M/F Spirit of Tasmania I
| Route | Melbourne – Devonport |
| IMO | 9158446 |
| Building year | 1998 |
| Building yard | Kvaerner Masa-Yards, Finland (#1341) |
| Owner | TT Line Co. Pty. Ltd. |
| Operator | TT-Line (Spirit of Tasmania) |
| Length | 194,33 m |
| Breadth | 25,0 m |
| Draft | 6,55 m |
| GT | 29.067 / 29.338 |
| Machinery | 4 * Wärtsilä NSD16ZA4OS |
| Speed | 30,4 kn. |
| Number of passengers | 1.400 |
| Number of beds | 750 |
| Number of cars | 1.000 |
| Lanemetres | 1.800 |
| Port of registry | Devonport |
| Flag | Australia |
| Former names | Superfast IV (1998-2002) - Superfast Ferries |
| Former owners | Magna Marine (1998-2002) |
| Sister ships | Spirit of Tasmania II, |
| Notes | - |
- M/F Superfast IV
Photo: Fleet File Rotterdam
- M/F Superfast IV
Photo: Daniele Miglio
- M/F Spirit of Tasmania I
Drawing: TT-Line Company
- M/F Spirit of Tasmania I
Photo: Mitchell Bruce (Devonport 7/11-2004)
- M/F Spirit of Tasmania I
Photo: Mitchell Bruce (Devonport 7/11-2004)
- M/F Spirit of Tasmania I
Photo: Mitchell Bruce (Devonport 17/3-2005)
- M/F Spirit of Tasmania I
Photo: Mitchell Bruce (Devonport 10/9-2005)
- M/F Spirit of Tasmania I
Photo: Mitchell Bruce (Devonport 10/9-2005)
- M/F Spirit of Tasmania I
Photo: Glenn Towler (Devonport 28/8-2006)
- M/F Spirit of Tasmania I
Photo: Glenn Towler (Devonport 4/3-2007)
- M/F Spirit of Tasmania I
Photo: Glenn Towler (Devonport 4/3-2007)
- M/F Spirit of Tasmania I
Photo: Glenn Towler (Devonport 4/3-2007)