Nitro Bay 1900 Tunnel 2005 boat specs
Nitro
Nitro Bay 1900 Tunnel 2005
2005
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VS
Nitro Z20 2021 boat specs
Nitro
Nitro Z20 2021
2021
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Nitro Bay 1900 Tunnel 2005 vs Nitro Z20 2021 — Same Brand, Different Boat

The Nitro Bay 1900 Tunnel 2005 vs Nitro Z20 2021 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 Nitro Bay 1900 Tunnel 2005 carries a rated maximum of 150 hp. Engine data for the Nitro Z20 2021 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Nitro Bay 1900 Tunnel 2005 carries 47 gallons versus 5 gallons in the Nitro Z20 2021. 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: The Nitro Bay 1900 Tunnel 2005 and Nitro Z20 2021 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
MakeNitro
Makenot available
ModelBay 1900 Tunnel
Modelnot available
Model Year2005
Model Yearnot available
Measurements / Dimensions
Beam8 ft. 3 in
Beamnot available
Beam - Meters2.51
Beam - Metersnot available
Beam - Inches99
Beam - Inchesnot available
Weight - Detail1,320 lbs
Weight - Detailnot available
Weight - kg598.74
Weight - kgnot available
Weight - lbs.132
Weight - lbs.not available
Height [transom]20 in
Height [transom]not available
Length - Feet19
Length - Feet20
Length - Inches4
Length - Inchesnot available
Length overall - Detail19 ft. 4 in
Length overall - Detail20.00 ft
Length overall - Meters5.89
Length overall - Meters6.1
Length overall - Inches232
Length overall - Inches240
Draft Minnot available
Draft Min1.33 ft
Engine and Drivetrain
Fuel tank capacity - Detail47 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters177.91
Fuel tank capacity - Liters189.27
Fuel tank capacity - Gal47
Fuel tank capacity - Gal5
Engine max150 hp
Engine maxnot available
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeoutboard
Operational Info
Maximum capacity1,500 lbs
Maximum capacitynot available
Maximum people6
Maximum peoplenot available
Boat typenot available
Boat typePower
Trailer Info
Trailer - Length over all24 ft. 0 in
Trailer - Length over allnot available
Trailer - Weight2,400 lbs
Trailer - Weightnot available
Trailer - Width100 in
Trailer - Widthnot available

Nitro Bay 1900 Tunnel 2005 vs Nitro Z20 2021 — Common Questions

Which is the larger boat — the Nitro Bay 1900 Tunnel 2005 or the Nitro Z20 2021?
The Nitro Z20 2021 is the longer of the two at 20,0 feet overall. The Nitro Bay 1900 Tunnel 2005 comes in at 19,0 feet, making it roughly 1,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
What is the maximum horsepower rating for these boats?
The Nitro Bay 1900 Tunnel 2005 has a documented max rating of 150 hp. Engine specifications for the Nitro Z20 2021 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 Nitro Bay 1900 Tunnel 2005 is Coast Guard rated for 6 passengers, while the Nitro Z20 2021 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 has the larger fuel tank — the Nitro Bay 1900 Tunnel 2005 or the Nitro Z20 2021?
The Nitro Bay 1900 Tunnel 2005 has the bigger tank at 47 gallons, versus 5 gallons on the Nitro Z20 2021. That 42-gallon difference translates to roughly 126–210 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Nitro Bay 1900 Tunnel 2005 and Nitro Z20 2021 from the same manufacturer?
Yes — both the Nitro Bay 1900 Tunnel 2005 and the Nitro Z20 2021 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.