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 | 1184 | 217 | 90 % | 92 % |
| 2 | Term Frequency Relevancy | -0.23 | 8 | 6 | 91 % | 89 % |
| 3 | Variations in Div Tags Relevancy | -0.23 | 617 | 122 | 85 % | 90 % |
| 4 | Variations in A Tags Relevancy | -0.22 | 129 | 28 | 79 % | 91 % |
| 5 | Variations in A Tag HREF Attributes Relevancy | -0.22 | 381 | 51 | 76 % | 89 % |
| 6 | Variations in H1-H6 Tags Relevancy | -0.21 | 25 | 8 | 79 % | 84 % |
| 7 | Variations in LI Tags Relevancy | -0.21 | 99 | 22 | 77 % | 91 % |
| 8 | Variations in Search Result Display URL Relevancy | -0.21 | 5 | 2 | 88 % | 72 % |
| 9 | Variations in Search Result Link Text Relevancy | -0.21 | 5 | 2 | 88 % | 72 % |
| 10 | Variations in H1, H2, and H3 Tags Relevancy | -0.21 | 19 | 7 | 78 % | 85 % |
| 11 | Variations in Sentences Relevancy | -0.2 | 207 | 28 | 81 % | 89 % |
| 12 | Variations in P Tags Relevancy | -0.2 | 174 | 34 | 77 % | 90 % |
| 13 | Variations in Absolute URLs Relevancy | -0.2 | 451 | 65 | 78 % | 88 % |
| 14 | Exact Matches in the HTML Tag Relevancy | -0.2 | 207 | 11 | 44 % | 84 % |
| 15 | Variations in H1 and H2 Tags Relevancy | -0.2 | 13 | 4 | 76 % | 84 % |
| 16 | Variations in Search Result URL Relevancy | -0.2 | 5 | 2 | 71 % | 74 % |
| 17 | Variations in Search Result URL Path Relevancy | -0.19 | 5 | 2 | 68 % | 70 % |
| 18 | Variations in Body Tags Relevancy | -0.19 | 1103 | 145 | 77 % | 86 % |
| 19 | Variations in the Title Tag Relevancy | -0.19 | 7 | 2 | 82 % | 75 % |
| 20 | Variations in ALT Attributes Relevancy | -0.18 | 42 | 8 | 54 % | 84 % |
| 21 | Variations in Meta Description Relevancy | -0.18 | 6 | 2 | 62 % | 83 % |
| 22 | Leading Variations in H1-H6 Tags Relevancy | -0.18 | 9 | 2 | 54 % | 82 % |
| 23 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.18 | 8 | 2 | 51 % | 81 % |
| 24 | Variations in the Canonical URL Relevancy | -0.18 | 5 | 2 | 55 % | 75 % |
| 25 | Variations in H2 Tags Relevancy | -0.18 | 12 | 3 | 49 % | 88 % |
| 26 | Variations in Span Tags Relevancy | -0.18 | 46 | 10 | 59 % | 89 % |
| 27 | Variations in Search Result Document File Name Relevancy | -0.18 | 5 | 2 | 66 % | 66 % |
| 28 | Variations in First 100 Words Relevancy | -0.17 | 32 | 8 | 74 % | 78 % |
| 29 | Exact Matches in Body Tag Relevancy | -0.17 | 162 | 12 | 38 % | 80 % |
| 30 | Variations in Nav Tags Relevancy | -0.17 | 180 | 18 | 45 % | 85 % |
| 31 | Variations in Script Tags Relevancy | -0.17 | 682 | 28 | 65 % | 85 % |
| 32 | Exact Matches in Title Tag Relevancy | -0.17 | 2 | 1 | 30 % | 70 % |
| 33 | Leading Variations in Title Tag Relevancy | -0.17 | 1 | 1 | 42 % | 74 % |
| 34 | Exact Matches in H1-H6 Tags Relevancy | -0.17 | 11 | 2 | 32 % | 75 % |
| 35 | TF/IDF Relevancy | -0.16 | 1 | 1 | 75 % | 72 % |
| 36 | Variations in H1 Tags Relevancy | -0.16 | 3 | 2 | 67 % | 75 % |
| 37 | Variations in H3 Tags Relevancy | -0.16 | 10 | 3 | 37 % | 88 % |
| 38 | Leading Variations in H1 Tags Relevancy | -0.15 | 2 | 1 | 35 % | 76 % |
| 39 | Variations in the last 100 words Relevancy | -0.15 | 21 | 5 | 62 % | 75 % |
| 40 | Exact Matches in A Tags Relevancy | -0.15 | 50 | 3 | 26 % | 75 % |
| 41 | Variations in TITLE Attributes Relevancy | -0.15 | 84 | 8 | 49 % | 80 % |
| 42 | Leading Variations in H2 Tags Relevancy | -0.15 | 5 | 1 | 24 % | 80 % |
| 43 | Variations in Main Tags Relevancy | -0.15 | 226 | 39 | 25 % | 78 % |
| 44 | Exact Matches in Sentences Relevancy | -0.15 | 33 | 3 | 28 % | 78 % |
| 45 | Variations Making Whole Span Tags Relevancy | -0.15 | 8 | 1 | 22 % | 80 % |
| 46 | Exact Matches in H1 Tags Relevancy | -0.15 | 2 | 1 | 24 % | 68 % |
| 47 | Variations in Section Tags Relevancy | -0.14 | 83 | 16 | 35 % | 81 % |
| 48 | Variations making whole A Tags Relevancy | -0.14 | 8 | 2 | 39 % | 78 % |
| 49 | Variations in Strong Tags Relevancy | -0.14 | 18 | 3 | 34 % | 80 % |
| 50 | Variations in Footer Tags Relevancy | -0.14 | 57 | 7 | 35 % | 81 % |
| 51 | Variations making whole H1-H6 Tags Relevancy | -0.14 | 2 | 1 | 20 % | 70 % |
| 52 | Variations in I Tags Relevancy | -0.14 | 19 | 3 | 22 % | 80 % |
| 53 | Variations Making Whole LI Tags Relevancy | -0.14 | 6 | 1 | 28 % | 79 % |
| 54 | Variations in Class Attributes Relevancy | -0.14 | 171 | 8 | 33 % | 73 % |
| 55 | Exact Matches in Meta Description Relevancy | -0.14 | 2 | 1 | 18 % | 71 % |
| 56 | Variations in H4-H6 Tags Relevancy | -0.14 | 11 | 2 | 24 % | 77 % |
| 57 | Leading Variations in H3 Tags Relevancy | -0.13 | 6 | 1 | 18 % | 79 % |
| 58 | Variations in Article Tags Relevancy | -0.13 | 196 | 23 | 32 % | 72 % |
| 59 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.13 | 2 | 1 | 18 % | 70 % |
| 60 | Variations in ID Attributes Relevancy | -0.13 | 8 | 2 | 15 % | 79 % |