Shallow Sport 18 ft. Shallow Sport 2006 vs Shallow Sport 21 ft. Bahia 2009 - Boat Spec Comparison

Q: Which is the larger boat — the Shallow Sport 18 ft. Shallow Sport 2006 or the Shallow Sport 21 ft. Bahia 2009?

The Shallow Sport 21 ft. Bahia 2009 is the longer of the two at 21,0 feet overall. The Shallow Sport 18 ft. Shallow Sport 2006 comes in at 18,0 feet, making it roughly 3,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: What is the maximum horsepower rating for these boats?

The Shallow Sport 21 ft. Bahia 2009 has a documented max rating of 200 hp. Engine specifications for the Shallow Sport 18 ft. Shallow Sport 2006 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.

Q: How many people can each boat hold?

The Shallow Sport 18 ft. Shallow Sport 2006 is Coast Guard rated for 5 passengers, while the Shallow Sport 21 ft. Bahia 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.

Q: How do the fuel tanks compare on the Shallow Sport 18 ft. Shallow Sport 2006 and Shallow Sport 21 ft. Bahia 2009?

Both boats carry similar fuel loads — 42 gallons and 43 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.

Q: Are the Shallow Sport 18 ft. Shallow Sport 2006 and Shallow Sport 21 ft. Bahia 2009 from the same manufacturer?

Yes — both the Shallow Sport 18 ft. Shallow Sport 2006 and the Shallow Sport 21 ft. Bahia 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.

Boat Comparison

Shallow Sport 18 ft. Shallow Sport 2006 vs Shallow Sport 21 ft. Bahia 2009

Shallow Sport

Shallow Sport 18 ft. Shallow Sport 2006

2006

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Shallow Sport

Shallow Sport 21 ft. Bahia 2009

2009

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Detailed Evaluation & Buyer Recommendation

Shallow Sport 18 ft. Shallow Sport 2006 vs Shallow Sport 21 ft. Bahia 2009 — Same Brand, Different Boat

Matching a modified vee Shallow Sport 18 ft. Shallow Sport 2006 against a tunnel Shallow Sport 21 ft. Bahia 2009 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.

The Shallow Sport 21 ft. Bahia 2009 tops out at 200 hp. Engine specs for the Shallow Sport 18 ft. Shallow Sport 2006 aren't listed — confirm with a dealer before selecting an outboard.Both carry nearly identical fuel loads — 42 gal and 43 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The Shallow Sport 21 ft. Bahia 2009 is rated for 7 passengers, while the Shallow Sport 18 ft. Shallow Sport 2006 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Shallow Sport 21 ft. Bahia 2009 could be the deciding factor.

Bottom line: Choose the Shallow Sport 21 ft. Bahia 2009 if your priority is putting more people on the water — it handles 7 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Shallow Sport 18 ft. Shallow Sport 2006 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.

General Boat Info

MakeShallow Sport

Model18 ft. Shallow Sport

Model21 ft. Bahia

Model Year2006

Model Year2009

Measurements / Dimensions

Beam10 ft. 2 in

Beamnot available

Beam - Meters3.1

Beam - Metersnot available

Beam - Inches122

Beam - Inchesnot available

Draft [max] - Detail6 in

Draft [max] - Detail8 in

Draft [max] - Meters0.15

Draft [max] - Meters0.2

Draft [max] - Inches6

Draft [max] - Inches8

Length - Feet18

Length - Feet21

Length overall - Detail18 ft. 0 in

Length overall - Detail21 ft. 6 in

Length overall - Meters5.49

Length overall - Meters6.55

Length overall - Inches216

Length overall - Inches258

Draft [drive up] - Detailnot available

Draft [drive up] - Detail6 in

Draft [drive up] metersnot available

Draft [drive up] meters0.15

Draft [drive up] inchesnot available

Draft [drive up] inches6

Length - Inchesnot available

Length - Inches6

Body / Hull

Hull materialComposite

Hull materialFiberglass

Hull typeModified Vee

Hull typeTunnel

Engine and Drivetrain

Engine/s standard115 hp

Engine/s standard115 - 140 hp

Fuel tank capacity - Detail42 gal

Fuel tank capacity - Detail43 gal

Fuel tank capacity - Liters158.99

Fuel tank capacity - Liters162.77

Fuel tank capacity - Gal42

Fuel tank capacity - Gal43

Fuel typeGas

Drive typeOutboard

Engine maxnot available

Engine max200 hp

Operational Info

Maximum capacitynot available

Maximum capacity1,900 lbs

Maximum peoplenot available

Maximum people7 / 1,400 lbs

Shallow Sport 18 ft. Shallow Sport 2006 vs Shallow Sport 21 ft. Bahia 2009 — Common Questions

Which is the larger boat — the Shallow Sport 18 ft. Shallow Sport 2006 or the Shallow Sport 21 ft. Bahia 2009?

The Shallow Sport 21 ft. Bahia 2009 is the longer of the two at 21,0 feet overall. The Shallow Sport 18 ft. Shallow Sport 2006 comes in at 18,0 feet, making it roughly 3,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

What is the maximum horsepower rating for these boats?

The Shallow Sport 21 ft. Bahia 2009 has a documented max rating of 200 hp. Engine specifications for the Shallow Sport 18 ft. Shallow Sport 2006 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.

How many people can each boat hold?

The Shallow Sport 18 ft. Shallow Sport 2006 is Coast Guard rated for 5 passengers, while the Shallow Sport 21 ft. Bahia 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.

How do the fuel tanks compare on the Shallow Sport 18 ft. Shallow Sport 2006 and Shallow Sport 21 ft. Bahia 2009?

Both boats carry similar fuel loads — 42 gallons and 43 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.

Are the Shallow Sport 18 ft. Shallow Sport 2006 and Shallow Sport 21 ft. Bahia 2009 from the same manufacturer?

Yes — both the Shallow Sport 18 ft. Shallow Sport 2006 and the Shallow Sport 21 ft. Bahia 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.

← Shallow Sport 18 ft. Shallow Sport 2006 full specs ← Shallow Sport 21 ft. Bahia 2009 full specs