2017 Boston Whaler 315 Conquest

$249,551

Used

Boat in Seattle, WA 98102 US

builtBuilt in 2017
Year the boat was built
model

315 Conquest

Boat model
engine

2 Engines (2x MERCURY)

Engine type and count
length

32 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
32ft
Length Overall
32ft
Hull Material
fiberglass
Engine 1
Engine Make
MERCURY
Engine Model
300 4S VERADO
Total Power
300hp
Engine Hours
254
Engine Type
outboard
Fuel Type
gasoline
Engine 2
Engine Make
MERCURY
Engine Model
300 4S VERADO
Total Power
300hp
Engine Hours
254
Engine Type
outboard
Fuel Type
gasoline
Total Power
300.0 hp

Price History

DateEventPrice
4/14/26Price decreased$249,551(-0.2%)
11/16/25Price decreased$250,000(-10.7%)
6/28/25Initial price$279,995

Videos from Union Marine on this 2017 Boston Whaler 315 Conquest

Contact Union Marine

3201 Fairview Avenue East, Seattle, WA, 98102

Boattest.com Review

Boat Test Review on BoatTest.com

Overview

The Boston Whaler 315 Conquest is a versatile offshore fishing boat that also appeals to cruising couples due to its excellent seakeeping abilities, weather protection, and comfortable accommodations below deck. This model serves as a crossover platform, balancing the needs of both fishing enthusiasts and recreational cruisers. The following review provides a detailed assessment of the 315 Conquest’s design, features, and performance based on a full test conducted by BoatTest.com.

Exterior Design and Deck Layout

Boarding the 315 Conquest can be done either from the swim platform via the aft cockpit door or from a fixed pier using the 11-inch wide cab rails. The center deck hatch lifts to reveal a mechanical space housing a 300-gallon aluminum fuel tank, engine start and house batteries, bilge pumps, macerator pumps, a high-water alarm float, and an optional 7kW generator. The helm benefits from an all-glass windshield with narrow mullions, providing distortion-free sightlines and integrating seamlessly with the hardtop. Additional features include pantograph windshield wipers with integral washers and an electrically actuated vent at the windshield’s top for ventilation. The helm seat is ergonomically designed with polished cast-iron rests, a flip-up bolster, and the ability to swivel and slide, accommodating both seated and standing operation. The cockpit features hardtop ladders with rocket launchers, facilitating easy access to the side decks, which measure a generous 14.5 inches in width. A lengthy grab rail mounted to the hardtop aids movement to and from the bow. The bow area is equipped with a standard anchor windlass, stainless steel anchor roller, a hatch for rode storage, and a windlass remote. Ten-inch cleats are positioned outside the tow rails to prevent chafing, and the bow rail height measures 25 inches, ensuring safety during work at the bow.

Power and Performance

The 315 Conquest measures 31 feet 3 inches in length overall, with a beam of 10 feet 8 inches and a draft of 20 inches. Its deep V-hull features a 20-degree dead rise at the transom, contributing to its excellent seakeeping characteristics. The hull weight is 8,800 pounds, and with three-quarters fuel, two people aboard, and optional twin 300-horsepower Mercury Verado engines, the test weight was 11,426 pounds. The twin Verados propelled the boat to a top speed of 47.5 miles per hour at 6,100 RPM, consuming 60 gallons per hour and providing a range of approximately 207 miles. The most efficient cruise speed was recorded at 33.2 miles per hour at 4,500 RPM, with a fuel burn of 24.55 gallons per hour, extending the range to 354 statute miles. The boat demonstrated a quick planing time of 4.2 seconds, reached 20 miles per hour in 5.6 seconds, and accelerated to 30 miles per hour in 9.5 seconds. During testing in moderate offshore swells, the 315 showed excellent wave penetration, effectively throwing spray to the sides and maintaining a dry ride. The boat exhibited a 13-degree bow rise upon acceleration, settling into a 5-degree bow-high attitude at cruise, and a maximum bank angle of 10 degrees during full-power turns. Deceleration resulted in a slight stern-first settling without compromising forward visibility, underscoring the boat’s stable and predictable handling.

Conclusion

The Boston Whaler 315 Conquest is a well-executed crossover vessel that satisfies the demands of both serious fishermen and cruising families. Its thoughtful design, robust construction, and impressive performance characteristics combine to create a boat that is enjoyable to operate and capable in a variety of conditions. The 315’s blend of offshore capability, comfort, and versatility makes it a compelling choice for those seeking a multi-purpose boat. This comprehensive test confirms Boston Whaler’s success in delivering a platform that balances fishing functionality with cruising amenities.

Overview from around the web 2017 Boston Whaler 315 Conquest

Customers praise the 2017 Boston Whaler 315 Conquest for its exceptional build quality and versatile design

Many highlight its smooth and stable ride, even in choppy waters, making it ideal for both fishing and family outings. The spacious deck layout and comfortable seating receive positive remarks, as do the ample storage compartments that keep gear organized. Reviewers also appreciate the boat’s reliable performance and powerful engine options, which contribute to its reputation as a dependable offshore vessel. Overall, the 315 Conquest is noted for combining luxury, functionality, and safety, appealing to a wide range of boating enthusiasts.

The Biggest Pros and Cons

The 2017 Boston Whaler 315 Conquest is a versatile and well-regarded center console boat known for its quality craftsmanship and reliable performance. Here are some pros and cons to consider:

Pros

Outstanding Build Quality: Boston Whaler is renowned for its unsinkable hull design and durable construction, providing peace of mind on the water.

Spacious Layout: The 315 Conquest offers ample deck space with comfortable seating, making it ideal for fishing, cruising, or entertaining.

Powerful Performance: Equipped with twin outboard engines, it delivers strong, efficient performance and excellent handling in various sea conditions.

Fishing Features: Includes built-in rod holders, live wells, and plenty of storage for gear, catering well to anglers.

Comfort and Amenities: Features such as a cabin with a berth, a galley, and a head make it suitable for day trips or overnight excursions.

Advanced Electronics: Often equipped with modern navigation and fish-finding systems for enhanced convenience and safety.

Cons

Price Point: The 315 Conquest is positioned as a premium boat, which may be costly compared to some competitors in its class.

Fuel Consumption: With powerful twin engines, fuel efficiency can be moderate, especially at higher speeds.

Size Limitations: While spacious, the 31-foot length may limit extended cruising comfort compared to larger offshore models.

Maintenance: High-quality components and systems might require attentive maintenance to keep everything in top condition.

Made For

The 2017 Boston Whaler 315 Conquest is designed for avid anglers and boating enthusiasts who seek a versatile and reliable vessel that excels both offshore and nearshore. Ideal for families and friends who enjoy a day on the water, this boat offers a perfect blend of performance, comfort, and fishing features. Whether you’re targeting big game fish, cruising coastal waters, or entertaining guests, the 315 Conquest caters to those who demand quality craftsmanship, innovative design, and exceptional seaworthiness in a midsize sportfisher.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2017 Boston Whaler 315 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
$1,580.25/mo
$
$
%
Principal Loan Amount$ 212,118
Total Payment$379,259.11

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2017 Boston Whaler 315 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
$1,580.25/mo
$
$
%
Principal Loan Amount$ 212,118
Total Payment$379,259.11

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MERCURYMERCURYMercury-MercuryMERCURY
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3201 Fairview Avenue East
Seattle, WA 98102

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