1984 Duffy 20 Hardtop Diesel Sold Boat in Newport Beach, CA 92663 US
20 Hardtop Diesel
1 Engine (Yanmar)
20 feet
Diesel
Fiberglass/Reinforced
Other Duffy boats for sale in California, United States
1984 Duffy 20 Hardtop Diesel- Refit & Ready
This charming Duffy 20 Hardtop offers timeless elegance with the benefits of a modern upgrade. Powered by a unique Yanmar diesel engine, this vessel has undergone a $20,000 professional refit by South Coast Shipyard in Newport Beach.
Highlights:
• Yanmar diesel engine- rare and efficient
• Stunning etched glass hardtop for added character and shade
• $20,000 in recent upgrades, including:
• Fresh bottom paint
• New shaft seals
• Full LP paint on hull and interior
• Brand new seating
• Refinished brightwork & varnish
This boat is a head turner in the harbor and a joy to cruise. Whether you're looking for a classy electric alternative, a harbor cocktail cruiser, or a standout rental fleet addition, this Duffy is ready to impress.
For serious inquiries, please contact Mark directly at 949-548-9999
All inquiries must include a phone number for a response
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 |
|---|---|---|
| 12/2/25 | Price decreased | $19,500(-20.4%) |
| 7/8/25 | Price decreased | $24,500(-15.5%) |
| 6/28/25 | Initial price | $29,000 |
Overview from around the web 1984 Duffy 20 Hardtop Diesel
The 1984 Duffy 20 Hardtop Diesel has garnered a positive reputation among boat enthusiasts and owners alike
Here’s what customers are saying about this classic vessel: 1. Reliability: Many owners appreciate the dependable diesel engine, highlighting its fuel efficiency and longevity. The Duffy 20 Hardtop Diesel is often praised for its ability to handle various water conditions with ease. 2. Comfortable Space: The spacious interior, complete with a hardtop for protection from the elements, is frequently mentioned. Customers love the ample seating and the overall layout, which makes it perfect for socializing or relaxing on the water. 3. Classic Design: The timeless design of the Duffy 20 is often noted, with many owners expressing admiration for its classic lines and charming aesthetics. This boat appeals to those who appreciate vintage craftsmanship. 4. Ease of Use: Many users highlight how easy it is to operate, making it a great choice for both novice and experienced boaters. The handling is often described as smooth and manageable, contributing to a pleasant boating experience. 5. Maintenance: Owners often comment on the ease of maintenance for the diesel engine, which can be less demanding than gasoline alternatives. This aspect is appreciated by those looking to minimize upkeep while maximizing enjoyment on the water. 6. Versatility: The Duffy 20 Hardtop Diesel is noted for its versatility, serving well for leisurely cruises, fishing trips, or simply enjoying a day on the water with family and friends. Overall, the 1984 Duffy 20 Hardtop Diesel continues to be a beloved choice for those seeking a reliable, comfortable, and stylish boating experience.
The Biggest Pros and Cons
1984 Duffy 20 Hardtop Diesel Overview The Duffy 20 Hardtop Diesel is a classic vessel that combines timeless design with practical features, making it a popular choice for boaters looking for a dependable and versatile craft. Below are the pros and cons of this model.
Pros
Durable Construction: Known for their solid build quality, Duffy boats are designed to withstand the rigors of marine environments, ensuring longevity and reliability.
Fuel Efficiency: The diesel engine offers excellent fuel economy, providing longer ranges and reducing operating costs compared to gasoline engines.
Spacious Interior: The 20-foot length allows for a comfortable cabin area, providing ample space for seating and storage, making it perfect for day trips or leisurely outings.
Hardtop Design: The hardtop provides protection from the elements, allowing you to enjoy boating in various weather conditions while offering shade on sunny days.
Quiet Operation: Diesel engines tend to operate more quietly than their gasoline counterparts, contributing to a peaceful boating experience.
Great Stability: The hull design of the Duffy 20 offers excellent stability, making it a safe option for both novice and experienced boaters.
Easy Maneuverability: Its size and design make it easy to handle, whether you’re navigating through tight spaces or docking at the marina.
Cons
Limited Speed: While fuel-efficient, the diesel engine may not provide the same level of speed and power that some boaters desire, making it less suitable for those looking for high-performance options.
Age-Related Maintenance: Being a 1984 model, potential buyers should be aware of the need for regular maintenance and possible updates to ensure optimal performance and safety.
Less Modern Features: Compared to newer models, the Duffy 20 Hardtop Diesel may lack some of the modern amenities and technology that contemporary boats offer.
Weight: The solid construction, while beneficial for stability, can also make the boat heavier, which may affect towing capabilities.
Limited Overnight Accommodations: While there is cabin space, the Duffy 20 is not designed for extended overnight trips, which may limit its appeal for those seeking a liveaboard experience. ### Conclusion The 1984 Duffy 20 Hardtop Diesel is an excellent choice for those who appreciate classic craftsmanship and value practicality in their boating experience. While it has its limitations, its strengths in durability, efficiency, and comfort make it a worthwhile option for leisurely navigation on calm waters.
Made For
The 1984 Duffy 20 Hardtop Diesel is an ideal choice for boaters seeking a versatile and reliable vessel for both leisurely outings and practical use. Its compact size makes it perfect for families or small groups looking to enjoy a day on the water, whether it be for fishing, entertaining, or simply cruising along the coastline. With its hardtop design, this model offers protection from the elements, making it suitable for year-round boating. The diesel engine provides excellent fuel efficiency and reliability, appealing to those who prioritize long-lasting performance and lower operational costs. Additionally, the Duffy 20 Hardtop is perfect for those who appreciate classic craftsmanship combined with modern amenities. It caters to boaters who value stability and comfort, featuring ample seating and a well-designed layout for both relaxation and activities on board. Whether you're a seasoned boater or a newcomer to the maritime world, the Duffy 20 Hardtop Diesel is designed to enhance your boating experience, making it a perfect fit for a variety of lifestyles and preferences on the water.
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Address
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Boat Location
Contact Allied Yacht & Ship LLC about 1984 Duffy 20 Hardtop Diesel
226 21st Street, Newport Beach, CA, 92663
















