M/F Stelio Montomoli
| Route | Piombino - Portoferraio |
| IMO | 8706739 |
| Building year | 1991 |
| Building yard | Fincantieri, Italy (#5868) |
| Owner | Toremar |
| Operator | Toremar (Toscana Regionale Marittima) |
| Length | 91,01 m |
| Breadth | 16,01 m |
| Draft | 4,0 m |
| GT | 2.781 |
| Machinery | 2 * Fiat |
| Speed | 18 kn. |
| Number of passengers | 697 |
| Number of beds | ? |
| Number of cars | 120 / 96 |
| Lanemetres | 160 |
| Port of registry | Portoferraio |
| Flag | Italy |
| Former names | Aethalia (1991-2016) - Toremar (Toscana Regionale Marittima) |
| Former owners | - |
| Sister ships | - |
| Notes | - |
- M/F Aethalia
Photo: Jacques Legangneux (Piombino August 2002)
- M/F Aethalia
Photo: www.bellezzedellatoscana.it (22/8-2010)
- M/F Aethalia
Photo: www.bellezzedellatoscana.it (22/8-2010)
- M/F Aethalia
Photo: Alain Lepigeon (Portoferraio 12/6-2012)
- M/F Aethalia
Photo: Paw Ragner (Portoferraio 25/6-2011)
- M/F Aethalia
Photo: Paw Ragner (Portoferraio 25/6-2011)
- M/F Aethalia
Photo: www.bellezzedellatoscana.it (Piombino, December 2012)
- M/F Aethalia
Photo: www.bellezzedellatoscana.it (Piombino, December 2012)
- M/F Aethalia
Photo: www.bellezzedellatoscana.it (Piombino, December 2012)
- M/F Aethalia
Photo: www.bellezzedellatoscana.it (Piombino, April 2013)
- M/F Stelio Montomoli
Photo: Dirk Scheuenpflug (Portoferraio, 1/11-2021)