| No. | Rankings index | Established dates | No. of countries | No. of universities | Methods | Indicator systems |
| 1 | ARWU | 2003 | 46 | 1,200 | WSM | Quality of Education, Quality of Faculty, Research Output, Per Capita Performance |
| 2 | CWTS Leiden | 2007 | 54 | 903 | Counting Method | Impact Indicators, Collaboration. |
| 3 | PRSPWUN | 2012 | 68 | 800 | Weighted Bibliometric | Research Productivity, Impact, and Excellence. |
| 4 | QS | 1990 | Arab Region, Emerging Europe, Central Asia and 5 Brics Countries | 916 | Peer Review Data | Engineering, Biomedicine, Natural Sciences, Social Sciences and Humanities |
| 5 | THE | 2009 | 133 | 980 | Standardize Total Scores | Teaching, Research, Citations, International Outlook, Industry Income. |
| 6 | U-MULTI RANK | 2011 | 99 | 1,500 | Classification by Weighted Scores | “Very good” Through to “Weak”, In the categories of General, Teaching & Learning, Research, International Orientation, Regional Engagement, Knowledge Transfer. |
| 7 | URAP | 2010 | 108 | 2,500 | Bibliometric Total Scores | No. of Articles, Citation, Documents, Article Impact Total, Citation Impact Total, and International Collaboration. |
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