Vessel | Delphic (I) |
| Sister ships | Cufic (II) | Tropic (II) |
| Built by | Harland and Wolff Belfast |
| Total Service | 1897 - 1917 |
| White Star Line Service | 1897 - 1917 |
| Demise | War loss |
| Dimensions (ft imperial) | 476 (length) x 55 (breadth) x 36 (depth) |
| Tonnage | 8,273 |
| Speed | 10 |
| Hull construction | Steel |
| Engine configuration | Triple expansion engine(s) geared to double screws |
| Details | Torpedoed and sunk with the loss of five lives |
Vessel | Alexandra Woermann |
| Sister ships | No sister ships |
| Built by | Raylton and Dixon Middlesborough |
| Total Service | 1898 - 1936 |
| White Star Line Service | 1919 - 1920 |
| Demise | Scrapped |
| Dimensions (ft imperial) | 351 (length) x 44 (breadth) x 23 (depth) |
| Tonnage | 3,908 |
| Speed | 12 |
| Hull construction | Steel |
| Engine configuration | Triple expansion engine(s) geared to double screws |
| Details | Ex Woermann Line vessel |
Vessel | Hunslet |
| Sister ships | No sister ships |
| Built by | Swan Hunter Walker-on-Tyne |
| Total Service | 1898 - 1932 |
| White Star Line Service | 1917 - 1917 |
| Demise | Scrapped |
| Dimensions (ft imperial) | 418 (length) x 54 (breadth) x 20 (depth) |
| Tonnage | 5,341 |
| Speed | 10 |
| Hull construction | Steel |
| Engine configuration | Quadruple engine(s) geared to single screw |
| Details | Captured by allies in 1914 and served as Admiralty ship |
Vessel | Poland |
| Sister ships | No sister ships |
| Built by | Furness, Withy & Co. West Hartlepool |
| Total Service | 1898 - 1925 |
| White Star Line Service | 1922 - 1925 |
| Demise | Scrapped |
| Dimensions (ft imperial) | 475 (length) x 52 (breadth) x 31 (depth) |
| Tonnage | 8,282 |
| Speed | 13 |
| Hull construction | Steel |
| Engine configuration | Triple expansion engine(s) geared to single screw |
| Details | Ex Furness-Leyland Line's S.S. Victoria |
Vessel | Cymric |
| Sister ships | No sister ships |
| Built by | Harland and Wolff Belfast |
| Total Service | 1898 - 1916 |
| White Star Line Service | 1898 - 1916 |
| Demise | War loss |
| Dimensions (ft imperial) | 586 (length) x 64 (breadth) x 38 (depth) |
| Tonnage | 13,096 |
| Speed | 15 |
| Hull construction | Steel |
| Engine configuration | Quadruple engine(s) geared to double screws |
| Details | Torpedoed, and foundered the following day with the loss of five lives |
Vessel | Romanic |
| Sister ships | No sister ships |
| Built by | Harland and Wolff Belfast |
| Total Service | 1898 - 1923 |
| White Star Line Service | 1903 - 1912 |
| Demise | Scrapped |
| Dimensions (ft imperial) | 550 (length) x 59 (breadth) x 36 (depth) |
| Tonnage | 11,394 |
| Speed | 16 |
| Hull construction | Steel |
| Engine configuration | Triple expansion engine(s) geared to double screws |
| Details | Ex Dominion Line's S.S. New England |
Vessel | Frankfurt |
| Sister ships | No sister ships |
| Built by | J.C. Teclenborg Geestemunde |
| Total Service | 1899 - 1931 |
| White Star Line Service | 1919 - 1922 |
| Demise | Scrapped |
| Dimensions (ft imperial) | 429 (length) x 54 (breadth) x 39 (depth) |
| Tonnage | 7,431 |
| Speed | 12 |
| Hull construction | Steel |
| Engine configuration | Triple expansion engine(s) geared to double screws |
| Details | Ex North German Lloyd vessel. Ceded to Britain as war reparations |
Vessel | Afric |
| Sister ships | Medic | Persic | Runic (II) | Suevic |
| Built by | Harland and Wolff Belfast |
| Total Service | 1899 - 1917 |
| White Star Line Service | 1899 - 1917 |
| Demise | War loss |
| Dimensions (ft imperial) | 550 (length) x 63 (breadth) x 39 (depth) |
| Tonnage | 11,948 |
| Speed | 13 |
| Hull construction | Steel |
| Engine configuration | Quadruple engine(s) geared to double screws |
| Details | Torpedoed and sunk with the loss of 22 lives |
Vessel | Medic |
| Sister ships | Afric | Persic | Runic (II) | Suevic |
| Built by | Harland and Wolff Belfast |
| Total Service | 1899 - 1942 |
| White Star Line Service | 1899 - 1928 |
| Demise | War loss |
| Dimensions (ft imperial) | 550 (length) x 63 (breadth) x 39 (depth) |
| Tonnage | 11,945 |
| Speed | 13 |
| Hull construction | Steel |
| Engine configuration | Quadruple engine(s) geared to double screws |
| Details | Torpedoed and sunk during British Governemt service |
Vessel | Persic |
| Sister ships | Afric | Medic | Runic (II) | Suevic |
| Built by | Harland and Wolff Belfast |
| Total Service | 1899 - 1927 |
| White Star Line Service | 1899 - 1927 |
| Demise | Scrapped |
| Dimensions (ft imperial) | 550 (length) x 63 (breadth) x 39 (depth) |
| Tonnage | 11,973 |
| Speed | 13 |
| Hull construction | Steel |
| Engine configuration | Quadruple engine(s) geared to double screws |
| Details | Torpedoed in September 1918 - but survived |