| Aspect | Fortune 100 | Fortune 500 |
|---|
| Number of Companies | Top 100 largest U.S. companies by revenue | Top 500 largest U.S. companies by revenue |
| Criteria | Revenue, profitability, industry influence | Revenue, overall size, industry impact |
| Work Environment | Corporate headquarters, diverse industries | Large corporate offices, extensive resources |
| Usage | Recognition, benchmarking, job searches | Broader industry comparison, career planning |
The main difference between Fortune 100 and Fortune 500 lies in the number of companies listed and their size. Fortune 100 includes the top 100 largest U.S. companies by revenue, while Fortune 500 encompasses the top 500. Both lists feature major corporations with similar work environments and industry influence, but the Fortune 500 provides a broader overview of the largest companies nationwide.