General Boat Info
Model300 Cruiser
ModelDiscovery 21
Model Year2007
Model Year2009
Measurements / Dimensions
Beam10 ft. 0 in. (3.05 m)
Beam8 ft. 0 in. (2.44 m)
Beam - Meters3.05
Beam - Meters2.44
Beam - Inches12
Beam - Inches96
Bridge clearance - DetailMax: 9 ft. 6 in. (2.9 m)
Bridge clearance - DetailMax: 4 ft. 6 in. (1.37 m)
Bridge clearance - Meters2.9
Bridge clearance - Meters1.37
Bridge clearance - Inches114
Bridge clearance - Inches54
Deadrise18℃
Deadrise18℃
Draft [drive up] - Detail2 ft. 1 in. (0.64 m)
Draft [drive up] - Detail1 ft. 7 in. (0.48 m)
Draft [drive up] meters0.64
Draft [drive up] meters0.48
Draft [drive up] inches25
Draft [drive up] inches19
Draft [max] - Detail3 ft. 4 in. (1.02 m)
Draft [max] - Detail3 ft. 0 in. (0.91 m)
Draft [max] - Meters1.02
Draft [max] - Meters0.91
Draft [max] - Inches4
Draft [max] - Inches36
Weight - Detail9,098 lbs. (4,127 kg)
Weight - Detail2,992 lbs. (1,357 kg)
Weight - kg4126.78
Weight - kg1357.15
Weight - lbs.9098
Weight - lbs.2992
Length - Meters9.3
Length - Metersnot available
Length - Feet3
Length - Feet20.75
Length - Inches6
Length - Inchesnot available
Length overall - Detail30 ft. 6 in. (9.3 m)<br>Rigged: 31 ft. 8 in. (9.65 m)
Length overall - Detail20 ft. 9 in. (6.32 m)<br>Rigged: 22 ft. 8 in. (6.91 m)
Length overall - Meters9.65
Length overall - Meters6.91
Length overall - Inches38
Length overall - Inches272
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Engine/s standardT-4.3L MPI MerCruiser? Bravo? III
Engine/s standardnot available
Fuel tank capacity - Detail120 gal. (454.2 l)
Fuel tank capacity - Detail37 gal. (140 l)
Fuel tank capacity - Liters454.25
Fuel tank capacity - Liters140.06
Fuel tank capacity - Gal12
Fuel tank capacity - Gal37
Fuel typeGas or Diesel
Fuel typeGas
Drive typeI/O
Drive typeI/O
Engine maxT-220 hp
Engine max260 hp
Engine makenot available
Engine makeMercury
Engine modelnot available
Engine model5.0L MerCruiser® Alpha I
Horsepowernot available
Horsepower220 hp
Operational Info
Water capacity33 gal. (124.9 l)
Water capacitynot available
Maximum people1
Maximum peoplenot available
Holding tank capacity - Detail30 gal. (113.6 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Liters113.56
Holding tank capacity - Litersnot available
Holding tank capacity - Gal3
Holding tank capacity - Galnot available
Trailer Info
Trailer - Heightnot available
Trailer - HeightRigged: 7 ft. 7 in. (2.31 m)
Trailer - Length over allnot available
Trailer - Length over allRigged: 24 ft. 2 in. (7.37 m)
Trailer - Weightnot available
Trailer - Weight3,892 lbs. (1,765 kg)
Trailer - Widthnot available
Trailer - Width8 ft. 1 in. (2.46 m)