Harris Flotebote Crowne 270 I/O 2005 vs Harris Flotebote Sunliner 180 2006 - Boat Spec Comparison

Q: Which is the larger boat — the Harris Flotebote Crowne 270 I/O 2005 or the Harris Flotebote Sunliner 180 2006?

The Harris Flotebote Crowne 270 I/O 2005 is the longer of the two at 27,0 feet overall. The Harris Flotebote Sunliner 180 2006 comes in at 18,0 feet, making it roughly 9,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which boat can handle a bigger outboard?

The Harris Flotebote Crowne 270 I/O 2005 is rated to a maximum of 225 hp, giving it the larger power ceiling. The Harris Flotebote Sunliner 180 2006 tops out at 80 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.

Q: How many people can each boat hold?

The Harris Flotebote Crowne 270 I/O 2005 is Coast Guard rated for 18 passengers, while the Harris Flotebote Sunliner 180 2006 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.

Q: Do these boats require an oversize trailer permit to tow on US highways?

Both the Harris Flotebote Crowne 270 I/O 2005 and Harris Flotebote Sunliner 180 2006 share an 8 ft. 6 in beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.

Q: Are the Harris Flotebote Crowne 270 I/O 2005 and Harris Flotebote Sunliner 180 2006 from the same manufacturer?

Yes — both the Harris Flotebote Crowne 270 I/O 2005 and the Harris Flotebote Sunliner 180 2006 are built by Harris Flotebote. 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

Harris Flotebote Crowne 270 I/O 2005 vs Harris Flotebote Sunliner 180 2006

Harris Flotebote

Harris Flotebote Crowne 270 I/O 2005

2005

View full specs →

Harris Flotebote

Harris Flotebote Sunliner 180 2006

2006

View full specs →

Detailed Evaluation & Buyer Recommendation

Harris Flotebote Crowne 270 I/O 2005 vs Harris Flotebote Sunliner 180 2006 — Same Brand, Different Boat

The Harris Flotebote Crowne 270 I/O 2005 vs Harris Flotebote Sunliner 180 2006 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 225 hp, the Harris Flotebote Crowne 270 I/O 2005 has a 145-hp advantage over the Harris Flotebote Sunliner 180 2006's 80-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

For family outings this is probably the sharpest distinction between the two. The Harris Flotebote Crowne 270 I/O 2005 is rated for 18 passengers, while the Harris Flotebote Sunliner 180 2006 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Harris Flotebote Crowne 270 I/O 2005 could be the deciding factor.

Bottom line: Choose the Harris Flotebote Crowne 270 I/O 2005 if your priority is putting more people on the water — it handles 18 passengers and at 27,0 ft it has the deck room to back that rating up comfortably. The Harris Flotebote Sunliner 180 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

MakeHarris Flotebote

ModelCrowne 270 I/O

ModelSunliner 18

Model Year2005

Model Year2006

Measurements / Dimensions

Beam8 ft. 6 in

Beam - Meters2.59

Beam - Inches102

Draft [drive up] - Detail14 in

Draft [drive up] - Detail12 in

Draft [drive up] meters0.36

Draft [drive up] meters0.3

Draft [drive up] inches14

Draft [drive up] inches12

Draft [max] - Detail23 in

Draft [max] - Detail21 in

Draft [max] - Meters0.58

Draft [max] - Meters0.53

Draft [max] - Inches23

Draft [max] - Inches21

Weight - Detail3,900 lbs

Weight - Detailnot available

Weight - kg1769.01

Weight - kgnot available

Weight - lbs.39

Weight - lbs.not available

Length [deck]27 ft

Length [deck]not available

Length - Feet27

Length - Feet18

Length overall - Detail27 ft. 0 in

Length overall - Detail18 ft. 0 in

Length overall - Meters8.23

Length overall - Meters5.49

Length overall - Inches324

Length overall - Inches216

Bridge clearance - Detailnot available

Bridge clearance - Detail62 in. (Bimini/stern light down)

Bridge clearance - Metersnot available

Bridge clearance - Meters1.57

Bridge clearance - Inchesnot available

Bridge clearance - Inches62

Pontoon and Inflatable Specific

Tube diameter25 in

Engine and Drivetrain

Drive typeI/O

Drive typeOutboard

Engine max225 hp W/Performance-III Package: 225 hp

Engine max80 hp w/ Performance-III Package: 105 hp

Operational Info

Maximum capacity2,520 lbs

Maximum capacitynot available

Maximum people18

Maximum peoplenot available

Harris Flotebote Crowne 270 I/O 2005 vs Harris Flotebote Sunliner 180 2006 — Common Questions

Which is the larger boat — the Harris Flotebote Crowne 270 I/O 2005 or the Harris Flotebote Sunliner 180 2006?

The Harris Flotebote Crowne 270 I/O 2005 is the longer of the two at 27,0 feet overall. The Harris Flotebote Sunliner 180 2006 comes in at 18,0 feet, making it roughly 9,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Which boat can handle a bigger outboard?

The Harris Flotebote Crowne 270 I/O 2005 is rated to a maximum of 225 hp, giving it the larger power ceiling. The Harris Flotebote Sunliner 180 2006 tops out at 80 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 Harris Flotebote Crowne 270 I/O 2005 is Coast Guard rated for 18 passengers, while the Harris Flotebote Sunliner 180 2006 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.

Do these boats require an oversize trailer permit to tow on US highways?

Both the Harris Flotebote Crowne 270 I/O 2005 and Harris Flotebote Sunliner 180 2006 share an 8 ft. 6 in beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.

Are the Harris Flotebote Crowne 270 I/O 2005 and Harris Flotebote Sunliner 180 2006 from the same manufacturer?

Yes — both the Harris Flotebote Crowne 270 I/O 2005 and the Harris Flotebote Sunliner 180 2006 are built by Harris Flotebote. 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.

← Harris Flotebote Crowne 270 I/O 2005 full specs ← Harris Flotebote Sunliner 180 2006 full specs