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 Factors Used Diversity | -0.3 | 188 | 114 | 96 % | 87 % |
| 2 | Search Result Number of Site Links Other | -0.22 | 1 | 1 | 2 % | 19 % |
| 3 | Ahrefs Images Relevancy | -0.18 | 52 | 20 | 65 % | 13 % |
| 4 | Flesch Kincaid Reading Grade Level Other | -0.17 | 66 | 15 | 89 % | 60 % |
| 5 | Search Result Uses HTTPS Other | -0.17 | 1 | 1 | 85 % | 74 % |
| 6 | Title Has Best Other | -0.15 | 1 | 1 | 19 % | 54 % |
| 7 | Title Has Sentiment Words Other | -0.15 | 1 | 1 | 22 % | 63 % |
| 8 | Load Time Milliseconds Performance | -0.15 | 40545 | 3587 | 95 % | 69 % |
| 9 | Title Has Sales Words Other | -0.15 | 1 | 1 | 20 % | 61 % |
| 10 | Title Has Year Other | -0.15 | 1 | 1 | 14 % | 61 % |
| 11 | Search Result Link Text Has Year Other | -0.14 | 1 | 1 | 14 % | 50 % |
| 12 | Has Email Trust | -0.13 | 1 | 1 | 33 % | 56 % |
| 13 | Number of Email Addresses Trust | -0.13 | 31 | 3 | 35 % | 69 % |
| 14 | Has FavIcon Technology | -0.13 | 1 | 1 | 73 % | 66 % |
| 15 | Number of Includes Technology | -0.13 | 56 | 22 | 89 % | 57 % |
| 16 | Number of JavaScript Includes Technology | -0.13 | 35 | 15 | 88 % | 58 % |
| 17 | Has Contact Page Trust | -0.13 | 1 | 1 | 65 % | 53 % |
| 18 | Number of CSS Includes Technology | -0.13 | 21 | 8 | 85 % | 54 % |
| 19 | Number of US Phone Numbers Trust | -0.13 | 64 | 7 | 41 % | 69 % |
| 20 | Number of Amazon Ads Technology | -0.13 | 10 | 2 | 13 % | 51 % |
| 21 | Has Ads Other | -0.13 | 1 | 1 | 13 % | 47 % |
| 22 | Number of Ads Technology | -0.13 | 10 | 1 | 13 % | 52 % |
| 23 | Search Result Has Schema Other | -0.13 | 1 | 1 | 5 % | 47 % |
| 24 | Search Result Number of Dirs in Path Other | -0.13 | 4 | 2 | 82 % | 54 % |
| 25 | Has Amazon Ads Other | -0.13 | 1 | 1 | 14 % | 46 % |
| 26 | Search Result Has Rating Other | -0.12 | 1 | 1 | 5 % | 43 % |
| 27 | Has Copyright Trust | -0.12 | 1 | 1 | 79 % | 62 % |
| 28 | Has Apple Touch Icon Technology | -0.12 | 1 | 1 | 41 % | 65 % |
| 29 | Number of Videos Technology | -0.12 | 6 | 1 | 12 % | 67 % |
| 30 | Search Result Has Rewritten Page Title Other | -0.12 | 1 | 1 | 61 % | 30 % |
| 31 | Has DocType Tag Technology | -0.12 | 1 | 1 | 87 % | 56 % |
| 32 | Has Form Technology | -0.12 | 1 | 1 | 70 % | 62 % |
| 33 | Search Result Has Unmodified Page Title Other | -0.12 | 1 | 1 | 51 % | 29 % |
| 34 | Has HREF Lang Technology | -0.11 | 1 | 1 | 10 % | 59 % |
| 35 | Number of Affiliate Links - Amazon Technology | -0.11 | 12 | 2 | 7 % | 24 % |
| 36 | Has US Phone Number Trust | -0.11 | 1 | 1 | 39 % | 51 % |
| 37 | Title Has Question Words Other | -0.11 | 1 | 1 | 11 % | 43 % |
| 38 | Has YouTube Embed Technology | -0.11 | 1 | 1 | 11 % | 60 % |
| 39 | Has Video Technology | -0.11 | 1 | 1 | 12 % | 60 % |
| 40 | Has Affiliate Links Other | -0.11 | 1 | 1 | 6 % | 27 % |
| 41 | Has Affiliate Links - Amazon Other | -0.11 | 1 | 1 | 7 % | 22 % |
| 42 | Title Has Top Other | -0.11 | 1 | 1 | 5 % | 35 % |
| 43 | Search Result Summary Has Year Other | -0.11 | 1 | 1 | 26 % | 42 % |
| 44 | Title Has Free Other | -0.11 | 1 | 1 | 4 % | 27 % |
| 45 | Has Google Verify Technology | -0.11 | 1 | 1 | 20 % | 55 % |
| 46 | Has XMLRPC Technology | -0.1 | 1 | 1 | 32 % | 47 % |
| 47 | Has Google Analytics Technology | -0.1 | 1 | 1 | 34 % | 56 % |
| 48 | Number of Trademarks Trust | -0.1 | 10 | 1 | 7 % | 55 % |
| 49 | Search Result Link Text Has Ellipsis Other | -0.1 | 1 | 1 | 34 % | 47 % |
| 50 | Has Comments Technology | -0.1 | 1 | 1 | 13 % | 46 % |
| 51 | Search Result Not .com .net or .org Other | -0.1 | 1 | 1 | 90 % | 47 % |
| 52 | Has Comment CTA Technology | -0.1 | 1 | 1 | 12 % | 43 % |
| 53 | Has Trademarks Trust | -0.1 | 1 | 1 | 7 % | 48 % |
| 54 | Search Result Has Params Other | -0.1 | 1 | 1 | 4 % | 35 % |
| 55 | Has Vimeo Embed Technology | -0.1 | 1 | 1 | 2 % | 25 % |
| 56 | Has Wordpress Generator Tag Technology | -0.09 | 1 | 1 | 25 % | 45 % |
| 57 | Title Has Find Other | -0.09 | 1 | 1 | 2 % | 19 % |
| 58 | Has Pingbacks Technology | -0.09 | 1 | 1 | 22 % | 46 % |
| 59 | Is or has AMP Technology | -0.09 | 1 | 1 | 8 % | 49 % |
| 60 | Has AMP Link Tag Technology | -0.09 | 1 | 1 | 8 % | 48 % |