Com-Pac 16 Information, Review, Specs

Com-Pac 16 Drawing
Make
Com-Pac
Model
16
Builder
Com-Pac Yachts
Designer
Clark Mills
Number Built
Production Year(s)
1972 - ??

The Com-Pac 16 stands as a foundational pillar in the history of American pocket cruisers. Launched in 1974 by The Hutchins Company and designed by the legendary Clark Mills—creator of the Optimist dinghy—the vessel was conceived to bridge the gap between a fragile daysailer and a cumbersome keelboat. With over 3,000 units produced during its long manufacturing run, it remains one of the most successful small sailboats ever built. The design is characterized by a traditional aesthetic, featuring a plumb bow, a sweeping sheer line, and a fixed shoal-draft keel that allows for easy trailering without the mechanical complexity of a swing-keel or centerboard. Constructed of hand-laid fiberglass with a heavy emphasis on structural integrity, the Com-Pac 16 earned a reputation for being "overbuilt," a trait that has allowed early hulls from the 1970s to remain active on the water today.

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Sailing Performance & Handling

The Com-Pac 16 is defined by its exceptional stability, a direct result of its high ballast-to-displacement ratio. With 450 pounds of concrete and scrap-iron ballast encapsulated within a 1,100-pound total displacement, nearly 41% of the boat’s weight is situated low in the keel. This makes the vessel remarkably stiff, often described by owners as feeling like a much larger yacht. It resists heeling even in stiff breezes, providing a sense of security for novice sailors or those transitioning from larger, more stable keelboats.

However, this stability comes at the cost of light-air performance. Due to its relatively short waterline and heavy displacement, the Com-Pac 16 is not a "pointing" boat; it generally struggles to tack through less than 100 degrees and requires a significant breeze (10 knots or more) to reach its hull speed of approximately 5 knots. The shoal draft of 18 inches allows it to navigate extremely shallow coastal waters, though it results in some leeway when sailing close-hauled. Handling is predictable, with a heavy weather helm that develops as the wind increases, signaling the sailor to reef the main. In an editorial retrospective, enthusiasts often note that while it isn't a racer, its sea-kindliness in a chop is superior to almost any other boat in the 16-foot class.

Interior Comfort & Variations

Despite its diminutive length, the Com-Pac 16 features an enclosed cabin that transforms it from a mere daysailer into a "micro-cruiser." The interior is minimalist, typically featuring two full-length quarter berths that extend aft under the cockpit seats and a small V-berth area forward. While there is no standing headroom—seated headroom is also a premium—the cabin provides a dry, secure space for gear storage or an occasional overnight stay.

The model evolved through three primary iterations:

  • Com-Pac 16 (Mark I): The original version, identifiable by its two small, rectangular portlights on each side.
  • Com-Pac 16-II: Introduced in the early 1980s, this version improved the interior layout and often featured three portlights per side. It included a more refined mast step and improved deck hardware.
  • Com-Pac 16-3: The final major update, which added a stainless steel bowsprit, increasing the total sail area and moving the center of effort forward to help reduce the boat's inherent weather helm.

While the hull shape remained consistent across these generations, Com-Pac Yachts gradually improved the interior fiberglass liners and aesthetic finishes, making later models feel significantly more modern.

The Com-Pac 16 has a significant cultural footprint within the "small boat" movement. It has been a frequent subject of Small Craft Advisor magazine, which often cites the 16 as the benchmark for trailerability and seaworthiness in the micro-cruising community. The boat’s robust nature has also made it a favorite for "pocket-cruising" vloggers and authors who document voyages across the Florida Keys and the Great Lakes, proving that its small size is not a barrier to adventurous coastal exploration.

Known Issues & Buyer’s Checklist

Prospective buyers should focus on several specific areas common to aging Com-Pac 16 hulls:

  • Deck Core Saturation: While the hull is solid fiberglass, the deck is often cored with plywood or balsa. Check for "spongy" areas around the mast step and chainplates, which are common points for water ingress and rot.
  • Mast Step Compression: On older Mark I and II models, the mast step sits atop a wooden block or a section of the deck that can compress over time if water has softened the core, leading to rig tension issues.
  • Hull-to-Deck Joint: The joint is fastened with screws and adhesive. In older boats, this can develop leaks, particularly near the bow, which results in water entering the V-berth area during heavy rain or when taking spray over the bow.
  • Chainplate Leaks: The stainless steel chainplates pass through the deck and are prone to leaking if the sealant has dried out. If left unaddressed, this can rot the small wooden bulkheads or knees that support them.
  • Keel Oxidation: Since the ballast is encapsulated, any deep gouges in the fiberglass keel should be inspected for signs of "bleeding" or rust, which indicates water has reached the internal ballast material.

Community & Resources

The Com-Pac Yacht Owners Association (CPYOA) is one of the most active owner groups in the sailing world. Their technical forums serve as a massive repository of knowledge for DIY repairs, rigging modifications, and trailer maintenance specific to the Com-Pac 16. Additionally, the manufacturer, Com-Pac Yachts, continues to provide support and some replacement parts for legacy models, a rarity for boats designed fifty years ago.

The Verdict

The Com-Pac 16 is an ideal vessel for the sailor who prioritizes simplicity, ruggedness, and the ability to store a boat in a standard garage. While it lacks the speed of modern sportboats, its "big boat" feel in a small package remains unmatched in the used market.

Pros:

  • Extremely stable and difficult to capsize due to high ballast ratio.
  • Simple, robust construction that ages better than many contemporaries.
  • Easy to trailer and launch, even with a mid-sized vehicle.
  • Strong resale value and an exceptionally dedicated owner community.

Cons:

  • Sluggish performance in light winds (under 8 knots).
  • Significant weather helm in heavy air if not reefed early.
  • Cramped interior that is best suited for storage rather than extended living.
  • Fixed shoal keel limits the ability to launch in extremely shallow ramps compared to a centerboard boat.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Transom-Hung
Ballast
450 lbs
Displacement
1100 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
16 ft
Waterline Length (LWL)
14 ft
Beam
6 ft
Draft
1.5 ft
Max Headroom
-
Air Draft
21 ft
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Fractional Sloop
P (Main Luff)
16.25 ft
E (Main Foot)
8 ft
I (Foretriangle Height)
12.75 ft
J (Foretriangle Base)
4.5 ft
Forestay Length (est)
13.52 ft
Sail Area
115 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
17.27
Ballast / Displacement Ratio
40.91
Displacement / Length Ratio (D/L) Ratio
178.96
Comfort Ratio
10.7
Capsize Screening Formula
2.33
Hull Speed
5.01 kn