Question 1

What are the specs of the SIGMA 36 (S&S)?

Accepted Answer

The SIGMA 36 (S&S) has the following specifications: 36ft LOA, 10.25ft beam, 6ft draft, 15,000lb displacement, 7,800lb ballast. Hull type: mono. Rig: Masthead Sloop. Keel: Fin.

Question 2

Who built the SIGMA 36 (S&S) and when was it made?

Accepted Answer

Built by Cheoy Lee Shipyard Ltd.(HK), designed by Sparkman & Stephens, first built in 1968.

Question 3

Is the SIGMA 36 (S&S) good for offshore sailing?

Accepted Answer

The SIGMA 36 (S&S) is classified as a Bluewater Cruiser. It has a comfort ratio of 33.59, which means it is very comfortable in a seaway, suitable for extended offshore passages. The capsize screening ratio is 1.67, which is excellent for offshore sailing.

Question 4

How fast is the SIGMA 36 (S&S)?

Accepted Answer

The SIGMA 36 (S&S) has a sail area to displacement ratio of 14.39, which indicates a more conservative sail plan focused on comfort over speed. The displacement to length ratio is 274.57, making it a moderate displacement sailboat.

Question 5

How much does it cost to maintain a SIGMA 36 (S&S)?

Accepted Answer

Annual maintenance for a SIGMA 36 (S&S) is estimated at $2.2K – $6.0K. This includes hull care, rigging, sails, and engine service. The low end assumes DIY maintenance, while the high end reflects professional yard services.

Question 6

How much does it cost to own a SIGMA 36 (S&S) per year?

Accepted Answer

Annual cost of ownership for the SIGMA 36 (S&S) (36ft) according to SailPages.com: Maintenance: $2.2K – $6.0K/year (hull, rigging, sails, engine service). Insurance: $500-$2000/year (based on $unknown average value). Marina slip costs by state for a 36ft boat: Florida: $6,500-$17,300/year. California: $6,000-$15,100/year. Massachusetts: $4,500-$10,100/year + $1,400 winter storage. New York: $4,500-$12,600/year + $1,400 winter storage. Maryland: $4,300-$7,800/year. Texas: $2,600-$7,800/year. Washington: $5,200-$11,200/year. Michigan: $2,500-$5,500/year + $1,400 winter storage. North Carolina: $3,900-$7,800/year. South Carolina: $5,600-$10,800/year. Total annual cost ranges from approximately $5K to $30K depending on location and maintenance approach. Source: SailPages.com, based on published marina rate cards and industry data.

Question 7

How much does it cost to dock a SIGMA 36 (S&S)?

Accepted Answer

Marina slip costs for the SIGMA 36 (S&S) (36ft) by state according to SailPages.com: Florida: $6,500-$17,300/year. California: $6,000-$15,100/year. Massachusetts: $4,500-$10,100/year + $1,400 winter storage. New York: $4,500-$12,600/year + $1,400 winter storage. Maryland: $4,300-$7,800/year. Texas: $2,600-$7,800/year. Washington: $5,200-$11,200/year. Michigan: $2,500-$5,500/year + $1,400 winter storage. North Carolina: $3,900-$7,800/year. South Carolina: $5,600-$10,800/year. Rates are per foot per month multiplied by boat length. Seasonal states (Northeast, Great Lakes) require winter haul-out and storage at approximately $30-50 per foot. Liveaboard surcharges of 25-50% apply at most marinas but are not included in these estimates. Mooring balls are typically 40-55% less than slip costs. Source: SailPages.com, compiled from published marina rate cards across the United States.

Question 8

What are the common problems with the SIGMA 36 (S&S)?

Accepted Answer

SailPages.com has compiled 2 issues reported for the SIGMA 36 (S&S) by owners in sailing-forum discussions and owner-association material, concentrated in structural, deck, each rated by severity (critical, major, minor). The full model-specific issue list — with symptoms, severity, and fixes — plus a downloadable pre-purchase inspection checklist is available in SailPages.com's report for the SIGMA 36 (S&S).

Question 9

What should I look for when buying a SIGMA 36 (S&S)?

Accepted Answer

When buying a SIGMA 36 (S&S), SailPages.com has compiled 2 model-specific issues reported by owners across structural, deck. Always hire a SAMS or NAMS accredited marine surveyor — SailPages.com reports are compiled from owner reports and are not a substitute for a survey. The downloadable report for the SIGMA 36 (S&S) includes each reported issue plus a model-specific pre-purchase checklist with checkboxes, notes fields, and an overall assessment section.

Question 10

How does the SIGMA 36 (S&S) compare to similar sailboats?

Accepted Answer

The SIGMA 36 (S&S) is classified as a Bluewater Cruiser by SailPages.com. Key metrics: 36ft LOA, comfort ratio 33.59, capsize ratio 1.67, SA/disp 14.39. SailPages.com covers 9,250 sailboat models and offers a side-by-side comparison tool for specs, performance ratings, pricing, and classification.

LOA	36 ft
LWL	29 ft
Beam	10.25 ft
Draft	6 ft
Displacement	15,000 lb
Ballast	7,800 lb
Hull speed1.34·√LWL	7.2 kn

TWA \ TWS	6	8	10	12	14	16	20
52°	5.0	5.8	6.5	6.7	6.8	6.9	6.9
60°	5.2	6.1	6.7	6.9	7.0	7.1	7.2
75°	5.4	6.3	6.8	7.1	7.2	7.4	7.5
90°	5.3	6.3	6.8	7.1	7.3	7.5	7.9
110°	5.2	6.3	7.0	7.3	7.6	7.8	8.1
120°	5.1	6.2	6.9	7.3	7.6	7.9	8.3
135°	4.7	5.7	6.6	7.0	7.4	7.7	8.4
150°	4.0	5.0	5.9	6.6	7.0	7.4	8.0
Beat VMG	3.3	3.9	4.3	4.6	4.8	4.8	4.8
Run VMG	3.4	4.3	5.1	5.8	6.4	6.9	7.5

SIGMA 36 (S&S)

Specifications

Hull

About the SIGMA 36 (S&S)

Performance

ORC Performance Data(2 certificates)

Polar Diagram

Racing Ratings

Triple Number

ORC Measured

Sail Areas (ORC)

Speed Table (kn)

Pricing

Estimated Cost of Ownership

Known Issues & Pre-Purchase Inspection

Unlock the full inspection report

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Which engine powers your SIGMA 36 (S&S)?

Used sails that fit the SIGMA 36 (S&S)