Nitro 189 Sport 2008 boat specs
Nitro
Nitro 189 Sport 2008
2008
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VS
Nitro Bay 1900 2004 boat specs
Nitro
Nitro Bay 1900 2004
2004
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Nitro 189 Sport 2008 vs Nitro Bay 1900 2004 — Same Brand, Different Boat

The Nitro 189 Sport 2008 vs Nitro Bay 1900 2004 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 power gap is worth calling out. Rated to 200 hp, the Nitro 189 Sport 2008 has a 110-hp advantage over the Nitro Bay 1900 2004's 90-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Nitro Bay 1900 2004 carries 36 gallons versus 31 gallons in the Nitro 189 Sport 2008. 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: Performance buyers should lean toward the Nitro 189 Sport 2008 and its 200-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Nitro Bay 1900 2004 with its 90-hp rating is the more economical daily driver.
General Boat Info
MakeNitro
MakeNitro
Model189 Sport
ModelBay 19
Model Year2008
Model Year2004
Measurements / Dimensions
Beam93 in
Beam8 ft. 3 in
Beam - Meters2.36
Beam - Meters2.51
Beam - Inches93
Beam - Inches99
Weight - Detail1,675 lbs
Weight - Detail1320 lbs
Weight - kg759.77
Weight - kg598.74
Weight - lbs.1675
Weight - lbs.132
Height [transom]22 in
Height [transom]25 in
Length - Feet19
Length - Feetnot available
Length - Inches4
Length - Inchesnot available
Length overall - Detail19 ft. 4 in
Length overall - Detail19 ft. 2 in
Length overall - Meters5.89
Length overall - Meters5.84
Length overall - Inches232
Length overall - Inches23
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Engine/s standardMercury? 115 OptiMax?
Engine/s standardnot available
Fuel tank capacity - Detail31 gal
Fuel tank capacity - Detail36 Gallons
Fuel tank capacity - Liters117.35
Fuel tank capacity - Liters136.27
Fuel tank capacity - Gal31
Fuel tank capacity - Gal36
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typenot available
Engine max200 hp
Engine max90 hp
Operational Info
Maximum capacity1,500 lbs
Maximum capacitynot available
Maximum people6
Maximum people6
Trailer Info
Trailer - DetailNITRO? color-coordinated single axle drive-on
Trailer - Detailnot available
Trailer - Length over allwith Swing-Away: 21 ft. 10 in
Trailer - Length over allnot available
Trailer - Weight2,815 lbs
Trailer - Weightnot available

Nitro 189 Sport 2008 vs Nitro Bay 1900 2004 — Common Questions

Which is easier to trailer — the Nitro 189 Sport 2008 or the Nitro Bay 1900 2004?
For trailering, the Nitro Bay 1900 2004 has the edge at 132 lbs dry weight versus 1 675 lbs for the Nitro 189 Sport 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 Nitro 189 Sport 2008 is rated to a maximum of 200 hp, giving it the larger power ceiling. The Nitro Bay 1900 2004 tops out at 90 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 Nitro 189 Sport 2008 is Coast Guard rated for 6 passengers, while the Nitro Bay 1900 2004 is certified for 6. 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 Nitro Bay 1900 2004 measures 99" wide, compared to 93" for the Nitro 189 Sport 2008. 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 Nitro 189 Sport 2008 or the Nitro Bay 1900 2004?
The Nitro Bay 1900 2004 has the bigger tank at 36 gallons, versus 31 gallons on the Nitro 189 Sport 2008. That 5-gallon difference translates to roughly 15–25 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Nitro 189 Sport 2008 and Nitro Bay 1900 2004 from the same manufacturer?
Yes — both the Nitro 189 Sport 2008 and the Nitro Bay 1900 2004 are built by Nitro. 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.