Shallow Sport 21 ft. Modified V 2008 boat specs
Shallow Sport
Shallow Sport 21 ft. Modified V 2008
2008
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VS
Shallow Sport 21.5 ft. Sport  2009 boat specs
Shallow Sport
Shallow Sport 21.5 ft. Sport 2009
2009
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Shallow Sport 21 ft. Modified V 2008 vs Shallow Sport 21.5 ft. Sport 2009 — Same Brand, Different Boat

The Shallow Sport 21 ft. Modified V 2008 vs Shallow Sport 21.5 ft. Sport 2009 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.

On paper these two are close siblings in the size department — Shallow Sport 21 ft. Modified V 2008 at 21,0 ft versus Shallow Sport 21.5 ft. Sport 2009 at 21,0 ft. At 12 lbs and 1 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.

The power gap is worth calling out. Rated to 250 hp, the Shallow Sport 21 ft. Modified V 2008 has a 50-hp advantage over the Shallow Sport 21.5 ft. Sport 2009's 200-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Shallow Sport 21 ft. Modified V 2008 carries 65 gallons versus 43 gallons in the Shallow Sport 21.5 ft. Sport 2009. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 7 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: Performance buyers should lean toward the Shallow Sport 21 ft. Modified V 2008 and its 250-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Shallow Sport 21.5 ft. Sport 2009 with its 200-hp rating is the more economical daily driver.
General Boat Info
MakeShallow Sport
MakeShallow Sport
Model21 ft. Modified V
Model21.5 ft. Sport
Model Year2008
Model Year2009
Measurements / Dimensions
Beam8 ft
Beam7 ft. 11 in
Beam - Meters2.44
Beam - Meters2.41
Beam - Inches96
Beam - Inches95
Draft [max] - Detail10.5 in
Draft [max] - Detail8 in
Draft [max] - Meters0.28
Draft [max] - Meters0.2
Draft [max] - Inches10.5
Draft [max] - Inches8
Weight - Detail1,200 lbs
Weight - Detail1,000 lbs
Weight - kg544.31
Weight - kg453.59
Weight - lbs.12
Weight - lbs.1
Length - Feet21
Length - Feet21
Length overall - Detail21 ft. 0 in
Length overall - Detail21 ft. 6 in
Length overall - Meters6.4
Length overall - Meters6.55
Length overall - Inches252
Length overall - Inches258
Length - Inchesnot available
Length - Inches6
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typenot available
Hull typeTunnel
Engine and Drivetrain
Engine/s standard150 hp
Engine/s standardnot available
Fuel tank capacity - Detail65 gal
Fuel tank capacity - Detail43 gal
Fuel tank capacity - Liters246.05
Fuel tank capacity - Liters162.77
Fuel tank capacity - Gal65
Fuel tank capacity - Gal43
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max250 hp
Engine max200 hp
Operational Info
Maximum capacity1,900 lbs
Maximum capacity1,900 lbs
Maximum people7
Maximum people7 / 1,400 lbs

Shallow Sport 21 ft. Modified V 2008 vs Shallow Sport 21.5 ft. Sport 2009 — Common Questions

Which is the larger boat — the Shallow Sport 21 ft. Modified V 2008 or the Shallow Sport 21.5 ft. Sport 2009?
The Shallow Sport 21.5 ft. Sport 2009 is the longer of the two at 21,0 feet overall. The Shallow Sport 21 ft. Modified V 2008 comes in at 21,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Shallow Sport 21 ft. Modified V 2008 or the Shallow Sport 21.5 ft. Sport 2009?
For trailering, the Shallow Sport 21.5 ft. Sport 2009 has the edge at 1 lbs dry weight versus 12 lbs for the Shallow Sport 21 ft. Modified V 2008. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
Which boat can handle a bigger outboard?
The Shallow Sport 21 ft. Modified V 2008 is rated to a maximum of 250 hp, giving it the larger power ceiling. The Shallow Sport 21.5 ft. Sport 2009 tops out at 200 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Shallow Sport 21 ft. Modified V 2008 is Coast Guard rated for 7 passengers, while the Shallow Sport 21.5 ft. Sport 2009 is certified for 7. 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.
Which boat is wider, and does it affect trailering?
The Shallow Sport 21 ft. Modified V 2008 measures 96" wide, compared to 95" for the Shallow Sport 21.5 ft. Sport 2009. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the Shallow Sport 21 ft. Modified V 2008 or the Shallow Sport 21.5 ft. Sport 2009?
The Shallow Sport 21 ft. Modified V 2008 has the bigger tank at 65 gallons, versus 43 gallons on the Shallow Sport 21.5 ft. Sport 2009. That 22-gallon difference translates to roughly 66–110 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Shallow Sport 21 ft. Modified V 2008 and Shallow Sport 21.5 ft. Sport 2009 from the same manufacturer?
Yes — both the Shallow Sport 21 ft. Modified V 2008 and the Shallow Sport 21.5 ft. Sport 2009 are built by Shallow Sport. 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.