2026 Sea Ray SLX 310 Outboard

$510,659

New

Boat in Saint Petersburg, FL 33707 US

builtBuilt in 2026
Year the boat was built
model

SLX 310 Outboard

Boat model
engine

2 Engines (2x MERCURY)

Engine type and count
length

31 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
31ft
Length Overall
31ft
Beam
10.25ft
Max Draft
2.67ft
Dry Weight
10335lb
Fuel Tanks
158gal
Hull Material
fiberglass
Hull Shape
other
Engine 1
Engine Make
MERCURY
Engine Model
WHT 350 JPO V10
Total Power
350hp
Fuel Type
gasoline
Engine 2
Engine Make
MERCURY
Engine Model
WHT 350 JPO V10
Total Power
350hp
Fuel Type
gasoline

Price History

DateEventPrice
5/20/26Price increased$510,659
9/30/25Initial pricePrice on request

Videos from MarineMax St. Petersburg on this 2026 Sea Ray SLX 310 Outboard

Contact MarineMax St. Petersburg

St. Petersburg, Florida, 33707

Boattest.com Review

Overview

The C-Ray SLX310 is a premium model from C-Ray, blending luxury features with advanced technology. This boat is designed to offer both comfort and performance, making it suitable for a variety of recreational boating activities. Our evaluation includes a detailed inspection of its features and a comprehensive performance test.

Exterior Design and Deck Features

The SLX310 features a well-thought-out exterior with a spacious layout. The swim platform area provides 1 foot 1 inch of decking between the outboard well and the transom, creating ample space between the two swim platforms, which measure 4 feet fore and aft. The decking is covered with soft C-Deck non-skid material to enhance traction. Multiple water access points include a fold-out swim step equipped with a sensor for operator alert, ideal for diving or towing sports, and a traditional reboarding ladder certified by the NMMA for safety standards. The sun pad measures 3 feet 2 inches by 5 feet 4 inches and includes a five-position adjustable backrest, storage with built-in dividers beneath, and convenient cup holders integrated into the armrests. Stereo controls and a 12-volt charging station are embedded in the port armrest. The walkthrough from the swim platform rises by a 10-inch step featuring a hatch for wet gear storage and a freshwater shower. The hull houses 12-volt DC switches, a 110-volt battery charger, and a boarding step. The power tower, constructed from aluminum, serves as a high tow point for wakeboarders and supports an electrically actuated bimini shade that lowers 1 foot 8 inches without obstructing the driver's view. A hardtop option is also available.

Cockpit and Helm Station

The cockpit is designed for socializing and functionality, featuring L-shaped seating around a standard table that comfortably accommodates six guests. Upholstery in an earth-tone mocha color is enhanced with diamond stitching for a refined appearance. Storage is abundant, including under-seat compartments, a corner bolster storage area, and a glove box. The floor includes quick-dry pull-out mats and drainage for easy maintenance. The transom sun pad lifts hydraulically to reveal access to the battery pack and other mechanical components such as the engine steering pump and house batteries. A wet bar to starboard includes a sink, grill, storage cabinets, and a fridge/freezer compartment. Forward of the wet bar is an additional cozy seat. The helm station is equipped with dual 9-inch Simrad displays integrated with Mercury Digital Vessel View, offering chart plotting, depth sounding, water temperature, and fish finding capabilities. The helm features a tilt steering wheel, digital push-button start, and conveniently placed ignition keys outside the knee-strike zone. Controls include standard trim tabs, Mercury DTS spinnaker control, and optional joystick and active trim systems, which enhance handling and ease of operation. Visibility from the helm is excellent, aided by a windshield wiper and a low-glare dark vinyl dash insert. The helm seat and companion seat are upholstered with premium materials, include diamond stitching, and offer practical features such as flip-up bolsters, cup holders, grab handles, and swivel capability for the companion seat to engage with the cockpit area. Additional storage includes a closed cubby, an open tray with rubber mat, angled footrests, and an in-floor locker with a sliding drawer.

Private Accommodations and Head

The port console houses a well-appointed head compartment featuring a port light for ventilation, a stainless steel sink, a grab handle, and a vacuum flush toilet with a 20-gallon holding tank. The head is designed for convenience and comfort, complementing the boat’s overall luxurious feel.

Bow Seating and Storage

The bow area offers nearly a full circle of well-padded seating with a standard side-mounted table, with an option for a second table to starboard to accommodate larger gatherings. Two optional filler cushions can convert the seating into a large sun pad. The seats include padded armrests that fold up and down, grab rails, cup holders, and integrated speakers. Storage compartments are accessible beneath the seats, including a large compartment under the starboard seat that extends beneath the helm. The center seat cushion lifts to reveal a step and a hatch providing access to the anchor rode locker, which contains the windlass with remote operation, anchor sprayer, spotlight, and cleat. A beach boarding ladder can also be installed in this area.

Power and Performance

The SLX310 measures 33 feet 10 inches overall with a beam of 10 feet 2 inches and a dry weight of 10,335 pounds. Our test boat, with 50% fuel, two people, and gear, had an estimated test weight of 11,229 pounds. Powered by twin 300-horsepower Mercury Verado outboards, the boat achieved a top speed of 51.3 miles per hour at 5,500 RPM. The most efficient cruising speed was 35.8 miles per hour at 4,000 RPM, with a fuel consumption of 21.5 gallons per hour, yielding a range of approximately 237 statute miles while maintaining a 10% fuel reserve. The SLX310 planes quickly in 4.8 seconds and features SeaRay’s dynamic running surface triangular plates at the stern, which can be manually or automatically adjusted to optimize performance. The ride quality is solid and smooth, with a 21-degree deadrise that cushions impacts in choppy conditions. The boat’s high freeboard helps keep passengers dry, and it responds predictably during high-speed maneuvers. The joystick option greatly enhances precision during docking and low-speed handling.

Conclusion

The C-Ray SLX310 demonstrates a strong attention to detail, combining luxury, technology, and performance in a well-rounded package. Its user-friendly features, including advanced digital controls and thoughtful design elements, make it accessible to a wide range of boaters. The boat’s solid ride, responsive handling, and comprehensive amenities ensure it is well-equipped for enjoyable days on the water.

Overview from around the web 2026 Sea Ray SLX 310 Outboard

Customers are praising the 2026 Sea Ray SLX 310 Outboard for its sleek design, powerful performance, and luxurious comfort

Many highlight the smooth and responsive handling provided by the advanced outboard engines, making it ideal for both leisurely cruises and watersports. The spacious and well-appointed cockpit receives frequent compliments for its high-quality materials and thoughtful layout, ensuring a premium experience on the water. Users also appreciate the boat's versatility, noting how easily it adapts to family outings, entertaining guests, or day trips. Overall, owners commend the SLX 310 Outboard for delivering a perfect blend of style, functionality, and innovation.

The Biggest Pros and Cons

The 2026 Sea Ray SLX 310 Outboard offers a compelling blend of performance, luxury, and versatility, making it a standout choice in the premium sport boat category. Here’s a look at the pros and cons to help you decide if it’s the right boat for you:

Pros

Powerful Outboard Performance: Equipped with advanced outboard engines, the SLX 310 delivers impressive speed and smooth acceleration, ideal for water sports and cruising.

Luxurious and Spacious Design: The boat features a sleek, modern layout with ample seating and high-quality materials, providing comfort for family and guests.

Innovative Technology: Integrated smart controls, touchscreen displays, and premium sound systems enhance the on-water experience.

Versatility: Whether you’re entertaining, fishing, or enjoying watersports, the SLX 310 offers configurable spaces and plenty of storage.

Easy Maintenance: Outboard engines simplify service and reduce onboard noise and vibration compared to traditional sterndrive models.

Cons

Price Point: As a premium model, the SLX 310 Outboard comes with a higher price tag, which may be a consideration for budget-conscious buyers.

Fuel Consumption: Powerful engines mean fuel consumption can be higher, especially at top speeds.

Limited Cabin Space: While comfortable for day use, the boat’s cabin and overnight accommodations are minimal compared to larger cruisers.

Weight and Handling: The boat’s size and weight may require a more powerful tow vehicle and could be less nimble in tight docking situations.

Made For

The 2026 Sea Ray SLX 310 Outboard is perfect for boating enthusiasts who seek a versatile and stylish vessel that excels in both performance and comfort. Ideal for families, social gatherings, and water sports lovers, this boat offers ample seating, premium amenities, and advanced technology to ensure an enjoyable day on the water. Whether you're cruising coastal waters, entertaining guests, or enjoying watersports, the SLX 310 Outboard delivers a seamless blend of luxury and functionality for a wide range of boating lifestyles.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Sea Ray SLX 310 Outboard. 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.
Monthly payment
$3,233.68/mo
$
$
%
Principal Loan Amount$ 434,060
Total Payment$776,083.16

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Sea Ray SLX 310 Outboard. 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.
Monthly payment
$3,233.68/mo
$
$
%
Principal Loan Amount$ 434,060
Total Payment$776,083.16

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$510,659$508,152$504,612$500,360$522,306$375,455
Saint PetersburgNaplesFort Walton BeachStuartJupiterStuart
31'31'31'31'31'28'
3'-----
MERCURYMERCURYMERCURYMERCURYMERCURYMERCURY
350 hp350 hp350 hp300 hp400 hp250 hp
232011002080
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Location
Nominal Length
Draft
Engine Make
Total Engine Power
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Meet the Broker

MarineMax St. Petersburg

Address

St. Petersburg, Florida 33707

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