NEPTUNE 16
Specifications
Hull
| LOA | 15.75 ft |
| LWL | 13.5 ft |
| Beam | 6.17 ft |
| Draft | 4 ft/ 0.83 ft min |
| Displacement | 900 lb |
| Ballast | 200 lb |
| Hull speed1.34·√LWL | 4.9 kn |
Rig & Sails
| Iforetriangle height | 16 ft |
| Jforetriangle base | 5.33 ft |
| Pmainsail luff | 18 ft |
| Emainsail foot | 8 ft |
| FLforestay | 5.3 ft |
| Mainsail | 120.4 sq ft |
| Jib (100%) | 42.6 sq ft |
| Spinnaker | 72.5 sq ft |
About the NEPTUNE 16
It is thought that this design derived from the earlier NEWPORT 16. A fixed keel version was also available. Ballast: 275 Draft: 2.5'.
The Neptune 16 is a compact fractional sloop designed by C. William Lapworth/Capital Yachts Inc. and built by Capital Yachts Inc. (USA) in 1981. With a build count of ?, this vessel represents a specific era of small boat construction, featuring a 15.75 ft LOA and a lightweight displacement of 900.0 lb.
- Best for:
- This boat is best suited for coastal cruising, daysailing, and novice sailors seeking a manageable, trailerable package with a 6.17 ft beam that offers stability within a small footprint.
- Bluewater capability:
- With a low displacement of 900.0 lb, a capsize ratio of 2.56, and a comfort ratio of 8.68, the Neptune 16 is not designed for offshore bluewater passage making and is strictly limited to protected coastal waters.
- Comparables:
- Comparable boats include the O'Day 16 and the Catalina 16, as they share similar fractional sloop rigs, trailerable dimensions, and roles as entry-level coastal cruisers from the same era.
Performance
Pricing
We don't have market pricing data for the NEPTUNE 16 yet. If you own one, help other buyers — what did you pay for it? Reports build a community price estimate over time.
Estimated Cost of Ownership
Based on 15.75ft LOA. Actual costs vary by condition, usage, and local rates.
Known Issues & Pre-Purchase Inspection
2 reported issues across 2 systems for the NEPTUNE 16, compiled from owner reports in sailing forums and owner-association material.
Unlock the full inspection report
Thinking of buying a NEPTUNE 16? This is an in-depth report on the faults this model is known for — so you know exactly what to check when you walk the boat. For the price of a coffee.
- ✓ All 2 specific issues — severity, symptoms & fixes
- ✓ Model-specific pre-purchase inspection checklist
- ✓ Downloadable PDF to take to your surveyor — yours to keep
One-time $2.99 · secure checkout by Stripe · instant access · 30 days online, PDF yours to keep
Similar Sailboats
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Used sails that fit the NEPTUNE 16
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