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Sailboat Specifications

Deltania 28 S

Fractional Sloop · Swing Keel W/Outboard Rudder

Built by Deltania Yachts (Ger) · First built 2006

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LOA 29.53 ft  ·  Beam 9.51 ft  ·  Displacement 6,172.94 lb  ·  Sail Area 419.79 ft²  ·  Fractional Sloop  ·  Swing Keel W/Outboard Rudder
About the Deltania 28 S Sailboat

German builder Deltania Yachts introduced this versatile 29-footer in 2006, targeting sailors who value both performance and practicality. The swing keel design represents the boat's most distinctive feature, allowing access to shallow waters while maintaining respectable sailing characteristics when fully deployed at 5.58 feet. With a fiberglass construction and fractional sloop rig carrying 419.79 square feet of sail area, the Deltania 28 S delivers a sail area-to-displacement ratio of 20.02, positioning it firmly in performance cruiser territory. This moderate-to-high ratio suggests spirited sailing performance without sacrificing stability or comfort. The substantial ballast-to-displacement ratio of 36% provides reassuring stability, while the capsize screening formula of 2.08 indicates good offshore capability for a boat this size. The 9.51-foot beam creates a spacious interior relative to the boat's length, making it suitable for extended coastal cruising or weekend adventures. The swing keel configuration particularly appeals to sailors exploring European inland waterways or shallow coastal areas where traditional deep-draft boats cannot venture. The outboard rudder design typically offers responsive steering and simplified maintenance compared to skeg-hung alternatives. This German-built sailboat represents a thoughtful balance between performance and versatility, ideal for sailors seeking adventure in varied cruising grounds.

Dimensions & Specifications
LOA (Length Overall) 29.53 ft / 9.00 m
Beam 9.51 ft / 2.90 m
Max Draft 5.58 ft / 1.70 m
Min Draft 1.31 ft / 0.40 m
Displacement 6,172.94 lb / 2,800 kg
Ballast 2,226.67 lb / 1,010 kg
Sail Area (Reported) 419.79 ft² / 39.00 m²
Headroom 6.07 ft / 1.85 m
Design & Construction
Hull Type Swing keel w/outboard rudder
Rigging Type Fractional Sloop
Construction FG
Builder Deltania Yachts (GER)
First Built 2006
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Engine & Accommodations
Engine Type Outboard
LOD 27.89 ft / 8.50 m
Frequently Asked Questions

What is the Deltania 28 S's sail area to displacement ratio?

The Deltania 28 S has a Sail Area to Displacement ratio (SA/D) of 20.02. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Deltania 28 S's comfort ratio?

The Deltania 28 S has a Ted Brewer Comfort Ratio of 17.85. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Deltania 28 S safe for offshore sailing?

The Deltania 28 S has a Capsize Screening Formula value of 2.08. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Deltania 28 S?

The theoretical hull speed of the Deltania 28 S is 6.71 kn knots, calculated from its waterline length.

How much does a Deltania 28 S weigh?

The Deltania 28 S has a displacement of 6,172.94 lb and a length overall (LOA) of 29.53 ft.