Nitro 189 Sport 2010 boat specs
Nitro
Nitro 189 Sport 2010
2010
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VS
Nitro Z18 2022 boat specs
Nitro
Nitro Z18 2022
2022
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Nitro 189 Sport 2010 vs Nitro Z18 2022 — Same Brand, Different Boat

The Nitro 189 Sport 2010 vs Nitro Z18 2022 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 2010 has a 50-hp advantage over the Nitro Z18 2022's 150-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 189 Sport 2010 carries 31 gallons versus 4 gallons in the Nitro Z18 2022. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

For family outings this is probably the sharpest distinction between the two. The Nitro 189 Sport 2010 is rated for 6 passengers, while the Nitro Z18 2022 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Nitro 189 Sport 2010 could be the deciding factor.

Bottom line: Choose the Nitro 189 Sport 2010 if your priority is putting more people on the water — it handles 6 passengers and at 19,3 ft it has the deck room to back that rating up comfortably. The Nitro Z18 2022 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
MakeNitro
Makenot available
Model189 Sport
Modelnot available
Model Year201
Model Yearnot available
Measurements / Dimensions
Beam93 in
Beamnot available
Beam - Meters2.36
Beam - Metersnot available
Beam - Inches93
Beam - Inchesnot available
Deadrise16°
Deadrisenot available
Draft [max] - Detail15 in
Draft [max] - Detailnot available
Draft [max] - Meters0.38
Draft [max] - Metersnot available
Draft [max] - Inches15
Draft [max] - Inchesnot available
Weight - Detail1,675 lbs
Weight - Detailnot available
Weight - kg759.77
Weight - kgnot available
Weight - lbs.1675
Weight - lbs.not available
Height [transom]22 in
Height [transom]not available
Length - Feet19.33
Length - Feet19
Length overall - Detail19.33 ft
Length overall - Detail19.00 ft
Length overall - Meters5.89
Length overall - Meters5.79
Length overall - Inches231.96
Length overall - Inches228
Draft Minnot available
Draft Min1.25 ft
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 - Detailnot available
Fuel tank capacity - Liters117.35
Fuel tank capacity - Liters151.42
Fuel tank capacity - Gal31
Fuel tank capacity - Gal4
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeoutboard
Engine max200 hp
Engine maxnot available
Engine makenot available
Engine makeMercury
Horsepowernot available
Horsepower150 hp
Operational Info
Maximum capacity1,500 lbs
Maximum capacitynot available
Maximum people6 / 750 lbs
Maximum peoplenot available
Boat typenot available
Boat typePower
Trailer Info
Trailer - DetailNITRO? color coordinated single axle drive-on
Trailer - Detailnot available
Trailer - Length over allWith swing-away: 22 ft. 1 in
Trailer - Length over allnot available
Trailer - Weight2,815 lbs
Trailer - Weightnot available

Nitro 189 Sport 2010 vs Nitro Z18 2022 — Common Questions

Which is the larger boat — the Nitro 189 Sport 2010 or the Nitro Z18 2022?
The Nitro 189 Sport 2010 is the longer of the two at 19,3 feet overall. The Nitro Z18 2022 comes in at 19,0 feet, making it roughly 0,3 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which boat can handle a bigger outboard?
The Nitro 189 Sport 2010 is rated to a maximum of 200 hp, giving it the larger power ceiling. The Nitro Z18 2022 tops out at 150 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 2010 is Coast Guard rated for 6 passengers, while the Nitro Z18 2022 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.
Which boat has the larger fuel tank — the Nitro 189 Sport 2010 or the Nitro Z18 2022?
The Nitro 189 Sport 2010 has the bigger tank at 31 gallons, versus 4 gallons on the Nitro Z18 2022. That 27-gallon difference translates to roughly 81–135 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Nitro 189 Sport 2010 and Nitro Z18 2022 from the same manufacturer?
Yes — both the Nitro 189 Sport 2010 and the Nitro Z18 2022 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.