 24 | Variations in First 100 Words Relevancy | -0.19 | 32 | 7 | 68 % | 72 % |
| 25 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.19 | 14 | 2 | 47 % | 80 % |
| 26 | Variations in H1 Tags Relevancy | -0.19 | 6 | 2 | 64 % | 72 % |
| 27 | Variations in the Canonical URL Relevancy | -0.19 | 5 | 2 | 48 % | 72 % |
| 28 | Variations in ALT Attributes Relevancy | -0.19 | 61 | 9 | 52 % | 82 % |
| 29 | Variations in Sentences Relevancy | -0.18 | 84 | 19 | 74 % | 80 % |
| 30 | Variations in Span Tags Relevancy | -0.18 | 105 | 11 | 58 % | 79 % |
| 31 | Variations in H2 Tags Relevancy | -0.18 | 12 | 3 | 46 % | 82 % |
| 32 | Exact Matches in H1-H6 Tags Relevancy | -0.17 | 15 | 2 | 26 % | 91 % |
| 33 | TF/IDF Relevancy | -0.17 | 1 | 1 | 67 % | 71 % |
| 34 | Variations in Main Tags Relevancy | -0.16 | 223 | 44 | 30 % | 76 % |
| 35 | Exact Matches in Title Tag Relevancy | -0.16 | 2 | 1 | 22 % | 84 % |
| 36 | Variations in Nav Tags Relevancy | -0.16 | 219 | 15 | 43 % | 79 % |
| 37 | Leading Variations in Title Tag Relevancy | -0.16 | 1 | 1 | 34 % | 69 % |
| 38 | Exact Matches in A Tags Relevancy | -0.16 | 54 | 3 | 22 % | 91 % |
| 39 | Variations in the last 100 words Relevancy | -0.16 | 22 | 4 | 55 % | 72 % |
| 40 | Variations in H3 Tags Relevancy | -0.16 | 25 | 3 | 36 % | 80 % |
| 41 | Leading Variations in H1 Tags Relevancy | -0.16 | 3 | 1 | 31 % | 71 % |
| 42 | Variations in Strong Tags Relevancy | -0.15 | 29 | 4 | 35 % | 75 % |
| 43 | Variations making whole A Tags Relevancy | -0.15 | 13 | 1 | 30 % | 75 % |
| 44 | Variations in Footer Tags Relevancy | -0.15 | 31 | 5 | 35 % | 72 % |
| 45 | Variations Making Whole Span Tags Relevancy | -0.15 | 12 | 1 | 19 % | 76 % |
| 46 | Leading Variations in H2 Tags Relevancy | -0.15 | 7 | 1 | 21 % | 76 % |
| 47 | Variations Making Whole LI Tags Relevancy | -0.14 | 6 | 1 | 24 % | 72 % |
| 48 | Exact Matches in H1 Tags Relevancy | -0.14 | 2 | 1 | 18 % | 84 % |
| 49 | Variations in TITLE Attributes Relevancy | -0.14 | 86 | 9 | 41 % | 76 % |
| 50 | Variations in H4-H6 Tags Relevancy | -0.14 | 7 | 2 | 22 % | 74 % |
| 51 | Exact Matches in Sentences Relevancy | -0.14 | 20 | 2 | 18 % | 89 % |
| 52 | Variations in Section Tags Relevancy | -0.13 | 70 | 15 | 35 % | 73 % |
| 53 | Variations in I Tags Relevancy | -0.13 | 21 | 3 | 24 % | 73 % |
| 54 | Variations in Value Attributes Relevancy | -0.13 | 24 | 2 | 14 % | 68 % |
| 55 | Exact Matches in Meta Description Relevancy | -0.13 | 2 | 1 | 15 % | 86 % |
| 56 | Variations in Search Result Summary Relevancy | -0.13 | 7 | 3 | 81 % | 63 % |
| 57 | Leading Variations in H4-H6 Tags Relevancy | -0.13 | 6 | 1 | 11 % | 69 % |
| 58 | Leading Variations in H3 Tags Relevancy | -0.12 | 8 | 1 | 17 % | 77 % |
| 59 | Variations in Article Tags Relevancy | -0.12 | 124 | 18 | 30 % | 72 % |
| 60 | Variations in H4 Tags Relevancy | -0.12 | 6 | 1 | 17 % | 74 % |