
Whaly Boats Whaly 435
15.5 ft polyethylene Whaly Boats bowrider with outboard power — entry level pricing and a classic convertible bowrider layout.
- Length
- 15 ft 6 in (4.72 m)
- Drive
- Outboard
- Seats
- 8 people
US$26,000 - US$34,000 new
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Netherlands · since 1990s
Dutch polyethylene workboats and family runabouts that shrug off absolutely everything.
Whaly Boats has been building boats in Netherlands since 1990s, and like almost every long-lived boat builder the story starts small: a workshop, a handful of tradespeople, and local customers who wanted something better than what they could buy. Growth came from reputation rather than advertising — boats that survived hard local use, and owners who told their friends. As volumes grew, hand-built one-offs gave way to tooled production, and the company moved from making boats to engineering them: hull moulds or jigs, repeatable laminate or welding schedules, dealer support and a proper spare parts chain.
The move into bowriders was a natural one. As watersports boomed, buyers wanted one boat that could tow, cruise, fish and entertain, and the open-bow layout was the only configuration that genuinely did all four. Whaly Boats adapted its existing hulls to the open-bow format, then began designing specifically for it — walk-through screens, convertible cushions, under-seat lockers and transom lounges — and bowriders have been a core part of the range ever since.

Polyethylene changes the entire ownership equation. Hulls are rotationally moulded in one piece with a foam-filled void between the skins, which makes them effectively unsinkable, immune to osmosis, impossible to crack in normal use and almost maintenance free. You can drag one up a rocky beach, bounce it off a jetty and hose it out at the end of the day. Styling and outright top-end performance are the price of admission, but for a workboat-tough family bowrider nothing else comes close on durability.
Whaly builds rotationally moulded polyethylene boats in the Netherlands, and while the brand is best known for rental, training and workboat use, the larger models make genuinely practical family runabouts with bowrider-style bench seating forward. The construction is the whole story: a single-piece polyethylene hull with foam-filled chambers, no gel coat to chip, no metal to corrode, no laminate to delaminate, and a structure that flexes rather than cracks on impact. Whalys are frequently used by sailing schools, holiday parks, port authorities and rental operators, which is the strongest possible evidence of durability, because those boats are handled carelessly every single day. For a family, the appeal is a boat that needs no winter preparation, no antifouling and no cosmetic care, and that is safe with children thanks to high sides and positive buoyancy. Performance and refinement are modest — these are sheltered-water boats with small outboards — but the ownership experience is close to maintenance-free.

Ask anyone at a boat ramp to name a Whaly Boats and you will hear Whaly 435, Whaly 455, Whaly 500. These are the boats that built the brand's reputation, and each one is documented on its own page on this site with specifications, layout notes, engine options and a real-world price guide.
The Whaly Boats Whaly 435 is the model most buyers start with, and it sets the template for the rest of the range: open bow seating, a walk-through windscreen, a helm and companion seat amidships and a convertible transom lounge. Moving up the range adds beam and freeboard rather than just length, and beam is what you actually feel — a wider boat carries more people comfortably, stays flatter at rest and gives deeper lockers under the seats. Series naming follows length, so the numbers in the model name are the quickest guide to which boat suits your ramp, garage and tow vehicle.
Whaly Boats is particularly recognised for Whaly 435, Whaly 455, Whaly 500 — and the full list of every model, series and range we have documented from this builder appears further down this page.

Europe and the Mediterranean are the brand's centre of gravity, and it shows in the deck plans: big sunpads, generous swim platforms, bathing ladders, shade options and seating designed around long lunches at anchor rather than around a ski rope. Distribution runs through the major European boating nations, with growing dealer networks in the UK, the Middle East, Australia and North America.
Being a Europe builder matters more than it sounds. Boats are designed around the water their designers use, so the Whaly Boats range reflects Europe conditions in freeboard, deadrise, cockpit drainage and seating priorities. If you boat somewhere similar, the boat will feel like it was designed for you — because it was.

Dutch polyethylene workboats and family runabouts that shrug off absolutely everything. Longevity is its own achievement in this industry: boat building is brutally cyclical, and a company trading since 1990s has survived multiple recessions, fuel shocks, ownership changes and complete generational shifts in what buyers want from a family boat. Surviving that long usually means the company was early to a construction method or a layout that the rest of the market later copied.
Whaly models from 370 to 500 are the sizes most often used as family day boats and cottage tenders.
The brand is known in the trade for Whaly 435 and Whaly 455, and among owners for something less measurable: boats that get used every weekend instead of sitting on the driveway. That is the highest compliment a family bowrider can be paid.
Day to day, a Whaly Boats bowrider is judged on the small things. How quickly can two people get it off the trailer and back on again? Where do the wet towels, the ski rope and the cooler live? Is there shade at midday, and somewhere dry for phones and keys? A polyethylene deck can be hosed, scrubbed and left in the sun without any cosmetic penalty at all. These boats are set up so a single adult can launch, retrieve and pack up without help, which in practice is the difference between a boat that gets used most weekends and one that stays in the driveway.
Running costs are modest for the class. Modern four-stroke outboards are frugal, quiet and simple to service, and a day of cruising with a couple of ski sets rarely troubles the fuel budget. Insurance, storage and trailer registration are the same as any comparable trailer boat, and because Whaly Boats is a recognised name, both insurers and finance companies value the boats without argument.
Pricing sits at the accessible end of the market, and that is deliberate rather than accidental. Expect hard-wearing vinyl instead of stitched leather, moulded liners instead of joinery, and a sensible options list instead of a bespoke build sheet. What you get in return is the lowest realistic cost of entry into bowrider ownership, plus the cheapest running and servicing costs in the class.
Whatever you buy, inspect it the same way. Check the transom for flex with the drive or outboard lifted, tap the floor and stringers for softness, look hard at the bilge for staining and weeping, run the engine to temperature and confirm steering and trim work through their full travel. Upholstery seams and covers are the first things to fail on a boat stored outside, and they are also the most expensive cosmetic items to put right. On polyethylene, check for deformation from long-term strapping or poor trailer support rather than for cracks.
Finally, buy the layout rather than the badge. Sit in the bow, sit at the helm, sit on the transom lounge and imagine a full day aboard with your own family. Whaly Boats builds entry level polyethylene bowriders with outboard power, and if that combination matches the water you use and the way you use it, this is a brand that will serve you for years and sell on well when you are ready for the next one.
Specifications, pricing guides and honest notes on each Whaly Boats bowrider.

15.5 ft polyethylene Whaly Boats bowrider with outboard power — entry level pricing and a classic convertible bowrider layout.
US$26,000 - US$34,000 new

15.5 ft polyethylene Whaly Boats bowrider with outboard power — entry level pricing and a classic convertible bowrider layout.
US$26,000 - US$34,000 new

16.4 ft polyethylene Whaly Boats bowrider with outboard power — entry level pricing and a classic convertible bowrider layout.
US$29,000 - US$38,000 new
Featured Boat of the Week

This week we are putting the Bayliner Bayliner DX2000 in the spotlight, and it earns the spot. At 20 ft 2 in (6.16 m) long on a 8 ft (2.44 m) beam, this is a bowrider that reads the water well and still feels roomy enough for a full day out. A 20-foot deck-boat-width bowrider with outboard power and a huge social cockpit. Power comes from 115-150 hp mercury fourstroke outboard through a outboard package, and the fibreglass hull keeps the ride settled when the afternoon breeze puts a chop on the surface.
Seating is rated for 8 people, so there is space for family, friends, towels, eskies and the tow rope without anyone climbing over gear. Owners tend to buy it for family, water ski, leisure — which is exactly where it shines. Fuel is 30 us gal (114 l), and on the second-hand and new market you should expect to land somewhere around US$42,000 - US$58,000 new depending on hours, trailer and options.
Our full deep dive covers the layout in detail: bow lounge comfort, helm ergonomics, the rear entertaining area, storage that actually swallows a weekend, plus standard features, popular options and honest notes on where the boat compromises. If the Bayliner DX2000 is on your shortlist, start there — and check back next week, because the featured boat changes every week as we complete more full model reviews.
Featured Bowrider Article
Ownership

Every boat comes with an options list twice as long as it needs to be. After a season on the water, owners tend to agree strongly about which extras earn their keep and which never leave the locker. Here is where the money is well spent. A properly fitted cover is the highest-value accessory in boating. It protects upholstery, keeps rain out of the bilge, slows gelcoat fade and preserves resale. A supported travel cover that suits both towing and storage is worth paying extra for. Next, a bimini top. Shade turns a hot afternoon into a full day out, especially with children aboard, and modern quick-fold or powered biminis stow neatly. Then a good boarding ladder if the standard one is short, and quality lifejackets that people will actually wear rather than tolerate. Beyond the legal minimum, the gear that genuinely matters is a reliable anchor with adequate chain and rope for your water, a second battery with an isolator, a handheld VHF, a decent hand bilge pump, a torch, a basic tool and spares kit, and a fuel filter you can change. For coastal use add an EPIRB or PLB and a chartplotter with sonar. Being able to see depth, mark a ramp…
Read the full article