Detailed Evaluation & Buyer Recommendation
Thunder Jet 20 Chinook Pro 2021 vs ThunderJet Alexis OB OS 2011 — Same Brand, Different Boat
The Thunder Jet 20 Chinook Pro 2021 vs ThunderJet Alexis OB OS 2011 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
The ThunderJet Alexis OB OS 2011 tops out at 300 hp. Engine specs for the Thunder Jet 20 Chinook Pro 2021 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Thunder Jet 20 Chinook Pro 2021 carries 72 gallons versus 48 gallons in the ThunderJet Alexis OB OS 2011. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
Both boats are rated for 6 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.
Bottom line: The Thunder Jet 20 Chinook Pro 2021 and ThunderJet Alexis OB OS 2011 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
Measurements / Dimensions
Length overall - Detail20.00 ft
Length overall - Detail22 ft
Length - Feet20
Length - Feet22
Length overall - Meters6.1
Length overall - Meters6.71
Length overall - Inches240
Length overall - Inches264
Beamnot available
Beam102 in
Beam - Metersnot available
Beam - Meters2.59
Beam - Inchesnot available
Beam - Inches102
Deadrisenot available
Deadrise18°
Height - Detailnot available
Height - DetailSides: 40 in
Height - Metersnot available
Height - Meters1.02
Height - Inchesnot available
Height - Inches4
Height [transom]not available
Height [transom]40 in
Engine and Drivetrain
Fuel tank capacity - Gal72
Fuel tank capacity - Gal48
Fuel tank capacity - Liters272.55
Fuel tank capacity - Liters181.7
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail48 gal
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeOutboard
Engine maxnot available
Engine max300 hp
Operational Info
Boat typePower
Boat typenot available
General Boat Info
Makenot available
MakeThunderJet
Modelnot available
ModelAlexis OB OS
Model Yearnot available
Model Year2011
Body / Hull
Hull materialnot available
Hull materialAluminum
Hull thicknessnot available
Hull thicknessSides: 0.125 in. Bottom: 0.190 in. Transom: 0.190 in
Hull typenot available
Hull typeDeep Vee