2005 Cobalt 343
$169,900
Boat in Lakeside Marblehead, OH 43440 US
343
2 Engines (2x Mercury Racing)
35 feet
Gas
Fiberglass/Reinforced
New arrival!
Beautiful 343 Cobalt cruiser with mercury high performance 525 motors, and whipple superchargers. Available now at Marine Tech Concepts
Equipped with twin high-performance engines, this boat delivers impressive speed and acceleration, making it ideal for adrenaline-fueled adventures and watersports activities.
The 2005 Cobalt 343 is a sleek and powerful performance boat designed for thrill-seekers and boating enthusiasts. With its aggressive lines and sporty appearance, this vessel stands out on the water. Measuring at 34 feet and 3 inches in length, it offers a perfect balance between size and maneuverability.
The Cobalt 343 boasts a spacious and well-designed cockpit that comfortably accommodates several passengers. The high-quality upholstery and luxurious finishes enhance the overall comfort and elegance of the interior. Equipped with twin high-performance engines, this boat delivers impressive speed and acceleration, making it ideal for adrenaline-fueled adventures and watersports activities.
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
| Date | Event | Price |
|---|---|---|
| 10/15/25 | Initial price | $169,900 |
2005 Cobalt 343 Video Tours
Overview from around the web 2005 Cobalt 343
Customers consistently praise the 2005 Cobalt 343 for its exceptional performance, luxurious design, and spacious interior
Many boaters highlight the impressive handling and stability of the vessel, making for a smooth ride even in choppy waters. The spacious cockpit and comfortable seating arrangements are frequently mentioned as standout features, providing ample room for family and friends to relax and enjoy the day on the water. Users appreciate the high-quality materials and attention to detail throughout the boat, from the plush upholstery to the elegant finishes. The well-appointed cabin, complete with a private head, galley, and sleeping accommodations, receives positive feedback for its functionality and comfort. Owners often remark on the boat's ability to serve as both a weekend getaway and a day boat, offering the versatility needed for various boating activities. Additionally, the powerful engines and efficient performance draw compliments, particularly when it comes to cruising and watersports. Overall, the 2005 Cobalt 343 is celebrated for its blend of luxury, comfort, and performance, making it a favored choice among boating enthusiasts.
The Biggest Pros and Cons
2005 Cobalt 343: Pros and Cons
Pros
Luxury and Comfort: The Cobalt 343 is designed with an emphasis on comfort, featuring plush seating and ample space for passengers. Its stylish interior is equipped with high-quality materials, providing a refined boating experience.
Performance: With powerful engines and a well-constructed hull, the 343 delivers impressive performance on the water. The boat offers excellent handling, making it suitable for both leisurely cruising and more spirited outings.
Ample Storage: The design incorporates plenty of storage options, allowing for easy management of gear and personal items. This is particularly beneficial for longer outings where space is at a premium.
Versatile Layout: The cockpit and cabin layouts are versatile, accommodating both social gatherings and family time. The dual-console design allows for easy movement around the boat.
Quality Build: Cobalt is known for its craftsmanship, and the 343 is no exception. The boat’s construction reflects durability and longevity, making it a reliable choice for boaters.
Cons
Fuel Consumption: While the performance is commendable, the powerful engines can lead to higher fuel consumption compared to smaller boats. This could be a consideration for those who plan extended trips.
Size and Maneuverability: The 343's larger size can make it less maneuverable in tight spaces, such as small docks or marinas. This could be a challenge for some boaters, especially those who are less experienced.
Maintenance Costs: As a luxury boat, the Cobalt 343 may come with higher maintenance and repair costs, which is an important factor to consider for potential buyers.
Price Point: The initial investment may be higher than other boats in its class, which could deter budget-conscious buyers or those looking for more basic models.
Limited Offshore Capability: While suitable for day cruising and inland waters, the Cobalt 343 may not be the best option for serious offshore adventures due to its design focus primarily on leisure and comfort.
Made For
The 2005 Cobalt 343 is designed for those who seek a blend of luxury and performance on the water. Ideal for families and groups of friends, this boat offers ample space for entertaining and relaxation. With a capacity to accommodate up to 12 passengers, it’s perfect for weekend getaways, day cruising, or hosting gatherings on the water. This model caters to boating enthusiasts who appreciate high-quality craftsmanship and innovative features. Its powerful twin engines provide exhilarating speed and impressive handling, making it suitable for both leisurely cruises and adrenaline-fueled adventures. Additionally, the spacious cockpit and well-appointed cabin ensure comfort, with features such as plush seating and a fully equipped galley. Whether you’re an experienced boater or new to the world of yachting, the 2005 Cobalt 343 offers a versatile and enjoyable boating experience, making it the perfect choice for anyone looking to explore, entertain, and create lasting memories on the water.
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2005 Cobalt 343 | |||||
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| $169,900 | $178,615 | $218,665 | $119,900 | $221,481 | $105,495 |
| Lakeside Marblehead | Peninsula | Peninsula | Cleveland | Huron | Peninsula |
| 35' | 24' | 26' | 29' | 28' | 23' |
| 3' | - | - | - | - | - |
| Mercury Racing | - | - | Volvo Penta | - | - |
| 750 hp | - | - | 400 hp | - | - |
| 674 | 497 | 746 | 3 | 292 | 497 |
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Address
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Contact Marine Tech Concepts about 2005 Cobalt 343
7130 E Harbor Rd, Marblehead, OH, 43440







































