2023 Boston Whaler 405 Conquest

$950,000

Used

Boat in Key Largo, FL US

builtBuilt in 2023
Year the boat was built
model

405 Conquest

Boat model
engine

3 Engines (3x Mercury)

Engine type and count
length

40 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
40ft
Length Overall
41.33ft
Beam
13ft
Drive Up Draft
2.5ft
Dry Weight
22400lb
Cabins
2
Heads
1
Seating Capacity
20
Fresh Water Tanks
90gal
Fuel Tanks
620gal
Holding Tanks
47gal
Hull Material
fiberglass
Hull Shape
monohull
Engine 1
Engine Make
Mercury
Engine Model
600
Total Power
600hp
Engine Hours
600
Engine Type
outboard
Fuel Type
gasoline
Engine Year
2023
Engine 2
Engine Make
Mercury
Engine Model
600
Total Power
600hp
Engine Hours
600
Engine Type
outboard
Fuel Type
gasoline
Engine Year
2023
Engine 3
Engine Make
Mercury
Engine Model
600
Total Power
600hp
Engine Hours
600
Engine Type
outboard
Fuel Type
gasoline
Engine Year
2023
General Information

• LOA: ~41’ 4”
• Beam: 13’ 6”
• Draft: ~2’ 6”
• Dry weight: ~22,400 lbs
• Fuel capacity: ~620 gallons
• Water: 90 gallons / Holding: 30 gallons
• Passenger capacity: ~20
• Multi-mission design: offshore fishing + cruising + entertaining (“SUV of the sea”)

Power & Performance
• Triple Mercury 600 V12 Verados
• Joystick Piloting (JPO) w/ Skyhook
• Integrated power steering & digital throttle/shift
• Seakeeper gyro stabilizer • Fischer Panda Generator (15KW)
Helm & Electronics
• Dash surface – custom black acrylic integrated with switch panels and flush mounting of XL displays
-Raymarine Axiom XL 16” screen (GPS, chart plotter, fishfinder)
-Raymarine Axiom XL 16” screen (additional display)
-Raymarine 1000-watt recessed thru-hull transducer (B275)
-Raymarine Sounder RV-1000 with RV-100 Realvision 3D transom mounted transducer
-Raymarine Ray63 VHF system with wireless Ray mic at helm
• Mercury VesselView integration
• Autopilot, Raymarine Radar, FLIR
• Joystick + bow thruster control
• Adjustable helm seating (triple captain’s chairs)
• Premium JL Audio system
• Air-conditioned helm deck 
Cockpit & Deck
• Fold-away aft bench seating
• Convertible cockpit dining table
• Portside dive door w/ ladder
• Forward lounge seating w/ sunpad conversion
• Electric sunshade (aft cockpit)
• Windlass anchor system
• Hydraulic swim platform
Cabin & Interior

• Sleeps up to 6–8 people
• Forward master berth
• Mid-cabin sleeping area
• Convertible dinette
• Full galley
• Refrigerator/freezer
• Cooktop / microwave
• Solid surface countertops
• Enclosed head w/ separate shower
• Skylights & natural lighting
System & Options

• Fischer Panda Diesel generator (15kW option)
• Shore power system
• Air conditioning (helm + cabin)
• Water heater
• Battery management system
• water maker
• full side glass enclosure
• LED lighting throughout
Steering System
Joystick Control
Disclaimer
The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Price History

DateEventPrice
4/29/26Initial price$950,000

Contact Moore Yacht Sales

Buzzards Bay, MA

Overview from around the web 2023 Boston Whaler 405 Conquest

The 2023 Boston Whaler 405 Conquest has garnered rave reviews from customers, highlighting its impressive blend of luxury, performance, and functionality

Boaters appreciate its spacious and well-designed cockpit, perfect for entertaining and fishing alike. The ample seating and integrated features cater to family outings and social gatherings, making every voyage comfortable. Customers also praise the advanced technology and navigation systems, noting the ease of handling and safety features that inspire confidence whether cruising or battling open waters. The dual Mercury engines provide powerful performance, allowing for smooth and efficient travel, even in challenging conditions. In addition, the cabin's luxurious finishes and smart layout receive high marks for their comfort and livability. With a fully-equipped galley and well-appointed sleeping quarters, adventurers find it easy to enjoy extended trips without sacrificing comfort. Overall, the 2023 Boston Whaler 405 Conquest stands out for its combination of style, durability, and versatility, making it a favorite among seasoned boaters and newcomers alike.

The Biggest Pros and Cons

2023 Boston Whaler 405 Conquest: Pros and Cons

Pros

Exceptional Build Quality: Boston Whaler is renowned for its sturdy construction and the 405 Conquest is no exception. The boat features a fiberglass hull designed to withstand the elements, ensuring durability and longevity.

Versatile Design: With a spacious layout optimized for both fishing and family outings, the 405 Conquest seamlessly transitions from day cruising to overnight adventures. The smart design includes a well-appointed cabin with sleeping accommodations for several guests.

Advanced Technology: This model comes equipped with cutting-edge navigation and entertainment systems, including advanced marine electronics and ample connectivity features, making it easy to stay connected on the water.

Comfortable Amenities: The cabin offers a luxurious experience, featuring a well-equipped galley, plush seating, and a full head, providing the comforts of home while out at sea.

Powerful Performance: Outfitted with high-performance engines, the 405 Conquest delivers impressive speed and agility, making it suitable for various water conditions and enhancing the overall boating experience.

Safety Features: Boston Whaler prioritizes safety with features like an unsinkable hull design, ample safety gear storage, and multiple access points for emergencies, ensuring peace of mind while on board.

Cons

Price Point: The 2023 Boston Whaler 405 Conquest is considered a premium offering, which may be out of reach for some potential buyers looking for more budget-friendly options in the boating market.

Size and Maneuverability: While the spacious design is a significant advantage, the larger size of the 405 Conquest can make it more challenging to maneuver in tight spaces compared to smaller boats.

Fuel Consumption: The powerful engines and larger size can lead to higher fuel consumption, which is an essential consideration for those planning long excursions or frequent outings.

Requires Experience: Due to its size and performance capabilities, the 405 Conquest is best suited for experienced boaters. Novice users may feel overwhelmed by its advanced features and handling.

Storage Limitations: Despite the ample amenities and spacious design, some users may find that storage space for gear and equipment is limited, especially if planning extended trips.

Made For

The 2023 Boston Whaler 405 Conquest is designed for avid boaters who seek a perfect blend of luxury, versatility, and performance on the water. Ideal for families, fishing enthusiasts, and those who love to explore both coastal and offshore environments, this model caters to a variety of lifestyles. With its spacious layout, the 405 Conquest comfortably accommodates friends and family, making it perfect for day trips or weekend getaways. Equipped with state-of-the-art amenities, including a well-appointed galley, comfortable sleeping quarters, and an impressive entertainment system, this vessel ensures that every outing is enjoyable and relaxing. For the serious angler, the 405 Conquest features a robust fishing platform with ample storage for gear, a large livewell, and fishing rod holders, all while providing a smooth, stable performance in various conditions. Whether you're cruising the coastline, anchoring in a secluded cove, or chasing the big catch offshore, this boat is engineered to excel. In summary, the 2023 Boston Whaler 405 Conquest is tailored for those who appreciate quality craftsmanship, innovative design, and the thrill of adventure on the water. Whether you're a seasoned mariner or a first-time boater, this model promises an unforgettable experience.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2023 Boston Whaler 405 Conquest. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Saltwater Fishing cost in today's market, or how much does a Boston Whaler cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$6,015.75/mo
$
$
%
Principal Loan Amount$ 807,500
Total Payment$1,443,780.01

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2023 Boston Whaler 405 Conquest. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Saltwater Fishing cost in today's market, or how much does a Boston Whaler cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$6,015.75/mo
$
$
%
Principal Loan Amount$ 807,500
Total Payment$1,443,780.01

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Address

Buzzards Bay, MA

Boat Location

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