Question 1

What are the specs of the SUNRAY 21?

Accepted Answer

The SUNRAY 21 has the following specifications: 20.75ft LOA, 8ft beam, 2.5ft draft, 2,600lb displacement, 1,160.1lb ballast. Hull type: mono. Rig: Masthead Sloop. Keel: Twin/Triple.

Question 2

Who built the SUNRAY 21 and when was it made?

Accepted Answer

Built by Cobramold Ltd./Sun Yachts Ltd. (UK), designed by Arthur Howard, first built in 1971.

Question 3

Is the SUNRAY 21 good for offshore sailing?

Accepted Answer

The SUNRAY 21 is classified as a Catamaran / Multihull. It has a comfort ratio of 13.63, which means it has a sportier ride, better suited for coastal and protected waters. The capsize screening ratio is 2.33, which is best suited for coastal cruising.

Question 4

How fast is the SUNRAY 21?

Accepted Answer

The SUNRAY 21 has a sail area to displacement ratio of 17.39, which indicates moderate performance suitable for cruising. The displacement to length ratio is 216.58, making it a moderate displacement sailboat.

Question 5

How much does it cost to maintain a SUNRAY 21?

Accepted Answer

Annual maintenance for a SUNRAY 21 is estimated at $700 – $1.8K. 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 SUNRAY 21 per year?

Accepted Answer

Annual cost of ownership for the SUNRAY 21 (20.75ft) according to SailPages.com: Maintenance: $700 – $1.8K/year (hull, rigging, sails, engine service). Insurance: $500-$2000/year (based on $unknown average value). Marina slip costs by state for a 20.75ft boat: Florida: $3,700-$10,000/year. California: $3,500-$8,700/year. Massachusetts: $2,600-$5,800/year + $800 winter storage. New York: $2,600-$7,300/year + $800 winter storage. Maryland: $2,500-$4,500/year. Texas: $1,500-$4,500/year. Washington: $3,000-$6,500/year. Michigan: $1,500-$3,200/year + $800 winter storage. North Carolina: $2,200-$4,500/year. South Carolina: $3,200-$6,200/year. Total annual cost ranges from approximately $3K to $16K 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 SUNRAY 21?

Accepted Answer

Marina slip costs for the SUNRAY 21 (20.75ft) by state according to SailPages.com: Florida: $3,700-$10,000/year. California: $3,500-$8,700/year. Massachusetts: $2,600-$5,800/year + $800 winter storage. New York: $2,600-$7,300/year + $800 winter storage. Maryland: $2,500-$4,500/year. Texas: $1,500-$4,500/year. Washington: $3,000-$6,500/year. Michigan: $1,500-$3,200/year + $800 winter storage. North Carolina: $2,200-$4,500/year. South Carolina: $3,200-$6,200/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 SUNRAY 21?

Accepted Answer

SailPages.com has compiled 1 issues reported for the SUNRAY 21 by owners in sailing-forum discussions and owner-association material, concentrated in rigging, 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 SUNRAY 21.

Question 9

What should I look for when buying a SUNRAY 21?

Accepted Answer

When buying a SUNRAY 21, SailPages.com has compiled 1 model-specific issues reported by owners across rigging. 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 SUNRAY 21 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 SUNRAY 21 compare to similar sailboats?

Accepted Answer

The SUNRAY 21 is classified as a Catamaran / Multihull by SailPages.com. Key metrics: 20.75ft LOA, comfort ratio 13.63, capsize ratio 2.33, SA/disp 17.39. SailPages.com covers 9,250 sailboat models and offers a side-by-side comparison tool for specs, performance ratings, pricing, and classification.

LOA	20.75 ft
LWL	17.5 ft
Beam	8 ft
Draft	2.5 ft
Displacement	2,600 lb
Ballast	1,160.1 lb
Hull speed1.34·√LWL	5.6 kn

SUNRAY 21

Specifications

Hull

About the SUNRAY 21

Performance

Pricing

Estimated Cost of Ownership

Known Issues & Pre-Purchase Inspection

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