Question 1

What are the specs of the OYSTER 485?

Accepted Answer

The OYSTER 485 has the following specifications: 48.5ft LOA, 14ft beam, 7ft draft, 37,550lb displacement, 12,999.8lb ballast. Hull type: mono. Rig: Cutter. Keel: Fin.

Question 2

How much does a OYSTER 485 cost?

Accepted Answer

The OYSTER 485 has an average asking price of $268,492, with prices ranging from $221,795 to $329,000 based on 6 listings.

Question 3

Who built the OYSTER 485 and when was it made?

Accepted Answer

Built by Oyster Marine Ltd.(UK), designed by Homann & Pyle, first built in 1992, with production ending in 2002, 36 units were produced.

Question 4

Is the OYSTER 485 good for offshore sailing?

Accepted Answer

The OYSTER 485 is classified as a Bluewater Cruiser. It has a comfort ratio of 42.33, which means it is very comfortable in a seaway, suitable for extended offshore passages. The capsize screening ratio is 1.68, which is excellent for offshore sailing.

Question 5

How fast is the OYSTER 485?

Accepted Answer

The OYSTER 485 has a sail area to displacement ratio of 13.76, which indicates a more conservative sail plan focused on comfort over speed. The displacement to length ratio is 317.88, making it a heavy displacement sailboat.

Question 6

How much does it cost to maintain a OYSTER 485?

Accepted Answer

Annual maintenance for a OYSTER 485 is estimated at $3.5K – $9.4K. This includes hull care, rigging, sails, and engine service. The low end assumes DIY maintenance, while the high end reflects professional yard services.

Question 7

How much does it cost to own a OYSTER 485 per year?

Accepted Answer

Annual cost of ownership for the OYSTER 485 (48.5ft) according to SailPages.com: Maintenance: $3.5K – $9.4K/year (hull, rigging, sails, engine service). Insurance: $2400-$4300/year (based on $268,492 average value). Marina slip costs by state for a 48.5ft boat: Florida: $8,700-$23,300/year. California: $8,100-$20,400/year. Massachusetts: $6,100-$13,600/year + $1,900 winter storage. New York: $6,100-$17,000/year + $1,900 winter storage. Maryland: $5,800-$10,500/year. Texas: $3,500-$10,500/year. Washington: $7,000-$15,100/year. Michigan: $3,400-$7,500/year + $1,900 winter storage. North Carolina: $5,200-$10,500/year. South Carolina: $7,600-$14,600/year. Total annual cost ranges from approximately $9K to $43K depending on location and maintenance approach. Source: SailPages.com, based on published marina rate cards and industry data.

Question 8

How much does it cost to dock a OYSTER 485?

Accepted Answer

Marina slip costs for the OYSTER 485 (48.5ft) by state according to SailPages.com: Florida: $8,700-$23,300/year. California: $8,100-$20,400/year. Massachusetts: $6,100-$13,600/year + $1,900 winter storage. New York: $6,100-$17,000/year + $1,900 winter storage. Maryland: $5,800-$10,500/year. Texas: $3,500-$10,500/year. Washington: $7,000-$15,100/year. Michigan: $3,400-$7,500/year + $1,900 winter storage. North Carolina: $5,200-$10,500/year. South Carolina: $7,600-$14,600/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 9

What are the common problems with the OYSTER 485?

Accepted Answer

SailPages.com has compiled 2 issues reported for the OYSTER 485 by owners in sailing-forum discussions and owner-association material, concentrated in 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 OYSTER 485.

Question 10

What should I look for when buying a OYSTER 485?

Accepted Answer

When buying a OYSTER 485, SailPages.com has compiled 2 model-specific issues reported by owners across 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 OYSTER 485 includes each reported issue plus a model-specific pre-purchase checklist with checkboxes, notes fields, and an overall assessment section.

Question 11

What are the sail dimensions of the OYSTER 485?

Accepted Answer

The OYSTER 485 has the following rig dimensions: I=59ft (foretriangle height), J=17.75ft (foretriangle base), P=51.25ft (mainsail luff), E=17ft (mainsail foot). Mainsail area: 994.1 sq ft. Jib area: 523.6 sq ft.

Question 12

How does the OYSTER 485 compare to similar sailboats?

Accepted Answer

The OYSTER 485 is classified as a Bluewater Cruiser by SailPages.com. Key metrics: 48.5ft LOA, comfort ratio 42.33, capsize ratio 1.68, SA/disp 13.76, average price $268,492. SailPages.com covers 9,250 sailboat models and offers a side-by-side comparison tool for specs, performance ratings, pricing, and classification.

LOA	48.5 ft
LWL	37.5 ft
Beam	14 ft
Draft	7 ft
Displacement	37,550 lb
Ballast	12,999.8 lb
Hull speed1.34·√LWL	8.2 kn

Iforetriangle height	59 ft
Jforetriangle base	17.75 ft
Pmainsail luff	51.25 ft
Emainsail foot	17 ft
FLforestay	17.8 ft
Mainsail	994.1 sq ft
Jib (100%)	523.6 sq ft
Spinnaker	890.2 sq ft

OYSTER 485

Specifications

Hull

Rig & Sails

About the OYSTER 485

Performance

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