| As Designed | | | | | | 108' 0" | 89' 8" | 30' 0" | 9' 8" | 429 24⁄94 |
|
| Sphinx (20)
| 15.4.1773 | Portsmouth Dockyard - Portsmouth
| 25.10.1775 | 10.9.1779 | Captured | 108' 0" | 89' 7 ⅜" | 30' 1" | 9' 8" | 431 37⁄94 |
| Perseus (20)
| 30.10.1775 | Cuckolds Point - Rotherhithe
| 20.3.1776 | 9.1805 | Broken Up | 108' 0" | 89' 6 ½" | 30' 1 ⅜" | 9' 8" | 431 88⁄94 |
| Galatea (20)
| 1.12.1773 | Deptford Dockyard - Deptford
| 21.3.1776 | 4.1783 | Broken Up | 108' 0" | 89' 8" | 30' 0" | 9' 8" | 429 24⁄94 |
| Daphne (20)
| 1.12.1773 | Woolwich Dockyard - Woolwich
| 21.3.1776 | 23.12.1794 | Captured | 108' 0" | 89' 8" | 30' 0" | 9' 8" | 429 24⁄94 |
| Unicorn (20)
| 30.10.1775 | Cuckolds Point - Rotherhithe
| 23.3.1776 | 4.9.1780 | Captured | 108' 0" | 89' 4" | 30' 2 ½" | 9' 10" | 433 58⁄94 |
| Camilla (20)
| 1.12.1773 | Chatham Dockyard - Chatham
| 20.4.1776 | 13.4.1831 | Sold | 108' 1 ¼" | 89' 10 ⅜" | 30' 1" | 9' 8" | 432 56⁄94 |
| Ariadne (20)
| 10.4.1775 | Chatham Dockyard - Chatham
| 27.12.1776 | 7.8.1814 | Sold | 108' 0" | 89' 8" | 30' 1" | 9' 8" | 431 60⁄94 |
| Vestal (20)
| 1.8.1775 | Plymouth Dockyard - Plymouth
| 23.5.1777 | 31.10.1777 | Foundered | 108' 0" | 89' 8" | 30' 1" | 9' 8" | 431 60⁄94 |
| Ariel (20)
| 3.7.1776 | Blackwall Yard - Blackwall
| 7.7.1777 | 10.9.1779 | Captured | 108' 0" | 89' 5" | 30' 3" | 9' 7 ½" | 435 23⁄94 |
| Narcissus (20)
| 8.1.1777 | Plymouth Dockyard - Plymouth
| 9.5.1781 | 3.10.1796 | Wrecked | 108' 0" | 89' 8" | 30' 0 ¼" | 9' 8 ½" | 429 80⁄94 |