Detailed Evaluation & Buyer Recommendation
Allison XB-21 ProSport S.U.B. 2010 vs Allison XB-21 ProSport Tournament Elite Bass 2010 — A Close Look at Two Modified Vees
When two boats share the same hull type — in this case both the Allison XB-21 ProSport S.U.B. 2010 and the Allison XB-21 ProSport Tournament Elite Bass 2010 are modified vee designs with composite construction — the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?
Both boats are rated for 5 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 Allison XB-21 ProSport S.U.B. 2010 and Allison XB-21 ProSport Tournament Elite Bass 2010 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.
General Boat Info
ModelXB-21 ProSport S.U.B
ModelXB-21 ProSport Tournament Elite Bass
Model Year201
Model Year201
Measurements / Dimensions
Length - Feet21
Length - Feet21
Body / Hull
Hull materialComposite
Hull materialComposite
Hull typeModified Vee
Hull typeModified Vee
Engine and Drivetrain
Fuel tank capacity - Detail36+ gal
Fuel tank capacity - Detail36+ gal
Fuel tank capacity - Liters136.27
Fuel tank capacity - Liters136.27
Fuel tank capacity - Gal36
Fuel tank capacity - Gal36
Drive typeOutboard
Drive typeOutboard
Operational Info
Maximum people5
Maximum people5
Trailer Info
Trailer - Detailnot available
Trailer - DetailAllison deluxe tube frame
Allison XB-21 ProSport S.U.B. 2010 vs Allison XB-21 ProSport Tournament Elite Bass 2010 — Common Questions
Which is the larger boat — the Allison XB-21 ProSport S.U.B. 2010 or the Allison XB-21 ProSport Tournament Elite Bass 2010?
The Allison XB-21 ProSport Tournament Elite Bass 2010 is the longer of the two at 21,0 feet overall. The Allison XB-21 ProSport S.U.B. 2010 comes in at 21,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
How many people can each boat hold?
The Allison XB-21 ProSport S.U.B. 2010 is Coast Guard rated for 5 passengers, while the Allison XB-21 ProSport Tournament Elite Bass 2010 is certified for 5. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
How do the fuel tanks compare on the Allison XB-21 ProSport S.U.B. 2010 and Allison XB-21 ProSport Tournament Elite Bass 2010?
Both boats carry similar fuel loads — 36 gallons and 36 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Allison XB-21 ProSport S.U.B. 2010 and Allison XB-21 ProSport Tournament Elite Bass 2010 from the same manufacturer?
Yes — both the Allison XB-21 ProSport S.U.B. 2010 and the Allison XB-21 ProSport Tournament Elite Bass 2010 are built by Allison. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.