BoatsMariner Yachts 20 (Spisak)

Mariner Yachts 20 (Spisak)

First built 2010

A 5.98-metre fractional sloop offered in standard or performance-oriented daggerboard configurations with an EC Category C rating

Designed by Wojciech Spisak.

LOA
Beam
Draft (max)
Displacement
Ballast

Is it for you?

Character

Where this design lands on the numbers a shopper trusts — read straight from her own ratios.

TrailerableBeam 2.45 m — inside the 2.55 m no-permit tow width across most of Europe, and the 2.59 m US and Canadian limit. About 1,270 kg of hull, so roughly 1,850 kg on a trailer: check that against your own towing rating.Shoal draughtDraws 0.27 m, board up where she has one — creeks, sandbars and thin anchorages most keels have to stay out of.
CoastalBluewater

2.28 — right around the 2.0 line, the edge between coastal and offshore.

Capsize screening 2.28
EasygoingPowered-up

16.9 — moderate power for her weight; steady, all-round performance.

Sail area / displacement 16.9
TenderStiff

24% of her weight is ballast — on the tender side; she'll heel readily and want a reef sooner.

Ballast 24%

A balanced, easily-driven cruiser — comfortable and forgiving for coastal work.

  • Draws more than ~75% of boats her size on file

Compared with 489 boats of the same type within a quarter of her length.

The record

Full specifications

The complete reference set — tap any figure to switch between metric and imperial.

Dimensions
Weights
Ballast / displacement
23.8%
Rig & sail area
Ratios
SA / displacement
16.9
Capsize screening
2.28
Hull
Construction
Fiberglass
Production
Years built
First built 2010
Designer
Wojciech Spisak
Builder
Mariner Yachts

Boats like this, on the water

Nobody has filmed this one — but these are close.

Comparable boats the fleet has on camera: same type, within a quarter of her length. Open the boat, or watch the video — a timestamp means she only appears in passing.

Marieholm Boats S-206.00 mSame hull familyNear-identical lengthA short-run 1970s fractional sloop with a fin keel and transom-hung rudder, designed for coastal agility
Halcyon 236.93 mSame hull family0.9 m longerA triple-keeled masthead sloop by Alan H. Buchanan, offering shallow-draft versatility based on the earlier Crystal 23
J Boats Tillotson Pearson J/247.32 mSame hull family1.3 m longerA legendary Rodney Johnstone design that defined the modern one-design racer with its high sail-area-to-displacement ratio
Sirius 7277.27 mSame hull family1.3 m longerA development of the Sirius 24, this fractional sloop features a fin keel with skeg-mounted rudder for balanced handling
J J/77.04 mSame hull family1.1 m longerA 2024 fractional sloop with a shallow 1.16m draft and a high 23.55 sail-area-to-displacement ratio for responsive daysailing
Bavaria Yachts 6066.50 mSame hull family0.5 m longerA lightweight 6.5-metre fractional sloop with a high sail-area-to-displacement ratio for spirited coastal sailing

The family

Boats like this

Nearby designs by size, type, and era — worth a look alongside her.

Keep looking

Nothing filmed of this one yet

Two ways to keep looking — both search what the fleet has actually recorded.

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