Ultimate BoatingGrady-White Marlin 300

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

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Walkaround

Grady-White Marlin 300

The Grady-White Marlin 300 is a walkaround with a 9.3 m length overall and a 3.23 m beam.

The essentials: this model against its direct rivals

Where it offers more than its rivals

  • The widest for its length3.23 mmore volume and deck space, but more windagerivals: 2.96 to 3.00 m
  • The heaviest of its group3,729 kgweight, often a sign of a better ride in choprivals: 2,800 to 3,354 kg
  • The largest fuel tank1,067 Llarge carrying capacity, long-range vocationrivals: 400 to 576 L
  • Highest rated (plate) power700 hpbuilder's ceiling, engine(s) not includedrivals: 500 hp

Key figures

Propulsion
Outboard
Length overall
9.3 m
Beam
3.23 m
Max power
700 hp
Number of engines
2
Dry weight
3,729 kg
Fuel
1,067 L
Water tank
121 L
Deadrise
19.5 °
Model year
2026

Head to head with its direct rivals

Side-by-side figures for the Marlin 300 against Axopar 29 Sun Top · Karnic Powerboats SL800 · Beneteau Flyer 9 SPACEdeck, at comparable boat type and size.

CharacteristicMarlin 300Axopar 29 Sun TopKarnic Powerboats SL800Beneteau Flyer 9 SPACEdeck
Length overall m9.39.319.29.1
Beam m3.2332.962.99
Max power hp700500500500
Dry weight kg3,7292,800n/a3,354
Fuel L1,067400400576
Deadrise °19.522n/an/a

How we compare →

Technical specifications

Draft0.58 m
Air draft2.97 m
Cockpit depth0.74 m
Livewell121 L
Berths4
Hull typeSeaV2

Usage programmes

FishingOffshore tripsFamily / cruising

Comparable boats

Compatible outboard engines

More Grady-White boats

Sources