BoatsIsland Spirit 525

Island Spirit 525

Catamaran, twin keels · Fractional Sloop · First built 2022

A high-performance fractional sloop catamaran with a 27.88 sail area-to-displacement ratio for rapid cruising

LOA
Beam
Draft (max)
Displacement
Hull type
Catamaran Twin Keel

See her sail

The Island Spirit 525, on the water

The fleet's own footage — the truest look at how she really moves.

Footage from Sailing Doodles

Is it for you?

Character

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

LightHeavy

117 — light for her waterline, so she is easily driven and quick to accelerate.

Displacement / length 117
EasygoingPowered-up

27.9 — a lot of sail for her weight; powered-up and eager, a real performer.

Sail area / displacement 27.9
  • Heavier than ~82% of boats her size on file
  • Beamier than ~76% of boats her size on file

Compared with 240 boats of the same type within a quarter of her length.

What the fleet has seen

The Island Spirit 525, as the fleet has seen it

Derived from the videos the fleet has analysed of this model. ▶ marks open the moment aboard.

The Island SPIRIT 525 is a 15.8-meter fractional sloop catamaran, designed by Group Island Spirit and built by Island Spirit Catamarans in Thailand since 2022. It is available with electric propulsion, offering 65kW (87 hp) rated power or optional 2x 80 hp motors, and comes in three, four, five, or six-cabin versions. Aboard *Sailing Doodles*, the Island SPIRIT 525E, hull number five, was 99% complete at the factory in Pattaya, Thailand, but awaited a missing electrical wiring harness from China.0:09 This boat features a four-cabin layout with a dedicated owner's office, shaft-drive electric motors, sacrificial keels, and six underwater hull lights.1:53 The *Sailing Doodles* crew tested hull number four, a six-cabin Island SPIRIT 525E operating in charter out of Phuket, noting its electric drive system allows quiet operation and minimal vibration, maintaining nearly seven knots while drawing 25 amps.watch The boat includes a 360-degree helm enclosure, integrated camera systems for docking, a Yanmar generator for charging, a forward cockpit, a flybridge dining area, and electric furling and winches.5:59

The living fleet

Sailed by the fleet

The channels sailing this model, and where they were last seen.

Sailing DoodlesBobby documents his full-time cruising adventures and the technical maintenance of his hybrid electric Island Spirit 525 catamaran, Doodles, throughout Thailand.

Seen 80 times across 2 channels of the fleet.

Basemap © Wikimedia Commons · CC BY-SA 4.0

On the water

The Island Spirit 525 on video

My Visa Was Expiring… So We Sailed to Koh SamuiThe crew sails Doodles to Koh Samui while managing generator coolant pump failures and visa renewal requirements.Sailing DoodlesThe Truth About Koh Tao, ThailandThe crew repaired a clogged air conditioning raw water intake line while anchored at Koh Tao, Thailand.Sailing DoodlesSailing Thailand. Paradise Found, Then Our Generator QuitA 2026 Island Spirit 525 catamaran experiences generator overheating caused by a faulty freshwater cooling pump.Sailing DoodlesOur Batteries Were Dying… Then We Found ParadiseThe crew of Doodles anchors in Bang Thong Lang to troubleshoot a persistent generator software failure.Sailing DoodlesWe Had This Thai Paradise All to Ourselves!The crew anchors in Hua Hin and uses a Highfield Sport 360 dinghy to access local temples.Sailing DoodlesOur First Real Passage… Then the Generator FailedDoodles crew troubleshoots a generator fuel delivery failure during a 50-mile passage to Hua Hin, Thailand.Sailing DoodlesA Playboy Model Joins the Crew… And We Finally Go Cruising!The Island Spirit 525E catamaran Doodles departs Ocean Marina Yacht Club for a coastal transit in Thailand.Sailing DoodlesI Had to Return My Yacht and Go to the HospitalBlood clots in all three major abdominal veins traced to protein S deficiency; Bobby cleared to resume sailing.Sailing DoodlesJust out of the Hospital, Should I be Sailing?Bobby sails Thailand's Gulf islands one week after hospital discharge, losing a camera to a wave at Koh Man Wee Chai.Sailing DoodlesNew Boat, Big Test | Weekend Shakedown CruiseA 1,000-mile Malaysia delivery run surfaces five defects on a new Island Spirit 525.Sailing DoodlesShe Took My Boat to Malaysia Without Me!An Island Spirit 525 makes a 3.5-day Thailand-to-Malaysia delivery run for boat re-importation, hitting a severe overnight storm near Redang Island.Sailing DoodlesThe Questions I’ve Been Avoiding… Health, Olivia & What Happens NextAn Island SPIRIT 525 owner details medical recovery, vessel shakedown repairs, and long-term cruising logistics.The Sailing Doodles Podcast

What broke, what changed

Gear aboard, as the crews told it

Moments from individual boats of this model that the fleet has filmed — one crew, one piece of kit, one day on the water. Not a review of the class, and not a count of anything.

Each line is one crew's account of their own boat. Another Island Spirit 525 may be fitted out entirely differently.

What they go for

Market signal

Where the fleet has seen this model come up for sale.

2seen for sale
1seen sold
1channel looked into buying

For sale

  • Hull number three is being displayed at the Annapolis Boat Show for prospective buyers to view and discuss with the manufacturers representative

    from The Sailing Doodles Podcastseen September 202517:30

  • This specific boat is owned by Brenda and Larry, who are putting it into charter in the British Virgin Islands for four to five years, with six bookings already.

    from Sailing Doodlesseen October 20252:49

  • Available for purchase, targets a July completion, will appear at the Annapolis Boat Show, and is available for bareboat charter at $14,000–$18,000 per week

    from The Sailing Doodles Podcastseen February 2026watch

  • Hull number eight is unsold and available for purchase with a winter/spring delivery

    from Sailing Doodlesseen April 2026watch

  • Hull number seven is unsold and available for purchase with a fall delivery

    from Sailing Doodlesseen April 2026watch

Sold

From the fleet's own footage — our observed signal, not broker listings.

The record

Full specifications

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

Dimensions
Weights
Rig & sail area
Rig
Fractional Sloop
Ratios
SA / displacement
27.9
Displacement / length
117.2
Hull
Hull type
Catamaran Twin Keel
Construction
Fiberglass
Production
Years built
First built 2022
Designer
Group Island Spirit
Builder
Island Spirit

Boats like this, on the water

More boats like her, on the water

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.

Privilege 58516.99 mSame hull family1.2 m longer
SAILING TO THE BAHAMAS! Bluewater Summit Recap 💦 (Ep 349)4:29from Sailing Zatara
Lagoon 57017.04 mSame hull family1.3 m longer
History of Lagoon Catamarans: The Good, The Bad, and What's Nextfrom All About Sailing
Excess 1413.97 mSame hull family1.8 m shorterA VPLP-designed catamaran with a high sail-area-to-displacement ratio, built for performance-oriented cruising
We are Boatless… NOW WHAT?! | Sailing Sunday Vlog 30114:55from Sailing Sunday
Saba 5014.98 mSame hull family0.8 m shorterA 15-metre catamaran featuring a rotating fractional spar and a shallow 1.25-metre draft for versatile coastal access
Advanced Catamaran Maneuver | Pinning the Corner0:10from Epic Navigator
Lagoon 4613.99 mSame hull family1.8 m shorterA 13.99-meter catamaran featuring a twin-keel hull and a 19.97 sail area-to-displacement ratio for efficient cruising
Rhodes Shake down sail and guests13:26from sailing vessel reality
Catana 5316.18 mSame hull family0.4 m longerA high-performance catamaran with twin daggerboards and a powerful sail area-to-displacement ratio for rapid passage making
I Got Hired for My First Professional Boat Delivery: Fiji to French Polynesia0:57from WEsail

The family

Related models

The designs closest to hers — usually the rest of the builder's range, sometimes the same hull sold under another name.

Island Spirit 410A high-performance fractional sloop catamaran from Albatross Marine Design, featuring a 24.24 SA/displacement ratioIsland Spirit 380A Ron Patston-designed fractional sloop catamaran with a high sail-area-to-displacement ratio for spirited performanceIsland Spirit 37A Phil Southwell-designed catamaran featuring a raised coachroof and extended sugar scoops for easier boardingIsland Spirit 40A twin-keel catamaran offering 3 or 4 cabin layouts with extended transom sugar scoops for easier water accessSpirit Yachts 44 CR (E)A 13.4-metre electric-drive cruiser featuring a high 23.9 sail-area-to-displacement ratio for spirited performanceLagoon Sixty 5A 20-meter catamaran with a shallow 1.55-meter draft and a high sail area-to-displacement ratio for agile cruising

Keep asking

The fleet has more to say

Search what's been said about the Island Spirit 525, or ask a specific question — the answer comes back written out, with links to the moments it draws on.

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