Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Has Copyright Trust | -0.55 | 1 | 1 | 60 % | 50 % |
| 2 | Has Contact Page Trust | -0.52 | 1 | 1 | 57 % | 50 % |
| 3 | Number of JavaScript Includes Technology | -0.5 | 19 | 18 | 61 % | 50 % |
| 4 | Number of Factors Used Diversity | -0.5 | 136 | 135 | 100 % | 50 % |
| 5 | Has FavIcon Technology | -0.47 | 1 | 1 | 60 % | 50 % |
| 6 | Headings Has Question Other | -0.38 | 1 | 1 | 34 % | 50 % |
| 7 | Flesch Kincaid Reading Grade Level Other | -0.38 | 3 | 0 | 70 % | 100 % |
| 8 | Load Time Milliseconds Performance | -0.36 | 1954 | 1307 | 51 % | 100 % |
| 9 | Has US Phone Number Trust | -0.35 | 1 | 1 | 17 % | 50 % |
| 10 | Number of US Phone Numbers Trust | -0.35 | 11 | 11 | 17 % | 50 % |
| 11 | Number of Top 50 Shared Factors Used Diversity | -0.35 | 13 | 10 | 58 % | 100 % |
| 12 | Search Result Number of Dirs in Path Other | -0.34 | 2 | 2 | 48 % | 100 % |
| 13 | Number of Top 100 Shared Factors Used Diversity | -0.32 | 34 | 26 | 73 % | 100 % |
| 14 | Has Domain Phrase In Title Trust | -0.31 | 1 | 1 | 6 % | 50 % |
| 15 | Search Result Uses HTTPS Other | -0.31 | 1 | 1 | 51 % | 100 % |
| 16 | Number of Top 200 Shared Factors Used Diversity | -0.3 | 45 | 36 | 73 % | 100 % |
| 17 | Number of CSS Includes Technology | -0.3 | 14 | 14 | 46 % | 100 % |
| 18 | Search Result Has Unmodified Page Title Other | -0.29 | 1 | 1 | 36 % | 50 % |
| 19 | Has Google Verify Technology | -0.28 | 1 | 1 | 12 % | 100 % |
| 20 | Number of Email Addresses Trust | -0.28 | 3 | 2 | 30 % | 100 % |
| 21 | Has Apple Touch Icon Technology | -0.27 | 1 | 1 | 23 % | 50 % |
| 22 | Number of Includes Technology | -0.27 | 32 | 27 | 50 % | 100 % |
| 23 | Search Result Summary Has Ellipsis Other | -0.24 | 1 | 1 | 25 % | 50 % |
| 24 | Is Shopify Website Technology | -0.24 | 1 | 0 | 12 % | 100 % |
| 25 | Has Form Technology | -0.23 | 1 | 1 | 42 % | 100 % |
| 26 | Has Email Trust | -0.23 | 1 | 1 | 30 % | 100 % |
| 27 | Has DocType Tag Technology | -0.22 | 1 | 1 | 43 % | 100 % |
| 28 | Search Result Domain is .com Other | -0.21 | 1 | 1 | 6 % | 100 % |
| 29 | Search Result Domain is .com, .net, or .org Other | -0.21 | 1 | 1 | 6 % | 100 % |
| 30 | Has HREF Lang Technology | -0.18 | 1 | 1 | 3 % | 50 % |
| 31 | Has Google Analytics Technology | -0.16 | 1 | 1 | 2 % | 50 % |
| 32 | Title Has Sentiment Words Other | -0.15 | 1 | 1 | 3 % | 50 % |
| 33 | Meta Description Tag Has Question Other | -0.13 | 1 | 1 | 3 % | 50 % |
| 34 | Search Result Has Rewritten Page Title Other | -0.11 | 1 | 1 | 29 % | 50 % |
| 35 | Title Has Sales Words Other | -0.11 | 1 | 1 | 10 % | 50 % |
| 36 | Search Result Has File Extension Other | -0.1 | 1 | 0 | 2 % | 100 % |
| 37 | Title Tag Has Question Other | -0.1 | 1 | 1 | 1 % | 50 % |
| 38 | Number Of Claimed Brands Other | -0.1 | 2 | 2 | 17 % | 100 % |
| 39 | Search Result Has Params Other | -0.09 | 1 | 1 | 3 % | 100 % |
| 40 | Search Result Domain Has Hyphen Other | -0.09 | 1 | 0 | 4 % | 100 % |
| 41 | Has Trademarks Trust | -0.07 | 1 | 0 | 1 % | 100 % |
| 42 | Number of Trademarks Trust | -0.07 | 1 | 0 | 1 % | 100 % |
| 43 | Title Has Free Other | -0.07 | 1 | 1 | 7 % | 50 % |
| 44 | Has Ads Other | -0.07 | 1 | 0 | 1 % | 100 % |
| 45 | Has Amazon Ads Other | -0.07 | 1 | 0 | 1 % | 100 % |
| 46 | Has Video Technology | -0.07 | 1 | 0 | 1 % | 100 % |
| 47 | Number of Ads Technology | -0.07 | 1 | 0 | 1 % | 100 % |
| 48 | Number of Amazon Ads Technology | -0.07 | 1 | 0 | 1 % | 100 % |
| 49 | Number of Videos Technology | -0.07 | 1 | 0 | 1 % | 100 % |
| 50 | Has YouTube Embed Technology | -0.05 | 1 | 0 | 1 % | 100 % |
| 51 | Title Has Best Other | -0.05 | 1 | 0 | 1 % | 100 % |
| 52 | Has Vimeo Embed Technology | -0.04 | 1 | 0 | 1 % | 100 % |
| 53 | Ahrefs Has Images Other | 0 | 0 | 0 | 0 % | 100 % |
| 54 | Ahrefs Images Relevancy | 0 | 0 | 0 | 0 % | 100 % |
| 55 | Search Result Domain Has Numbers Other | 0 | 0 | 0 | 0 % | 100 % |
| 56 | Search Result Has Exact Match Domain Other | 0 | 0 | 0 | 0 % | 50 % |
| 57 | Search Result Has Price Other | 0 | 0 | 0 | 0 % | 100 % |
| 58 | Search Result Has Rating Other | 0 | 0 | 0 | 0 % | 100 % |
| 59 | Search Result Has Schema Other | 0 | 0 | 0 | 0 % | 100 % |
| 60 | Search Result Has Subdomain Other | 0 | 0 | 0 | 0 % | 100 % |