Bayliner 180 2004 boat specs
Bayliner
Bayliner 180 2004
2004
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VS
Bayliner 185 2008 boat specs
Bayliner
Bayliner 185 2008
2008
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Bayliner 180 2004 vs Bayliner 185 2008 — Same Brand, Different Boat

The Bayliner 180 2004 vs Bayliner 185 2008 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 Bayliner 185 2008 tops out at 135 hp. Engine specs for the Bayliner 180 2004 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Bayliner 185 2008 carries 28 gallons versus 23 gallons in the Bayliner 180 2004. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 5 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 Bayliner 180 2004 and Bayliner 185 2008 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
MakeBayliner
Makenot available
Model18
Modelnot available
Model Year2004
Model Yearnot available
Measurements / Dimensions
Beam7 ft. 6 in
Beamnot available
Beam - Meters2.29
Beam - Metersnot available
Beam - Inches9
Beam - Inchesnot available
Deadrise17℃
Deadrisenot available
Draft [max] - Detail2 ft. 7 in. max
Draft [max] - Detailnot available
Draft [max] - Meters0.79
Draft [max] - Metersnot available
Draft [max] - Inches31
Draft [max] - Inchesnot available
Weight - Detail1,878 lbs
Weight - Detailnot available
Weight - kg851.85
Weight - kgnot available
Weight - lbs.1878
Weight - lbs.not available
Height - Detail6 ft. 3 in. (rigged)
Height - Detailnot available
Height - Meters1.91
Height - Metersnot available
Height - Inches75
Height - Inchesnot available
Length overall - Detail18 ft
Length overall - Detail18.00 ft
Length overall - Meters5.49
Length overall - Meters5.49
Length overall - Inches216
Length overall - Inches216
Length - Feetnot available
Length - Feet18
Engine and Drivetrain
Fuel tank capacity - Detail23 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters87.06
Fuel tank capacity - Liters105.99
Fuel tank capacity - Gal23
Fuel tank capacity - Gal28
Engine makenot available
Engine makeMerCruiser
Horsepowernot available
Horsepower135 hp
Fuel typenot available
Fuel typeGas
Trailer Info
Trailer - DetailPainted or Galvanized, Single-Axle w/Brakes, Tongue Jack & Swing-Away Tongue
Trailer - Detailnot available
Operational Info
Boat typenot available
Boat typePower

Bayliner 180 2004 vs Bayliner 185 2008 — Common Questions

What is the maximum horsepower rating for these boats?
The Bayliner 185 2008 has a documented max rating of 135 hp. Engine specifications for the Bayliner 180 2004 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 Bayliner 180 2004 is Coast Guard rated for 5 passengers, while the Bayliner 185 2008 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 Bayliner 180 2004 or the Bayliner 185 2008?
The Bayliner 185 2008 has the bigger tank at 28 gallons, versus 23 gallons on the Bayliner 180 2004. 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 Bayliner 180 2004 and Bayliner 185 2008 from the same manufacturer?
Yes — both the Bayliner 180 2004 and the Bayliner 185 2008 are built by Bayliner. 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.