2026 Sea-Doo GTI Boat in Millsboro, DE 19966 US
GTI
1 Engine (--)
10.8 feet
Gas
Other
Per manufacturer advertising guidelines, displayed price does not include freight/prep. Please see dealer for details. Engine Type: In-Line
Displacement: 99.4 cu. in. (1630 cc)
Bore and Stroke: Bore: 3.94 in. (100 mm); Stroke: 2.72 in. (69.2 mm)
Cooling: Liquid
Compression Ratio: 8:45.1
Fuel System: Gas
Starting: Electric
Dry Weight: 761 lb. (345 kg.)
Fuel Capacity: 18.5 gal. (70 L)
Height: 44.9 in. (1140 mm)
Length: 130.7 in. (3320 mm)
Width: 49.2 in. (1250 mm)
Rider Capacity: 3
Storage Capacity: 40.3 gal.
Pump: Axial Flow
Transmission: Direct Drive
Speedometer: Standard
Tachometer: Standard
Mirrors: Standard
Hull Type: Modified V
Price History
| Date | Event | Price |
|---|---|---|
| 7/10/26 | Price increased | $13,349(+4.3%) |
| 6/11/26 | Price decreased | $12,799(-3.8%) |
| 3/21/26 | Initial price | $13,299 |
2026 Sea-Doo GTI Video Tours
Sea-Doo GTI: BoatTEST Review
Overview
The Sea-Doo GTI SE 170 is a newly introduced platform designed to offer versatility and value. It comes with two engine package options and two color choices, catering to riders who want a flexible watercraft capable of solo rides or carrying up to three passengers. Sea-Doo has focused on creating a stable, ergonomic, and accessorize-friendly model that appeals to a broad range of users.
Exterior Design and Features
The GTI SE 170 features a lowered overall center of gravity to enhance stability, especially when carrying passengers. The hull incorporates the new Polytech 2.0 design, which contributes to a smooth and stable ride. The watercraft is equipped with practical elements such as built-in arches near the handlebar base to prevent foot entanglement, a tow hook, flip-down reboarding ladder, and a ski pylon option. Storage is thoughtfully integrated with a center console that may include a watertight phone box and USB input, as well as a dry storage compartment up front with a removable carrying bag. The fuel fill is conveniently located on the left side. The Link Attachment System on the aft platform allows for versatile accessory stacking, including soft packs, coolers, and fuel containers.
Ergonomics and Rider Interface
Ergonomics are a key focus of the GTI SE 170. The Ergolock towing seat positions the rider’s feet, knees, and hands comfortably to reduce fatigue and improve control. The feet can be planted either forward or back, allowing the rider to engage their strongest muscles for stability. Palm rests help lessen hand fatigue, and additional riders have grab handles for safety. The digital display is positioned just ahead of the fixed handlebars and is operated via left and right handlebar keypads. The left keypad manages the Variable Trim System (VTS), speed regulator, and riding modes (Touring, Sport, Eco), while the right keypad controls sub-menus including trip data, units, brightness, and clock. The BRP Audio Premium speaker system and mirrors are positioned to avoid interference with the rider and reduce the risk of damage during docking.
Power and Performance
The GTI SE 170 delivers a well-rounded performance package. It accelerates from 0 to 50 miles per hour in 5.3 seconds and reaches a top speed of 53 miles per hour. The hull’s rigidity and stability were evident during testing, providing a smooth, controlled ride with no unexpected pulls or shocks, even when navigating tight turns and crossing waves. The lowered center of gravity also contributes to excellent buoyancy and balance, demonstrated by the craft’s stability when standing in a footwell and attempting to tip it.
Dimensions and Specifications
The GTI SE 170 measures 130.6 inches in length overall, 49.2 inches in width, and 44.8 inches in height. It has a dry weight of 739 pounds and a fuel capacity of 15.5 US gallons. The watercraft’s mechanical components are easily accessible by removing the driver’s seat, and security is enhanced with a unique key fob system that powers the ignition on insertion and cuts power when removed. An emergency engine stop button is also located on the left handlebar.
Conclusion
The Sea-Doo GTI SE 170 presents a compelling package for riders seeking stability, ergonomic comfort, and customization options. Its thoughtful design elements, smooth handling, and solid performance make it an attractive choice in its class. Overall, the GTI SE 170 stands out as a versatile and well-engineered watercraft that offers excellent value for its price point.
Overview from around the web 2026 Sea-Doo GTI
Customers are raving about the 2026 Sea-Doo GTI, highlighting its exceptional blend of performance, comfort, and versatility
Many users appreciate the smooth and powerful ride, thanks to its advanced engine technology that offers both speed and fuel efficiency. The spacious seating and comfortable ergonomics make it perfect for family outings or solo adventures, with ample storage for gear and personal items. The innovative features, such as the iDF (Intelligent Debris Free) system, have received praise for their ease of use, allowing riders to maintain optimal performance without hassle. Additionally, the interactive display is noted for providing valuable information at a glance, enhancing the overall riding experience. Customers also admire the sleek design and vibrant color options that make the Sea-Doo GTI stand out on the water. Overall, users commend it as an excellent choice for those seeking a reliable and fun watercraft that caters to both recreational and leisure activities.
The Biggest Pros and Cons
Pros
Versatile Performance: The 2026 Sea-Doo GTI offers a powerful engine that delivers impressive speed and acceleration, making it suitable for both leisurely cruising and thrilling adventures.
Innovative Technology: Equipped with advanced features like the Intelligent Brake and Reverse system, riders can enjoy enhanced control and safety on the water.
Comfortable Design: With a spacious seat that accommodates multiple passengers, the GTI ensures a comfortable ride, ideal for family outings and watersport activities.
Storage Capacity: Generous storage compartments provide ample space for gear, coolers, and personal items, allowing for extended adventures without compromising on convenience.
Fuel Efficiency: The 2026 model is designed to be fuel-efficient, enabling longer rides with fewer stops for refueling.
Customizable Options: The Sea-Doo GTI can be customized with various accessories and add-ons, allowing owners to personalize their watercraft to suit individual preferences.
Stable Handling: Its hull design promotes stability and smooth handling in various water conditions, enhancing overall rider confidence.
Cons
Price Point: The 2026 Sea-Doo GTI may be on the higher end of the price spectrum compared to some other watercraft in its class, which could be a consideration for budget-conscious buyers.
Weight: Some riders may find the GTI slightly heavier than sportier models, which could impact agility in certain maneuvers, especially for beginners.
Maintenance Costs: Like any watercraft, the Sea-Doo GTI will require regular maintenance, and the cost of parts and service can add up over time.
Limited Off-Road Capabilities: While it excels in water performance, the GTI may not be as versatile for off-water exploration compared to amphibious vehicles.
Learning Curve: New riders may experience a learning curve in mastering the controls and handling of the vehicle, particularly on choppy waters or at high speeds.
Made For
The 2026 Sea-Doo GTI is designed for water enthusiasts of all levels, from beginners to seasoned riders. Its versatile features make it ideal for families seeking a fun day on the water, while also appealing to thrill-seekers looking for adventure. The GTI offers stability and ease of handling, which is perfect for newcomers, yet it's packed with power and performance enhancements that experienced riders will appreciate. Families will enjoy its spacious seating and storage options, making it perfect for day trips and gatherings. Meanwhile, its integrated technology, such as the Bluetooth audio system and innovative ride control features, enhances the overall experience. With a sleek design and customizable options, the 2026 Sea-Doo GTI is tailored for those who want to maximize their time on the water and create unforgettable memories. Whether you’re exploring calm lakes or tackling coastal waves, the GTI is your go-to watercraft for every adventure.
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2026 Sea-Doo GTI | |||||
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| $13,349 | $13,349 | $13,399 | $12,949 | $12,799 | $14,199 |
| Millsboro | Millsboro | Millsboro | Millsboro | Millsboro | Millsboro |
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| 134 | 134 | 134 | 363 | 169 | 141 |
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Meet the Broker

Address
Boat Location
Contact Short's Marine about 2026 Sea-Doo GTI
32415 Long Neck Road, Millsboro, DE, 19966
























