The Idea 11 (often designated as the Idea 11.00) is a sophisticated Italian performance cruiser that emerged from the collaboration between the renowned Felci Yacht Design and the Cantiere Navale d’Este shipyard. Designed in the early 2000s, this 11-meter yacht was conceived to bridge the gap between high-level IRC/ORC racing and comfortable Mediterranean cruising. It reflects a period of Italian naval architecture where sleek, low-profile coachroofs and light displacement were prioritized to ensure speed in the light airs of the Tyrrhenian and Adriatic seas.
Idea 11 Information, Review, Specs

- Make
- Idea
- Model
- 11
- Builder
- Cantiere Alaver
- Designer
- Scott Kaufman
- Number Built
- Production Year(s)
- 1979 - ??
Sailing Performance & Handling
The Idea 11 is defined by its high-performance hull form, which features a narrow waterline beam and a deep lead-bulb keel to maximize righting moment. With a displacement-to-length ratio that leans toward the "light" category, the vessel is exceptionally responsive, accelerating quickly in wind speeds as low as five knots. According to design specifications from Felci Yacht Design, the boat utilizes a high-aspect-ratio fractional rig, which allows for precise sail trimming and superior upwind pointing angles.
On the water, the helm is reportedly communicative, a hallmark of Umberto Felci’s designs. The boat tracks well due to its balanced rudder, though the light displacement means it requires active trimming and early reefing when the breeze exceeds 18 knots to maintain a flat, fast profile. While it lacks the heavy-weather momentum of a traditional blue-water cruiser, its sea-kindliness is optimized for coastal chop, where the fine entry of the bow slices through waves without significant slamming.
Interior Comfort & Variations
Despite its racing pedigree, the interior of the Idea 11 is surprisingly well-appointed, typically featuring a modern Italian aesthetic with light-colored woods—often maple or light cherry—to enhance the sense of space. The standard layout includes three cabins (two aft and one forward V-berth) and a central salon with a linear or L-shaped galley. The use of composite materials in the furniture helps keep the weight down without sacrificing the "yacht" feel.
Sibling models and variations are important context for this hull. The Cantiere Navale d’Este yard utilized similar design philosophies across their "Este" range. While the Idea 11 was a standalone performance project, it shares structural DNA and craftsmanship standards with the Este 31 and the larger Este 36. Some versions of the Idea 11 were customized with "Easy Sailing" packages, featuring self-tacking jibs and simplified control lines for short-handed cruising, while others were delivered with "Race" packages including carbon masts and deeper keels.
Known Issues & Buyer’s Checklist
Prospective buyers should focus on the following technical areas during a pre-purchase survey:
- Keel Attachment: Given the high righting moments and the performance nature of the boat, the keel floors and stringers should be inspected for any signs of stress cracking or movement, particularly if the vessel has a history of hard groundings during regattas.
- Deck Hardware Bedding: The sleek coachroof and deck layout involve numerous through-deck fittings. Check the core (likely balsa or foam) around winches and tracks for moisture ingress, as these boats were often driven hard in racing environments.
- Sail Drive Seal: Most units are equipped with Yanmar or Volvo Penta engines with sail drives. Ensure the rubber diaphragm seal is within its service life (usually 7–10 years), as replacement requires pulling the engine or drive unit.
- Standing Rigging: Many Idea 11s were fitted with rod rigging to reduce stretch. Rod rigging has a finite fatigue life and should be professionally inspected for "cold head" cracking if it is over 10-12 years old.
Community & Resources
Support for the Idea 11 is primarily found through Italian sailing circles and European performance yacht associations. Technical data and original design intent are maintained by Felci Yacht Design, who remain active in the industry. Owners often congregate in broader Mediterranean performance cruising forums to discuss optimization for ORC handicap racing.
The Verdict
The Idea 11 is an elegant, fast, and quintessentially Italian cruiser-racer that rewards an active sailor. While it may lack the massive interior volume of modern production "beamy" cruisers, it offers a level of helm satisfaction and aesthetic appeal that few mass-produced boats can match.
Pros:
- Exceptional light-air performance and upwind capabilities.
- Modern, high-quality Italian interior finishes.
- Timeless, sleek aesthetic that stands out in a crowded marina.
Cons:
- Light displacement makes it less comfortable in heavy, offshore seas.
- Limited storage for long-term liveaboard cruising compared to "charter-style" yachts.
- Rigging and deck hardware require higher maintenance levels due to performance specifications.
Measurements
Construction & Hull
- Construction Material
- Fiberglass
- Hull Type
- Monohull Sailboat
- Keel Type
- Fin
- Rudder
- 1x Spade
- Ballast
- 5295 lbs
- Displacement
- 10585 lbs
- Water Capacity
- 44 gal
- Fuel Capacity
- 12 gal
Dimensions
- Length Overall (LOA)
- 36.09 ft
- Waterline Length (LWL)
- 30 ft
- Beam
- 11.65 ft
- Draft
- 6.25 ft
- Max Headroom
- -
- Air Draft
- -
Rig & Sails
- Rig Type
- Masthead Sloop
- P (Main Luff)
- -
- E (Main Foot)
- -
- I (Foretriangle Height)
- -
- J (Foretriangle Base)
- -
- Forestay Length (est)
- -
- Sail Area
- 780 sqft
Calculations
- Sail Area / Displacement (SA/D) Ratio
- 25.88
- Ballast / Displacement Ratio
- 50.02
- Displacement / Length Ratio (D/L) Ratio
- 175.02
- Comfort Ratio
- 19.53
- Capsize Screening Formula
- 2.12
- Hull Speed
- 7.34 kn