Ultimate BoatingGrand Marine S370 (S370N / S370NS / S370NL)

Ultimate Boating aggregates and compares public technical data (manufacturer brochures and spec sheets) to help boaters objectively compare engines, propellers, systems and boats.

Independent: no display ads, no sponsored content, no paid rankings.

Privacy-first: self-hosted, cookieless visitor analytics (Matomo), no third-party trackers, no cookie banner.

The site is funded by affiliate commissions (Amazon, Click&Boat): this does not affect prices or comparisons.

Published by RDI (Sébastien Sauteraud), Romans-sur-Isère (France).

Powered by rdiconnect.tech

Contact us

RIB

Grand Marine S370 (S370N / S370NS / S370NL)

The Grand Marine S370 (S370N / S370NS / S370NL) is a RIB with a 3.7 m length overall and a 1.85 m beam.

The essentials: this model against its direct rivals

Where it offers less

  • Lowest certified capacity5 peopleCE design category for coastal waters, close to shorerivals: 6 people

Key figures

Propulsion
Outboard
Length overall
3.7 m
Beam
1.85 m
Max power
30 hp
Number of engines
1
Max engine weight
80 kg
CE category
C
Persons
5
Dry weight
95 kg
Deadrise
17 °
Shaft
S
Model year
2026

Head to head with its direct rivals

Side-by-side figures for the S370 (S370N / S370NS / S370NL) against AB Inflatables Alumina 12 ALX · Selva CRT 365 · Zodiac Nautic Cadet 360 Flat Deck RIB Alu, at comparable boat type and size.

CharacteristicS370 (S370N / S370NS / S370NL)AB Inflatables Alumina 12 ALXSelva CRT 365Zodiac Nautic Cadet 360 Flat Deck RIB Alu
Length overall m3.73.663.653.63
Beam m1.851.851.831.67
Persons people5666
Max power hp30404030
Dry weight kg9515314568

How we compare →

Technical specifications

Tube diameter46 cm
Airtight chambers3
Inside length270 cm
Draft0.3 m
Maximum load520 kg
Tube materialPVC / Hypalon

Usage programmes

Family / cruisingFishing

Comparable boats

Compatible outboard engines

More Grand Marine boats

Sources