Question 1

What are the specs of the SUN FAST 20 (JEANNEAU)?

Accepted Answer

The SUN FAST 20 (JEANNEAU) has the following specifications: 21ft LOA, 7.87ft beam, 4.26ft draft, 1,720lb displacement, 595.2lb ballast. Hull type: mono. Rig: Fractional Sloop. Keel: Fin, Variable.

Question 2

Who built the SUN FAST 20 (JEANNEAU) and when was it made?

Accepted Answer

Built by Jeanneau (FRA), designed by Jacek Centkowski, first built in 1985, with production ending in 1999, 500 units were produced.

Question 3

Is the SUN FAST 20 (JEANNEAU) good for offshore sailing?

Accepted Answer

The SUN FAST 20 (JEANNEAU) is classified as a Daysailer. It has a comfort ratio of 8.73, which means it has a sportier ride, better suited for coastal and protected waters. The capsize screening ratio is 2.63, which is best suited for coastal cruising.

Question 4

How fast is the SUN FAST 20 (JEANNEAU)?

Accepted Answer

The SUN FAST 20 (JEANNEAU) has a sail area to displacement ratio of 22.9, which indicates high performance and good speed potential. The displacement to length ratio is 114.46, making it a light displacement sailboat.

Question 5

How much does it cost to maintain a SUN FAST 20 (JEANNEAU)?

Accepted Answer

Annual maintenance for a SUN FAST 20 (JEANNEAU) is estimated at $600 – $1.5K. 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 SUN FAST 20 (JEANNEAU) per year?

Accepted Answer

Annual cost of ownership for the SUN FAST 20 (JEANNEAU) (21ft) according to SailPages.com: Maintenance: $600 – $1.5K/year (hull, rigging, sails, engine service). Insurance: $500-$2000/year (based on $unknown average value). Marina slip costs by state for a 21ft boat: Florida: $3,800-$10,100/year. California: $3,500-$8,800/year. Massachusetts: $2,600-$5,900/year + $800 winter storage. New York: $2,600-$7,400/year + $800 winter storage. Maryland: $2,500-$4,500/year. Texas: $1,500-$4,500/year. Washington: $3,000-$6,600/year. Michigan: $1,500-$3,200/year + $800 winter storage. North Carolina: $2,300-$4,500/year. South Carolina: $3,300-$6,300/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 SUN FAST 20 (JEANNEAU)?

Accepted Answer

Marina slip costs for the SUN FAST 20 (JEANNEAU) (21ft) by state according to SailPages.com: Florida: $3,800-$10,100/year. California: $3,500-$8,800/year. Massachusetts: $2,600-$5,900/year + $800 winter storage. New York: $2,600-$7,400/year + $800 winter storage. Maryland: $2,500-$4,500/year. Texas: $1,500-$4,500/year. Washington: $3,000-$6,600/year. Michigan: $1,500-$3,200/year + $800 winter storage. North Carolina: $2,300-$4,500/year. South Carolina: $3,300-$6,300/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 SUN FAST 20 (JEANNEAU)?

Accepted Answer

SailPages.com has compiled 2 issues reported for the SUN FAST 20 (JEANNEAU) by owners in sailing-forum discussions and owner-association material, concentrated in keel, rudder, 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 SUN FAST 20 (JEANNEAU).

Question 9

What should I look for when buying a SUN FAST 20 (JEANNEAU)?

Accepted Answer

When buying a SUN FAST 20 (JEANNEAU), SailPages.com has compiled 2 model-specific issues reported by owners across keel, rudder. 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 SUN FAST 20 (JEANNEAU) 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 SUN FAST 20 (JEANNEAU) compare to similar sailboats?

Accepted Answer

The SUN FAST 20 (JEANNEAU) is classified as a Daysailer by SailPages.com. Key metrics: 21ft LOA, comfort ratio 8.73, capsize ratio 2.63, SA/disp 22.9. SailPages.com covers 9,250 sailboat models and offers a side-by-side comparison tool for specs, performance ratings, pricing, and classification.

LOA	21 ft
LWL	18.86 ft
Beam	7.87 ft
Draft	4.26 ft/ 0.82 ft min
Displacement	1,720 lb
Ballast	595.2 lb
Material	20’6.1 m
Hull speed1.34·√LWL	5.8 kn

Berths	2
Heads	4
CE category	N/A€

TWA \ TWS	4	6	8	10	12	14	16	20	24
52°	3.3	4.4	5.1	5.4	5.6	5.7	5.7	5.7	5.7
60°	3.5	4.6	5.3	5.6	5.8	5.9	5.9	6.0	6.0
75°	3.7	4.8	5.3	5.7	5.9	6.1	6.2	6.4	6.4
90°	3.8	4.9	5.6	5.9	6.2	6.3	6.5	6.7	6.9
110°	3.8	5.0	5.6	6.1	6.5	6.8	7.2	7.7	8.4
120°	3.6	4.8	5.5	6.0	6.4	6.8	7.3	8.7	9.8
135°	3.2	4.4	5.2	5.7	6.1	6.5	7.0	8.7	11.9
150°	2.6	3.7	4.7	5.3	5.7	6.0	6.4	7.2	10.3
Beat VMG	2.1	2.9	3.5	3.9	4.0	4.1	4.1	4.0	3.8
Run VMG	2.3	3.2	4.0	4.6	5.0	5.4	5.7	6.3	8.9

SUN FAST 20 (JEANNEAU)

Specifications

Hull

Accommodation

About the SUN FAST 20 (JEANNEAU)

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

Similar Sailboats

Which engine powers your SUN FAST 20 (JEANNEAU)?

Used sails that fit the SUN FAST 20 (JEANNEAU)