M/F Estonia
| Route | - |
| IMO | 7921033 |
| Building year | 1980 |
| Building yard | Jos L Meyer Papenburg, Germany (#590) |
| Owner | ? |
| Operator | Estline |
| Length | 155,43 m |
| Breadth | 24,21 m |
| Draft | 5,55 m |
| GT | 15.567 |
| Machinery | 4 * MAN 8 L 40/45 |
| Speed | 21 kn. |
| Number of passengers | 1.400 |
| Number of beds | 1.190 |
| Number of cars | 400 |
| Lanemetres | ? |
| Port of registry | ? |
| Flag | Cyprus |
| Former names | Wasa King (1990-1992) - Vasabåtarna Silja Star (1990) - Silja Line Viking Sally (1980-1990) - Viking Line |
| Former owners | ? |
| Sister ships | - |
| Notes | Sinking in 1994. |
- M/F Viking Sally
Photo: Meyer Werft (Jörg Luke Sølyst's collection)
- M/F Viking Sally
Photo: Micke Asklander's collection
- M/F Silja Star
Photo: Micke Asklander