The Boston Whaler Conquest Series

The cabin cruiser line — fish-and-family boats with real berths, at 32'3" and 41'4"

Boston Whaler Conquest yachtBoston Whaler Conquest yacht

The argument aboard is always the same one: you want to fish, and everyone else wants to be comfortable. Conquest is Boston Whaler's answer to it. Two cabin cruisers — the 32'3" 325 Conquest and the 41'4" 405 Conquest — that keep the cockpit, the livewell and the rod storage of a fishing boat, and put real sleeping accommodation underneath. Nobody has to lose the argument.

What separates Conquest from the rest of the range is what sits below deck. Outrage is open and gives you a clear working deck, with no cabin at all on the 330. Realm encloses the helm but keeps a single cabin and head. Conquest is the only line here designed around sleeping aboard: the 325 sleeps four or more on a convertible V-berth plus a mid double berth, and the 405 has a private master stateroom, a mid-berth for three, and an enclosed head with a separate shower.

We review both. The 325 Conquest is 32'3" on a 10'8" beam, 26" of draft, 10,500 lbs dry, 300 gallons of fuel and 46 of fresh water, rated 600–850 hp for 14 people. The 405 Conquest is 41'4" on a 13'6" beam, 30" of draft, 22,400 lbs dry, 620 gallons of fuel plus a separate 38-gallon diesel tank for the generator, 90 gallons of fresh water, and rated 1,200–1,800 hp for 20.

The Conquest Lineup, Smallest to Largest

Every Boston Whaler Conquest model we review in depth, in the order owners step up through the series.

Photo credit Boston Whaler.

A 32-foot dual-purpose cruiser with a redesigned hull, twin Verados rated to 850 HP, 300 gallons of fuel, and a true overnight cabin that sleeps four — built to fish hard and cruise just as well.

A 32-foot dual-purpose cruiser with a redesigned hull, twin Verados rated to 850 HP, 300 gallons of fuel, and a true overnight cabin that sleeps four — built to fish hard and cruise just as well.

A 41'4" cabin cruiser with a private master stateroom, a mid-berth for three, 620 gallons of fuel and a diesel generator — and up to 1,800 HP taking it to 61.5 mph.

A 41'4" cabin cruiser with a private master stateroom, a mid-berth for three, 620 gallons of fuel and a diesel generator — and up to 1,800 HP taking it to 61.5 mph.

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Moving Up the Conquest Series

Two models, and the step between them is the largest in the Boston Whaler range. The 325 Conquest is the boat you can own without rearranging your life around it: 32'3" on a 10'8" beam, 26" of draft, 300 gallons of fuel, 46 gallons of water, 12 gallons of waste, 10,500 lbs dry and 14,290 lbs loaded. Its transom height is 25 inches, the shortest of the eight current models, and it is rated 600 to 850 hp for 14 people. Twin 400 V10s take it to 55.8 mph, and twin 300 V8s cruise it at 31.3 mph at 4,000 RPM.

The 405 Conquest is more than twice the boat by weight. 41'4" on a 13'6" beam, 22,400 lbs dry and 30,360 lbs loaded, with 620 gallons of gasoline and a separate 38-gallon diesel tank feeding the generator — which is the tell. Boats meant to come home at dusk do not carry a second fuel system. Fresh water roughly doubles to 90 gallons, waste goes from 12 to 30, capacity to 20 people, and the power ceiling to 1,800 hp. Triple 600 V12s put it at 61.5 mph with a 36.0 mph cruise at 4,000 RPM, and the 19-degree deadrise at the transom is what makes that usable in a sea.

What the jump actually buys is nights aboard. The 325 sleeps four or more using a convertible V-berth and a mid double berth, with a VacuFlush head. The 405 gives you a master stateroom with a door on it, a mid-berth for three, and an enclosed head with a separate shower. What it costs is water and dock: 30 inches of draft against 26, and 13'6" of beam against 10'8". Buy the 325 for weekends and day fishing you can run yourself. Buy the 405 when the boat has to be somewhere for a week at a time.

Tony Smith, Founder of Minted Yachts

Our Take

The 405 Conquest is the most complete boat Boston Whaler builds, and the spec that convinces me is the 38-gallon diesel tank for the generator. Nobody plumbs a second fuel system into a day boat. That tank, the 90 gallons of fresh water and the master stateroom with a door say this boat was drawn for people who intend to stay out — and at 22,400 lbs dry over a 19-degree transom deadrise, it has the mass to do it in weather that sends lighter boats home early.

Where I would push back on myself: the 325 Conquest is the better buy for most families, and I have watched plenty of people over-boat themselves in this line. 10,500 lbs dry, 26 inches of draft, 55.8 mph on twin 400 V10s and a 31.3 mph cruise — you can run it alone, dock it alone, and still sleep four aboard. If the 405's 13'6" beam turns your slip into a problem, that is your answer right there.

Boston Whaler Conquest Articles & Guides

Watch Our Boston Whaler Conquest Reviews

Official Boston Whaler Premieres

Videos courtesy of Boston Whaler.

Frequently Asked Questions

Is the Boston Whaler Conquest a good fishing boat?

Yes — Conquest is a dual-purpose design and both models are built to fish. The 405 Conquest carries a 19-gallon livewell over a 19-degree deadrise at the transom and takes up to 1,800 horsepower. The 325 Conquest is rated 600 to 850 hp and runs 55.8 mph on twin 400 V10s, with a 31.3 mph cruise.

The honest comparison is against the Outrage line. A Conquest gives up open deck to the cabin structure, so a 41'4" 405 Conquest does not fish like a 42'6" 420 Outrage of similar weight — 22,400 lbs dry against 22,000. What you get back is a private stateroom, an enclosed head with a separate shower, and 90 gallons of fresh water. If you fish hard a few days a season and cruise the rest, that is the right trade.

How fast is a Boston Whaler 325 Conquest?

A 325 Conquest runs 55.8 mph with twin 400 hp V10 outboards, and cruises at 31.3 mph at 4,000 RPM with twin 300 hp V8s. Boston Whaler does not publish speed figures on its model pages, so those numbers are engine-specific and will move with load, props and sea state.

The boat is rated from 600 to 850 horsepower, and it weighs 10,500 lbs dry and 14,290 lbs loaded with 300 gallons of fuel aboard. That is light for the length, which is why the smaller package still performs well. One detail worth knowing: the 325's transom height is 25 inches, the shortest of the eight current models, so engine selection is not simply a matter of choosing the biggest option on the list.

How many people can sleep on a Boston Whaler 405 Conquest?

The 405 Conquest has a private master stateroom plus a mid-berth that sleeps three, and an enclosed head with a separate shower. That is the most accommodation in the Boston Whaler range. Its rated day capacity is a separate and higher number: 20 persons, against 14 on the 325 Conquest.

For overnighting, the systems matter as much as the berths. The 405 carries 90 gallons of fresh water and 30 gallons of waste, plus a dedicated 38-gallon diesel tank for the generator, so you can run systems at anchor without touching the 620 gallons of gasoline. The 325 Conquest sleeps four or more on convertible berths, with a VacuFlush head, 46 gallons of water and 12 gallons of waste.

What is the difference between a Boston Whaler Conquest and an Outrage?

Conquest boats are cabin cruisers with sleeping accommodation below; Outrage boats are open center consoles built around a clear fishing deck. The 325 Conquest sleeps four or more on a convertible V-berth plus a mid double berth, and the 405 Conquest has a private master stateroom and a mid-berth for three.

Outrage keeps the deck clear instead. The 330 Outrage has no cabin at all — its head is inside the console — and even the 42'6" 420 Outrage uses convertible berths rather than a private stateroom. Both lines fish. The real question is whether you sleep aboard. If you do, Conquest. If the boat comes home every night, an Outrage gives you more usable deck for the same length.

Which Conquest Fits Your Life?

Tell us how you plan to use the boat — guests, range, crew or no crew — and we'll give you the straight story on where in the Conquest series you belong, new or brokerage.

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Or reach Tony directly: TS@MintedYachts.com · +1 (404) 805-9819