The Deltania 27 is a modern, trailerable cruiser that exemplifies the Polish yachting industry’s proficiency in maximizing interior volume within a transportable footprint. Marketed primarily by the German firm Deltania Yachts, this model serves as a bridge between small daysailers and larger offshore cruisers. With a hull length of approximately 8.24 meters and a beam strictly limited to 2.55 meters for road legality, the 27 is designed for families who prioritize the flexibility of exploring diverse cruising grounds—from the Baltic coast to inland lakes—without the need for permanent moorings. It shares a significant design DNA with the Viko 27, as both brands utilized similar molds and production facilities during their development cycles, leading to a vessel that prioritizes cost-effective comfort and light-air agility.
Deltania 27 Information, Review, Specs

- Make
- Deltania
- Model
- 27
- Builder
- Deltania Yachts
- Designer
- —
- Number Built
- Production Year(s)
- 2006 - 2016
Sailing Performance & Handling
Under sail, the Deltania 27 is characterized by its light displacement and relatively high freeboard, which makes it an responsive performer in light to moderate breezes. Most iterations feature a swing-keel (ballasted centerboard) configuration, allowing for a minimum draft of just 0.35 meters. This versatility allows the boat to be "beached" or navigated into shallow estuaries that are inaccessible to fixed-keel yachts. However, the trade-off for this shallow-water capability is felt in heavy weather; with a displacement-to-length ratio that leans toward the lighter side, the boat can be tender and typically requires reefing earlier than a traditional heavy-displacement coastal cruiser.
The steering is typically handled via a transom-hung rudder, which provides direct feedback but can feel "loaded" if the boat is allowed to heel excessively. According to technical assessments often found in European maritime publications like Palstek, the 27 tracks well upwind for a trailer-sailer, provided the centerboard is fully deployed. Its sail-area-to-displacement ratio is generous enough to keep the hull moving in light airs, a common requirement for the European lakes where many of these vessels spend their time.
Interior Comfort & Variations
The interior of the Deltania 27 is where the model distinguishes itself from competitors in the sub-30-foot category. By utilizing a high coachroof and a clever "open-plan" layout, the designers achieved a sense of space usually reserved for 30-footers. The standard configuration includes a double V-berth forward, a central salon with twin settees, and a surprisingly large aft double berth tucked under the cockpit sole.
The boat was offered in several variants to suit different ownership styles. Some models feature a "Sport" layout with minimal cabinetry to reduce weight, while the "Cruiser" version includes a fully enclosed head compartment and a functional galley with a two-burner stove and sink. The use of light wood veneers and large deck hatches helps mitigate the "tunnel" feeling that can occur in narrow-beam trailerable boats. While the 2.55-meter beam is narrow compared to non-trailerable yachts like the Beneteau Oceanis 30.1, the Deltania 27 compensates with significant vertical clearance, offering standing headroom for most adults in the main salon.
Known Issues & Buyer’s Checklist
Prospective buyers of a used Deltania 27 should focus their inspection on the mechanical and structural components unique to its trailerable design.
- Swing-Keel Mechanism: The pivot bolt and lifting cable for the ballasted centerboard are high-wear items. Evidence of "clunking" while at anchor or under sail suggests worn bushings or a loose pivot pin that requires immediate attention.
- Deck Hardware Bedding: Early production units sometimes show signs of "crazing" or moisture around the stanchion bases and cleats. It is vital to check the core for delamination, as these boats often use a sandwich construction to save weight.
- Rudder Assembly: Because the rudder is transom-hung and often retractable, the pintles and gudgeons are subject to significant leverage. Check for play in the rudder stock and any stress cracks in the fiberglass around the transom mounting points.
- Mast Stepping System: If the boat was frequently trailered, the mast-raising gear (tabernacle) should be inspected for metal fatigue or bent plates, which can occur if the mast was not properly stabilized during the stepping process.
Community & Resources
Owners of the Deltania 27 often find technical support through broader European sailing networks focused on Polish-built yachts. While a dedicated "Deltania-only" association is smaller than those for larger brands, the technical crossover with Viko Yachts means that resources from the Viko Owners groups are highly relevant. Technical documentation and original equipment manufacturer (OEM) parts are often sourced directly through the German distributor, Deltania Yachts, which remains a primary point of contact for the model’s heritage and spare parts.
The Verdict
The Deltania 27 is a specialized tool designed for the sailor who refuses to be tethered to a single body of water. It offers a remarkable amount of "living room" in a package that can still be towed by a large SUV or light truck.
Pros:
- Extreme Versatility: The combination of a swing keel and 2.55m beam allows for easy trailering and shallow-water exploration.
- Interior Volume: Offers standing headroom and sleeping accommodations for four to six people, punching above its weight class.
- Light Air Performance: Efficient hull shape and modest weight make it an enjoyable sailor in light winds.
Cons:
- Initial Stability: Can feel tender in gusts; requires active sail management and early reefing.
- Beam Constraints: The narrow beam necessitated by road laws limits side-deck width and lateral stability compared to fixed-keel rivals.
- Finish Quality: As a budget-conscious production boat, some interior fittings and hardware may feel less robust than those on premium-tier coastal cruisers.
Measurements
Construction & Hull
- Construction Material
- Fiberglass
- Hull Type
- Monohull Sailboat
- Keel Type
- Wing
- Rudder
- 1x Outboard
- Ballast
- 1058 lbs
- Displacement
- 4629 lbs
- Water Capacity
- -
- Fuel Capacity
- -
Dimensions
- Length Overall (LOA)
- 29.2 ft
- Waterline Length (LWL)
- -
- Beam
- 8.46 ft
- Draft
- 4.59 ft
- Max Headroom
- 6.4 ft
- Air Draft
- 35.1 ft
Rig & Sails
- Rig Type
- Fractional Sloop
- P (Main Luff)
- -
- E (Main Foot)
- -
- I (Foretriangle Height)
- -
- J (Foretriangle Base)
- -
- Forestay Length (est)
- -
- Sail Area
- 301.39 sqft
Calculations
- Sail Area / Displacement (SA/D) Ratio
- 17.36
- Ballast / Displacement Ratio
- 22.86
- Displacement / Length Ratio (D/L) Ratio
- —
- Comfort Ratio
- —
- Capsize Screening Formula
- 2.03
- Hull Speed
- — kn