The Sailfish 18 is a 18.5ft fractional sloop designed by Leonardo da Costa Sayago and built in fiberglass between 1970 and 1985.
1200 units have been built.
The Sailfish 18 is a light sailboat which is a very high performer. It is stable / stiff and has a low righting capability if capsized. It is best suited as a day-boat.
Main features
| Model | Sailfish 18 | ||
| Length | 18.50 ft | ||
| Beam | 7.17 ft | ||
| Draft | 1 ft | ||
| Country | ?? | ||
| Estimated price | $ 0 | ?? | 
Ratios
| Sail area / displ. | 27.89 | ||
| Ballast / displ. | 25 % | ||
| Displ. / length | 132.28 | ||
| Comfort ratio | 6.98 | ||
| Capsize | 2.87 | 
Hull
| Hull type | Monohull lifting keel | ||
| Construction | Fiberglass | ||
| Waterline length | 15 ft | ||
| Maximum draft | 3 ft | ||
| Displacement | 1000 lbs | ||
| Ballast | 250 lbs | ||
| Hull speed | 5.19 knots | 
Rigging
| Rigging | Fractional Sloop | ||
| Sail area (100%) | 174 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 0 sq.ft | ?? | |
| Sail area main | 0 sq.ft | ?? | |
| I | 0 ft | ?? | |
| J | 0 ft | ?? | |
| P | 0 ft | ?? | |
| E | 0 ft | ?? | 
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 0 gals | 
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 | 
Builder data
| Builder | ?? | ||
| Designer | Leonardo da Costa Sayago | ||
| First built | 1970 | ||
| Last built | 1985 | ||
| Number built | 1200 | 
 
                         
                                                     
                                     
                                         
                                         
                                         
                                         
                                         
                                        