Review of Agrion 6.50

Basic specs.

sail specifications
The Agrion 6.50 aka Agrion 650 is a small sailboat designed by the maritime architect Georges Auzépy-Brenneur in the early nineties. Only a few boats have been produced. The Agrion 6.50 is built by the French yard Soubise.

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The boat can enter even shallow marinas as the draft is just about 1.17 - 1.27 meter (3.84 - 4.14 ft) dependent on the load. See immersion rate below.


The boat is typically equipped with an engine.

Sailing characteristics

This section covers widely used rules of thumb to describe the sailing characteristics. Please note that even though the calculations are correct, the interpretation of the results might not be valid for extreme boats.

Stability and Safety

What is Capsize Screening Formula (CSF)?

The capsize screening value for Agrion 6.50 is 2.52, indicating that this boat would not be accepted to participate in ocean races.

Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Agrion 6.50 is about 108 kg/cm, alternatively 607 lbs/inch.
Meaning: if you load 108 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 607 lbs cargo on the boat it will sink 1 inch.

Sailing statistics

This section is statistical comparison with similar boats of the same category. The basis of the following statistical computations is our unique database with more than 26,000 different boat types and 350,000 data points.

L/B (Length Beam Ratio)

What is L/B (Length Beam Ratio)?

The l/b ratio for Agrion 6.50 is 2.59.

Slim Wide 73% 0 50 100
Compared with other similar sailboats it is more spacy than 73% of all other designs. It seems that the designer has chosen a slightly more spacy hull design.



If you need to renew parts of your running rig and is not quite sure of the dimensions, you may find the estimates computed below useful.

Guiding dimensions of running rig
Jib sheet 6.5 m(21.3 feet)10 mm(3/8 inch)
Genoa sheet 6.5 m(21.3 feet)10 mm(3/8 inch)
Mainsheet 16.2 m(53.1 feet)10 mm(3/8 inch)
Spinnaker sheet14.3 m(46.8 feet)10 mm(3/8 inch)

Boat owner's ideas

This section is reserved boat owner's modifications, improvements, etc. Here you might find (or contribute with) inspiration for your boat.

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