Review of Noblesse 30

Basic specs.

The Noblesse 30 is a motorboat designed by the Italian maritime architect Giacomo Colombo. The Noblesse 30 is built by the Italian yard Colombo.

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Interior

The boat is equipped with 100 liters (26 US gallons, 21 imperial gallons) fresh water capacity.

Engine

The fuel tank has a capacity of 450 liters (118 US gallons, 98 imperial gallons).

The Noblesse 30 has been equipped with different engine alternatives.

Alternative 1:

The boat may be equipped with dual inboard Volvo Penta gasoline engines at 270 hp (201 kW). The speed is 42.0 knots.

The transmission is a Z-drive aka sterndrive.

Alternative 2:

Noblesse 30 may be equipped with a Turbo D engine at 460 hp (342 kW)..

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 Noblesse 30 is about 167 kg/cm, alternatively 937 lbs/inch.
Meaning: if you load 167 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 937 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 Noblesse 30 is 3.40.

Compared with other similar motor boats it is slimmer than 93% 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.

Maintenance

Bottom Paint

When buying anti-fouling bottom paint, it's nice to know how much to buy. The surface of the wet bottom is about 23m² (247 ft²).
Based on this, your favourite maritime shop can tell you the quantity you need.

Note: If you use a paint roller you will need more paint than if you use a paintbrush.

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.

Do you have changes/improvements you would like to share? Upload a photo and describe what you have done.

Finally

We are always looking for new photos. If you can contribute with photos for Noblesse 30 it would be a great help.

If you have any comments to the review, improvement suggestions, or the like, feel free to contact us. Criticism helps us to improve.

References

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