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 the Canonical URL Relevancy | -0.33 | 2 | 2 | 60 % | 100 % |
| 2 | Clean Keyword Density in the HTML Tag Relevancy | -0.31 | 5 | 4 | 82 % | 100 % |
| 3 | Number of Unique Variations Used Diversity | -0.31 | 10 | 9 | 88 % | 100 % |
| 4 | Variations in Search Result Document File Name Relevancy | -0.29 | 2 | 2 | 47 % | 100 % |
| 5 | Variations in Host Citations Relevancy | -0.28 | 3 | 3 | 17 % | 50 % |
| 6 | Variations in Search Result URL Relevancy | -0.27 | 2 | 2 | 63 % | 100 % |
| 7 | Variations in Search Result URL Path Relevancy | -0.27 | 2 | 2 | 55 % | 100 % |
| 8 | Variations in Meta Description Relevancy | -0.26 | 2 | 2 | 63 % | 100 % |
| 9 | Variations in Search Result Display URL Relevancy | -0.25 | 2 | 2 | 89 % | 100 % |
| 10 | Variations in Search Result Link Text Relevancy | -0.25 | 2 | 2 | 89 % | 100 % |
| 11 | Variations in Script Tags Relevancy | -0.24 | 60 | 54 | 76 % | 100 % |
| 12 | Exact Matches in the HTML Tag Relevancy | -0.23 | 8 | 5 | 32 % | 100 % |
| 13 | Leading Variations in H1 Tags Relevancy | -0.22 | 1 | 1 | 32 % | 100 % |
| 14 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.22 | 3 | 2 | 54 % | 100 % |
| 15 | Variations in TITLE Attributes Relevancy | -0.22 | 9 | 7 | 46 % | 100 % |
| 16 | Exact Matches in Top 30KB Relevancy | -0.22 | 1 | 1 | 17 % | 100 % |
| 17 | Leading Variations in H1-H6 Tags Relevancy | -0.21 | 3 | 2 | 56 % | 100 % |
| 18 | Variations in H1 and H2 Tags Relevancy | -0.2 | 5 | 4 | 69 % | 100 % |
| 19 | Exact Matches in Title Tag Relevancy | -0.2 | 1 | 1 | 20 % | 100 % |
| 20 | TF/IDF Relevancy | -0.2 | 1 | 1 | 68 % | 100 % |
| 21 | Variations in Absolute URLs Relevancy | -0.19 | 96 | 70 | 75 % | 100 % |
| 22 | Variations in H2 Tags Relevancy | -0.19 | 4 | 4 | 56 % | 100 % |
| 23 | Variations in H3 Tags Relevancy | -0.19 | 3 | 3 | 46 % | 50 % |
| 24 | Variations in H4-H6 Tags Relevancy | -0.19 | 2 | 2 | 36 % | 50 % |
| 25 | Variations in H6 Tags Relevancy | -0.19 | 1 | 1 | 5 % | 50 % |
| 26 | Variations in Pre Tags Relevancy | -0.19 | 1 | 1 | 2 % | 50 % |
| 27 | Variations in Template Tags Relevancy | -0.19 | 1 | 1 | 2 % | 50 % |
| 28 | Variations in H1, H2, and H3 Tags Relevancy | -0.19 | 8 | 6 | 72 % | 100 % |
| 29 | Variations in P Tags Relevancy | -0.19 | 41 | 32 | 80 % | 100 % |
| 30 | Number of Unique LSI Words Used Diversity | -0.18 | 273 | 180 | 87 % | 100 % |
| 31 | Variations in Body Tags Relevancy | -0.18 | 251 | 205 | 87 % | 100 % |
| 32 | Variations in H1-H6 Tags Relevancy | -0.18 | 10 | 8 | 73 % | 100 % |
| 33 | Variations in HTML Tags Relevancy | -0.18 | 251 | 205 | 87 % | 100 % |
| 34 | Variations in Sentences Relevancy | -0.18 | 51 | 38 | 83 % | 100 % |
| 35 | Variation Density in Top 30KB Relevancy | -0.18 | 3 | 2 | 77 % | 100 % |
| 36 | Variations in H4 Tags Relevancy | -0.17 | 2 | 2 | 28 % | 50 % |
| 37 | Variations in the Title Tag Relevancy | -0.17 | 2 | 2 | 79 % | 100 % |
| 38 | Variations in Span Tags Relevancy | -0.17 | 9 | 6 | 70 % | 100 % |
| 39 | Term Frequency Relevancy | -0.17 | 3 | 3 | 87 % | 100 % |
| 40 | Variations in Div Tags Relevancy | -0.17 | 151 | 118 | 82 % | 100 % |
| 41 | Leading Variations in H2 Tags Relevancy | -0.17 | 2 | 2 | 28 % | 100 % |
| 42 | Variations in Distinct A Tag HREF Attributes Relevancy | -0.16 | 32 | 24 | 74 % | 100 % |
| 43 | Leading Variations in H3 Tags Relevancy | -0.16 | 1 | 1 | 31 % | 50 % |
| 44 | Exact Matches in Sentences Relevancy | -0.16 | 4 | 3 | 34 % | 50 % |
| 45 | Variations in A Tag HREF Attributes Relevancy | -0.16 | 78 | 56 | 74 % | 100 % |
| 46 | Variations in B Tags Relevancy | -0.16 | 3 | 2 | 11 % | 100 % |
| 47 | Variations in Nav Tags Relevancy | -0.16 | 70 | 45 | 66 % | 100 % |
| 48 | Variation Count in Top 30KB Relevancy | -0.16 | 19 | 18 | 76 % | 100 % |
| 49 | Variations in First 100 Words Relevancy | -0.15 | 14 | 12 | 85 % | 100 % |
| 50 | Variations in H1 Tags Relevancy | -0.15 | 1 | 1 | 56 % | 100 % |
| 51 | Variations in Form Tags Relevancy | -0.15 | 1 | 1 | 11 % | 100 % |
| 52 | Variations in Strong Tags Relevancy | -0.15 | 3 | 2 | 32 % | 100 % |
| 53 | Variations in Aside Tags Relevancy | -0.15 | 5 | 4 | 14 % | 100 % |
| 54 | Variations in Footer Tags Relevancy | -0.15 | 24 | 16 | 57 % | 100 % |
| 55 | Variations in Search Result Summary Relevancy | -0.14 | 3 | 3 | 91 % | 50 % |
| 56 | Variations in Button Tags Relevancy | -0.14 | 1 | 1 | 11 % | 50 % |
| 57 | Variations in A Tags Relevancy | -0.14 | 21 | 18 | 76 % | 100 % |
| 58 | Variations in Details Tags Relevancy | -0.14 | 11 | 6 | 2 % | 100 % |
| 59 | Variations making whole A Tags Relevancy | -0.13 | 2 | 2 | 34 % | 50 % |
| 60 | Variations making whole H1 Tags Relevancy | -0.13 | 1 | 1 | 11 % | 100 % |