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8data points analyzed by Sailpages.com to compile this COMET 800 buyer’s report
COMET 800

COMET 800

Comar🇮🇹· Design: Groupe Finot
1978–1986245 built
$1.0K – $2.6K est. annual maintenance
Racer/CruisermonoMasthead SloopFin

Specifications

Hull

LOA25.59 ft
LWL21.65 ft
Beam8.68 ft
Draft4.76 ft
Displacement4,409 lb
Ballast1,543.1 lb
Hull speed1.34·√LWL6.2 kn

About the COMET 800

We know that the beam measurement is correct. Jean Marie Finot himself has confirmed it. Thanks to 'Agoro' for checking.

Sailpages Buyer's Take

The Comet 800 is a compact, performance-oriented cruiser designed by Groupe Finot and built by Comar (ITA) between 1978 and 1986, with a total production of 245 hulls. Its lightweight displacement of 4409.0 lb and high SA/D ratio of 21.72 indicate a boat optimized for speed and agility rather than heavy-weather comfort.

Best for:
This boat suits coastal cruisers and weekend racers who prioritize sailing performance and ease of handling over long-range offshore provisioning. Its manageable size and fin keel make it ideal for single-handers or couples seeking a responsive, trailerable package.
Bluewater capability:
With a low displacement of 4409.0 lb and a capsize ratio of 2.12, the Comet 800 is best suited for protected coastal waters rather than extended bluewater passages. Its light build and fin keel offer excellent upwind performance but provide less motion comfort and reserve buoyancy in heavy offshore conditions.
Comparables:
Comparable boats include the O'Day 23 and Pearson 23, which share similar dimensions and eras but typically feature heavier displacement and less radical hull forms. The Comet 800 distinguishes itself with a higher performance bias derived from its Finot design and lighter build.

Performance

Comfort16.8
Capsize2.12
SA/Disp21.7
Disp/Len194
Bal/Disp35.0

ORC Performance Data(3 certificates)

Measured performance data from ORC (Offshore Racing Congress) certificates.

Polar Diagram

24680°30°60°90°120°150°180°WIND
6kn8kn10kn12kn14kn16kn20kn24knbeat VMGrun VMG

Boat speed (kn) vs. true wind angle. Source: ORC

Racing Ratings

GPH799.5 s/miOSN767.2

Triple Number

LowMedHighOffshore0.63200.84540.9753Inshore0.49260.68750.8264

ORC Measured

Displacement2009 kg (4431 lb)Wetted surface13.9 m² (150 ft²)Stability index-1.0

Sail Areas (ORC)

Main11.5 m² (124 ft²)Genoa20.4 m² (220 ft²)Spinnaker37.7 m² (406 ft²)

Speed Table (kn)

TWA \ TWS68101214162024
52°3.94.75.25.65.86.06.16.1
60°4.14.95.45.75.96.16.36.3
75°4.25.05.55.96.16.36.56.7
90°4.25.15.76.16.36.56.76.9
110°4.35.25.86.16.46.77.27.6
120°4.25.15.76.06.36.77.27.9
135°3.74.75.45.86.26.57.07.7
150°3.24.24.95.55.96.26.77.3
Beat VMG2.53.13.53.84.14.34.44.3
Run VMG2.83.64.34.95.45.86.36.8

Pricing

We don't have market pricing data for the COMET 800 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 25.59ft LOA. Actual costs vary by condition, usage, and local rates.

$/ft/mo
Annual Maintenance
$1.0K – $2.6K
Hull, rigging, sails, engine service
Annual Docking
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Annual Insurance
N/A
No price data available

Known Issues & Pre-Purchase Inspection

We don't have enough data on the COMET 800yet to publish model-specific findings we'd stand behind — but here's a free general inspection checklist, built from our research into what actually goes wrong on boats of this kind.

Drawn from 7,029 documented issues across 2,391 models, ordered so the areas that most often turn up problems come first.

1Structural & Bulkheads9732Standing Rigging6403Deck & Topsides6404Keel & Keel Bolts5535Rudder & Steering5086Hull & Bottom377
Free general pre-purchase checklist
25 survey areas — hull, keel, rig, engine, electrical and more. Take it aboard when you view any boat.

Own a COMET 800? Reports from owners are what turn this into a model-specific checklist — and they're the reason the boats above it have one.

Similar Sailboats

Which engine powers your COMET 800?

We haven't confirmed the engine for this model yet. If you own or know one, tell us — as owners report in, we build an accurate picture over time.

Already know your engine? Search all engines → to find its exact parts.

Used sails that fit the COMET 800

Checking eBay for sails sized to this boat's rig…