General Boat Info
MakeManitou Pontoons
MakeManitou Pontoons
Model18 ft. Oasis Twin Tube
Model20 ft. Osprey Twin Tube
Model Year201
Model Year201
Measurements / Dimensions
Weight - Detail1,560 lbs
Weight - Detail1,985 lbs
Weight - kg707.6
Weight - kg900.38
Weight - lbs.156
Weight - lbs.1985
Length - Feet18.25
Length - Feet20.33
Length overall - Detail18 ft. 3 in
Length overall - Detail20 ft. 4 in
Length overall - Meters5.56
Length overall - Meters6.2
Length overall - Inches219
Length overall - Inches244
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull typePontoon
Hull typePontoon
Pontoon and Inflatable Specific
Tube diameter23 in
Tube diameter25 in
Number of tubes2
Number of tubes2
Engine and Drivetrain
Fuel tank capacity - Detail34 gal
Fuel tank capacity - Detail28 gal
Fuel tank capacity - Liters128.7
Fuel tank capacity - Liters105.99
Fuel tank capacity - Gal34
Fuel tank capacity - Gal28
Drive typeOutboard
Drive typeOutboard
Engine max75 hp
Engine max90 hp
Operational Info
Maximum capacity1,160 lbs
Maximum capacity1,530 lbs
Maximum people8
Maximum people8