Table 1 Comparison of Scopus vs Web of Science
| Â | Web of Science (SCI) | Scopus |
|---|---|---|
Coverage | 1992-date | 1966-date (abstracts) |
| Â | 1900-date | 1996-date (cited references) |
# of Journals Indexed | 8700 | 14,000 |
# of Citations | 36.1 million | 27 million |
Update Schedule | Weekly | Updated daily |
Subjects covered | Life sciences, clinical medicine, animal & plant biology, biotechnology, agriculture, environmental sciences, physics, chemistry, earth sciences, mathematics, engineering, technology, computer science | 5900 titles in life and health sciences; chemistry, physics, math, engineering, social sciences, psychology, economics, biological, agricultural, environmental, general sciences |
Geographic coverage | 80 countries | 60% of titles are from countries other than USA |
Indexing | Author defined keywords and KeyWordsPlus | EMTREE, MESH and others |