M/F GNV Allegra
| Route | Genoa - Olbia |
| IMO | 8506311 |
| Building year | 1987 |
| Building yard | Wartsila Turku Shipyard, Finland (#1292) |
| Owner | Malcovia Shipping Co. Ltd. |
| Operator | Grandi Navi Veloci |
| Length | 166,26 m |
| Breadth | 28,4 m |
| Draft | 6,5 m |
| GT | 31.914 |
| Machinery | 2 * Sulzer-Wärtsilä 12 ZAV 40 + 2 * Sulzer-Wärtsilä 6 ZAL 40 |
| Speed | 23,5 kn. |
| Number of passengers | 1.458 |
| Number of beds | 1.458 / 1.376 |
| Number of cars | 750 / 580 |
| Lanemetres | 1.160 |
| Port of registry | Limassol |
| Flag | Cyprus |
| Former names | GNV Allegra (2020-2021) - Italian government GNV Allegra (2019-2020) - Grandi Navi Veloci Oscar Wilde (2007-2019) - Irish Ferries Kronprins Harald (1991-2007) - Color Line Kronprins Harald (1987-1991) - Jahre Line |
| Former owners | Zatarga Ltd. (2012-2019)
Irish Continental Group Plc. (2007-2012) Color Line AS (1991-2007) I/S Jahre Line (1987-1991) |
| Sister ships | - |
| Notes | Interior - Oscar Wilde |
- M/F Kronprins Harald
Photo: Kvaerner Masa-Yards
- M/F Kronprins Harald
Photo: Jörg Luke Sølyst
- M/F Kronprins Harald
Photo: Color Line
- M/F Kronprins Harald
Photo: Postcard from Carsten Lüdtke's collection
- M/F Kronprins Harald
Photo: Carsten Lüdtke (Kiel 12/12-2004)
- M/F Kronprins Harald
Photo: Carsten Lüdtke (Kiel 12/12-2004)
- M/F Kronprins Harald
Photo: Marc Peper (Kieler Bight 2/3-2007)
- M/F Kronprins Harald
Photo: Marc Peper (June 2007)
- M/F Kronprins Harald
Photo: Marc Peper (June 2007)
- M/F Oscar Wilde
Photo: Michael Koefoed-Hansen (Fredericia 6/10-2007)
- M/F Oscar Wilde
Photo: Mathieu Burnel (Cherbourg 1/12-2007)
- M/F Oscar Wilde
Photo: Mathieu Burnel (Cherbourg 1/12-2007)
- M/F Oscar Wilde
Photo: John Byrne (Cherbourg 1/12-2007)
- M/F Oscar Wilde
Photo: John Byrne (Cherbourg 1/12-2007)
- M/F Oscar Wilde
Photo: John Byrne (Cherbourg 1/12-2007)
- M/F Oscar Wilde
Photo: Mathieu Burnel (Cherbourg 18/2-2008)
- M/F Oscar Wilde (First arrival in Roscoff)
Photo: Jean-Paul Guerch (Roscoff 17/5-2008)
- M/F Oscar Wilde
Photo: Mathieu Burnel (Cherbourg 30/6-2008)
- M/F Oscar Wilde
Photo: John Byrne (Roscoff 26/9-2008)
- M/F Oscar Wilde
Photo: Steve Gill (Roscoff 14/8-2009)
- M/F Oscar Wilde
Photo: Mathieu Burnel (Cherbourg 13/9-2009)
- M/F Oscar Wilde
Photo: Tony Atkinson (Falmouth 25/1-2010)
- M/F Oscar Wilde
Photo: Tony Atkinson (Falmouth 8/2-2010)
- M/F Oscar Wilde
Photo: Piet Sinke (Cherbourg 13/7-2011)
- M/F Oscar Wilde
Photo: Aubrey Dale (Belfast 1/3-2016)