Kelt 6.20 Information, Review, Specs

Kelt 6.20 Drawing
Make
Kelt
Model
6.20
Builder
Kelt Marine
Designer
Phillipe Harlé
Number Built
1300
Production Year(s)
1974 - 1987

The Kelt 6.20, frequently documented as the Kelt 620, serves as the historical cornerstone of the Kelt Marine shipyard. Launched in 1975 as the first production model from the Vannes-based builder, it represented the inaugural success of naval architect Jean Berret. Designed to bridge the gap between a spirited day sailor and a functional coastal cruiser, the 6.20 was a forward-thinking vessel that prioritized internal volume and stability in a compact 20-foot frame. Its arrival on the French market signaled a shift toward more accessible, family-oriented yachting, eventually leading to a production run of approximately 1,000 units before the model was superseded by its larger siblings.

Sailing Performance & Handling

Under sail, the Kelt 6.20 is characterized by its responsiveness and light-air agility, a hallmark of Jean Berret’s early design philosophy. With a displacement of approximately 950 kg and a generous beam for its length, the boat exhibits a high degree of initial stability. It was primarily produced in two configurations: the GTE (Grand Tirant d’Eau) deep-keel version and the more popular DL (Dériveur Lesté) lifting-keel variant.

The lifting-keel version, which features a cast-iron ballast shoe and a pivoting centerboard, allows for a minimum draft of just 0.75 meters, making it an exceptional choice for tidal harbors and beaching. While the fin-keel GTE offers slightly better upwind pointing and stiffness in a blow, the DL version’s versatility defined its reputation as a "beachable" cruiser. Owners often note that the boat feels "bigger" than its 6.2-meter length due to the hull's relatively flat aft sections, which provide a stable platform when running downwind. However, like many light-displacement cruisers of the 1970s, it requires early reefing to maintain composure when the wind exceeds 15 knots.

Interior Comfort & Variations

For a vessel of its era and size, the Kelt 6.20 was lauded for its clever interior packaging. The layout is surprisingly accommodating, featuring four berths: a double V-berth forward and two flanking quarter-berths that extend under the cockpit seats. By utilizing a "maximalist" approach to the beam, Berret managed to incorporate a small galley area and a central table that could be stowed or lowered.

While the cabin lacks standing headroom—a standard trade-off in the 20-foot category—the use of large side windows and a translucent sliding hatch prevents the space from feeling claustrophobic. Variations in the interior often relate to the keel housing; the DL version features a centerboard trunk that acts as a partial bulkhead, whereas the GTE version offers a slightly more open floor plan. The finish typically utilized molded fiberglass liners with teak accents, a durable choice that has helped many units survive five decades of use without significant structural degradation.

Known Issues & Buyer’s Checklist

Prospective buyers of a Kelt 6.20 should focus their inspection on the specific mechanical and structural nuances of 1970s French production.

  • Keel Pivot Mechanism: On the DL (lifting keel) versions, the pivot bolt and the lifting cable are critical points of failure. Corrosion of the cast iron ballast or "swelling" of the centerboard can lead to the board becoming jammed within the trunk.
  • Deck Core Integrity: While Kelt utilized robust laminates, the deck is a sandwich construction. Older units may exhibit soft spots around the chainplates or the mast step if the sealant has failed over time, leading to moisture ingress into the balsa or foam core.
  • Rudder Bearings: The transom-hung rudder is simple but prone to play in the gudgeons and pintles. Excessive vibration or "clunking" while under sail usually indicates that the bushings require replacement.
  • Rigging and Chainplates: Many Kelt 6.20s still carry their original fractional rigs. An inspection of the chainplate attachments inside the cabin is essential, as these transmit the rig's load directly to the hull; any signs of crazing or rust streaks should be addressed immediately.

Community & Resources

The Kelt 6.20 benefits from a strong, though primarily Francophone, community of enthusiasts. The Association des Propriétaires de Kelt serves as the primary repository for technical drawings, original brochures, and restoration advice. Given the boat's shared DNA with later models, owners also find significant crossover support within the "Feeling" yacht communities, as the brand eventually evolved under the Kirie shipyard's "Feeling" moniker.

The Verdict

The Kelt 6.20 remains a premier entry-level cruiser for those seeking a manageable, trailerable vessel with legitimate coastal pedigree.

Pros:

  • Excellent stability and forgiving handling for novice sailors.
  • Lifting-keel version allows for exploration of shallow estuaries and easy beaching.
  • Efficient interior layout that comfortably sleeps a small family for weekend trips.
  • Rugged construction that has stood the test of time.

Cons:

  • Limited headroom and cramped quarters for extended cruising.
  • Aging hardware and keel mechanisms require diligent maintenance.
  • Performance can suffer in heavy seas due to its light displacement.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Transom-Hung
Ballast
838 lbs
Displacement
2105 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
20.34 ft
Waterline Length (LWL)
17.06 ft
Beam
8.14 ft
Draft
3.48 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
250 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
24.35
Ballast / Displacement Ratio
39.81
Displacement / Length Ratio (D/L) Ratio
189.26
Comfort Ratio
11.04
Capsize Screening Formula
2.54
Hull Speed
5.53 kn