Review of Comfort Class 41

Basic specs.

The Comfort Class 41 is a large motorboat designed by the Italian maritime architect D. Nardiello together with Gianpiero Lazzarone also from Italy. The Comfort Class 41 is built by Off Course.

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Engine

The boat is typically equipped with dual inboard Scania engines at 1350.0 hp (1005 kW).

The fuel tank has a capacity of 930.0 liters (245 US gallons, 204 imperial gallons).

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.

Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Comfort Class 41 is about 256 kg/cm, alternatively 1436 lbs/inch.
Meaning: if you load 256 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 1436 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 Comfort Class 41 is 4.55.

Compared with other similar motor boats it is slimmer than 100% of all other designs. It seems that the designer has chosen a significantly more speedy hull design. This type of design is also referred to as 'needle'.

Curiosities

Powerboat?

In Denmark, you are required to have achieved a 'powerboat driving license' in order to sail a powerboat.
In this context a boat is considered a powerboat if:

Danish definition of a powerboat

According to this definition this boat is categorized as a Powerboat.
Further, having a maximum speed of 65.0knots, the boat is categorized as a High Performance Powerboat.

Maintenance

Boat owner's ideas

This section shown boat owner's changes, improvements, etc. Here you might find inspiration for your boat.

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Finally

We are always looking for new photos. If you can contribute with photos for Comfort Class 41 it would be a great help.

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References

[Ref 1]: ISO 8666 Small craft — Principal data.
[Ref 3]: ISO 12215-5 Small craft — Hull construction and scantlings.