2026 Sea Ray SLX 400 Boat in Rogers, MN 55374 US

$959,638

New
builtBuilt in 2026
Year the boat was built
model

SLX 400

Boat model
engine

2 Engines (2x MERCRUISER)

Engine type and count
length

40 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
40ft
Length Overall
39ft
Beam
12.08ft
Max Draft
3.67ft
Dry Weight
20794lb
Fuel Tanks
250gal
Hull Material
fiberglass
Hull Shape
other
Engine 1
Engine Make
MERCRUISER
Engine Model
ECT 8.2 MAG HO SC AX BR3X
Total Power
430hp
Fuel Type
gasoline
Engine 2
Engine Make
MERCRUISER
Engine Model
ECT 8.2 MAG HO SC AX BR3X
Total Power
430hp
Fuel Type
gasoline

Price History

DateEventPrice
5/21/26Price increased$959,638
12/30/25Initial pricePrice on request

Videos from MarineMax Rogers on this 2026 Sea Ray SLX 400

Contact MarineMax Rogers

Rogers, MN, 55374

Boattest.com Review

Boat Test Review on BoatTest.com

Overview

The Sea Ray 400 SLX with outboard power represents a refined blend of performance and comfort, featuring the latest Mercury 300 horsepower V8 outboards. This model maintains ample swim platform space despite the outboard configuration and integrates advanced technology and thoughtful design elements throughout the vessel.

Exterior Design and Swim Platform

The swim platform remains spacious, extending only 16 inches from the transom at its narrowest point, ensuring no compromise in usable space despite the outboard engines. The transom is equipped with 9-inch pull-up cleats on both sides, and deep storage compartments under the port side seating accommodate longboards, skis, and wakeboards. A convenient inflator for water toys is included, along with a cleverly stored pole that can be used to support a stand-up transom shower. Shore power connections, city water inlet, electrical and TV hookups, and a fresh water washdown are all neatly organized in one area, complemented by USB connectivity adjacent to the lounge.

Power and Performance

Powered by triple Mercury 300 horsepower V8 outboards featuring advanced technology such as larger alternators and quieter operation, the 400 SLX delivers impressive performance. The boat weighs approximately 21,258 pounds with fuel and passengers aboard. During testing, it reached a top speed of 51.8 miles per hour at 5,900 RPM, with an optimal cruise speed of 32.9 miles per hour at 4,000 RPM. Fuel consumption at cruise was measured at 34.8 gallons per hour, yielding a range of 319 statute miles while retaining a 10% fuel reserve. The vessel planes quickly, achieving 20 miles per hour in 6 seconds and 30 miles per hour in 9.5 seconds. Handling is responsive with a comfortable turning radius, and the joystick docking system allows for precise maneuvering in tight spaces. The hull design provides a smooth ride with minimal hull slap or pounding, even when crossing wakes at speed.

Mechanical and Systems Layout

The engine compartment is thoughtfully arranged, featuring an optional SeaKeeper 3 gyro stabilizer mounted centrally with stringers pre-built to accommodate it. On the port side are house and engine start batteries along with the generator, while the starboard side houses hydraulic components for the terrace. The vessel includes a generator and the innovative Fathom ePower system, which provides 22 kilowatt-hours of lithium-ion battery capacity to power onboard electrical systems such as air conditioning, electric grills, and refrigeration. This system intelligently manages power loads and interfaces with the Simrad multifunction displays for real-time monitoring and can be recharged via engine alternators, generator, or shore power.

Helm and Electronics

The helm station is one of the most refined in its class, featuring a soft-touch dash and dual 12-inch Simrad Evo 3S multifunction displays with the NaviOp system for comprehensive control of electrical systems and lighting presets. The displays support up to six panels simultaneously and include tide graphs, engine data, vessel controls such as cruise control, troll control, and active trim. Additional helm features include sport exhaust controls, flush-mounted Fusion stereo, spotlight control, Seakeeper controls, auto glide automatic trim tabs, joystick docking, and a Simrad VHF radio. Dual helm seats are ergonomically designed with 24-inch width, flip-up bolsters, and adjustable fore and aft swivel functionality. Generator and 120-volt AC controls are conveniently located beneath the port helm seat.

Deck and Bow Features

The deck layout includes strategically placed cleats for secure mooring, with a 10-inch cleat forward of midships and another at the bow. The bow area features dual hatches providing access to the ground tackle, which can be remotely controlled. Fresh water washdown is located nearby, flanked by LED navigation lights and a remote-controlled spotlight on the port side, enhancing safety and convenience.

Conclusion

The Sea Ray 400 SLX outfitted with triple 300 horsepower Mercury V8 outboards offers a compelling combination of power, technology, and comfort. Its well-considered design preserves functional space while integrating advanced systems such as the SeaKeeper gyro stabilizer and Fathom ePower battery system. Performance testing demonstrated quick acceleration, efficient cruising, and smooth handling, complemented by a sophisticated helm and electronics package. Overall, the 400 SLX is a versatile and comfortable boat that performs confidently in a variety of conditions, making it a strong contender in its class.

Overview from around the web 2026 Sea Ray SLX 400

Customers are raving about the 2026 Sea Ray SLX 400, highlighting its perfect blend of luxury, performance, and innovative technology

Enthusiasts appreciate the spacious and elegantly designed cockpit that seamlessly transitions from lounging to entertaining, making it ideal for social gatherings. The advanced digital helm offers intuitive controls, enhancing the overall driving experience. Many users have praised the powerful engine options, delivering impressive speed and agility on the water while maintaining a smooth ride. The upgraded sound system is a standout feature, providing crystal-clear audio for an immersive atmosphere. Additionally, the stylish aesthetics and intricate attention to detail in the upholstery and finishes have not gone unnoticed, with customers calling it a true head-turner on the waves. Overall, the 2026 Sea Ray SLX 400 is being recognized as a top choice for those seeking luxury and performance, leaving boaters excited about their time on the water.

The Biggest Pros and Cons

2026 Sea Ray SLX 400: Pros and Cons

Pros

Stunning Design: The SLX 400 showcases an elegant and modern aesthetic, with sleek lines and a refined profile that turns heads on the water.

Spacious Layout: With ample seating and innovative configurations, the deck is designed for entertainment, making it ideal for gatherings with family and friends.

Powerful Performance: Equipped with robust engine options, the SLX 400 delivers impressive speed and stability, ensuring a thrilling ride in various water conditions.

Advanced Technology: The boat features cutting-edge technology, including advanced navigation systems, Bluetooth connectivity, and intuitive control interfaces, enhancing the overall boating experience.

Luxurious Amenities: High-quality materials and upscale finishes are abundant throughout the interior and exterior spaces, providing comfort and sophistication.

Versatile Functionality: The versatile layout allows for various activities, from water sports to lounging, catering to diverse preferences on the water.

Robust Storage Solutions: Ample storage compartments help keep the deck tidy and organized, ensuring you have everything you need for a day out on the water.

Cons

Price Point: The luxurious features and advanced technology come at a premium price, which may be a barrier for some potential buyers.

Fuel Consumption: The performance-oriented design may lead to higher fuel consumption, which can affect operating costs over time.

Maintenance Needs: As with any high-performance vessel, the SLX 400 may require more regular maintenance and care to keep it in optimal condition.

Size Limitations: While spacious, the overall size of the SLX 400 may not be suitable for all docks or marinas, requiring some planning for storage and transport.

Complex Systems: The advanced technology and features may require a learning curve for users unfamiliar with modern boating systems.

Made For

The 2026 Sea Ray SLX 400 is designed for those who seek the ultimate luxury on the water. This high-performance vessel caters to discerning boaters who appreciate style, comfort, and innovation. Whether you are an enthusiastic water sports lover, a social entertainer, or a serene cruiser, the SLX 400 offers something for everyone. Ideal for families and friends looking to escape the everyday, the SLX 400 boasts a spacious layout that accommodates gatherings with ease. Its sleek and modern design not only turns heads but also enhances onboard comfort, making it perfect for long days spent on the water or elegant evening outings. For the performance-minded boater, the SLX 400 is equipped with powerful engines and advanced technology that deliver an exhilarating riding experience, ensuring that both thrill-seekers and leisure cruisers feel at home. The state-of-the-art navigation systems and controls make it easy for all levels of boaters to operate, making it an excellent choice for those new to boating as well as seasoned veterans. With luxurious seating, ample storage, and customizable options, the 2026 Sea Ray SLX 400 is for anyone who values quality time on the water and wants to create unforgettable memories with loved ones.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Sea Ray SLX 400. 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 Other cost in today's market, or how much does a Sea Ray 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.
$
$
510152025
%
Principal Loan Amount$ 815,692
Total Payment$1,458,427.00
Monthly payment
$6,076.78/mo

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Sea Ray SLX 400. 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 Other cost in today's market, or how much does a Sea Ray 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.
$
$
510152025
%
Principal Loan Amount$ 815,692
Total Payment$1,458,427.00
Monthly payment
$6,076.78/mo

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4'-----
MERCRUISERMERCRUISERMERCRUISERMERCRUISERMERCRUISERMERCRUISER
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MarineMax Rogers

Address

Rogers, MN 55374

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