Sun Tracker Party Barge 21 2004 boat specs
Sun Tracker
Sun Tracker Party Barge 21 2004
2004
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Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 boat specs
Sun Tracker
Sun Tracker Party Cruiser 32 I/O Regency Edition 2008
2008
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Sun Tracker Party Barge 21 2004 vs Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 — Same Brand, Different Boat

The Sun Tracker Party Barge 21 2004 vs Sun Tracker Party Cruiser 32 I/O Regency Edition 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.

Size is the most obvious dividing line here. The Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 measures 34,0 feet overall (2008), giving it roughly 13,0 additional feet of deck space compared to the Sun Tracker Party Barge 21 2004 at 21,0 feet (2004). Weight tells a clearer story for trailering families: the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 tips the scales at 4 425 lbs — 4 256 lbs less than the Sun Tracker Party Barge 21 2004 at 169 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

The Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 tops out at 135 hp. Engine specs for the Sun Tracker Party Barge 21 2004 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Sun Tracker Party Barge 21 2004 carries 26 gallons versus 3 gallons in the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008. 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 Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 is rated for 15 passengers, while the Sun Tracker Party Barge 21 2004 caps at 13. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 could be the deciding factor.

Bottom line: Choose the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 if your priority is putting more people on the water — it handles 15 passengers and at 34,0 ft it has the deck room to back that rating up comfortably. The Sun Tracker Party Barge 21 2004 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 13 that costs less to run day-to-day.
General Boat Info
MakeSun Tracker
MakeSun Tracker
ModelParty Barge 21
ModelParty Cruiser? 32 I/O Regency Edition
Model Year2004
Model Year2008
Measurements / Dimensions
Weight - Detail1,690 lbs
Weight - Detail4,425 lbs
Weight - kg766.57
Weight - kg2007.14
Weight - lbs.169
Weight - lbs.4425
Length - Feet21
Length - Feet34
Length - Inches5
Length - Inches1
Length overall - Detail21 ft. 5 in
Length overall - Detail34 ft. 1 in
Length overall - Meters6.53
Length overall - Meters10.39
Length overall - Inches257
Length overall - Inches409
Beamnot available
Beam8 ft. 6 in. (deck width)
Beam - Metersnot available
Beam - Meters2.59
Beam - Inchesnot available
Beam - Inches102
Length [deck]not available
Length [deck]33 ft. 9.5 in
Pontoon and Inflatable Specific
Tube diameter24 in
Tube diameter26 in
Tube gauge.080 5052 Marine Alloy
Tube gauge0.08 5052 Marine Alloy
Number of tubesnot available
Number of tubes2
Engine and Drivetrain
Engine/s standard90 hp
Engine/s standardMerCruiser? 3.0 l inline 4-cylinder with power steering
Fuel tank capacity - Detail26 gal
Fuel tank capacity - Detail30 gal
Fuel tank capacity - Liters98.42
Fuel tank capacity - Liters113.56
Fuel tank capacity - Gal26
Fuel tank capacity - Gal3
Drive typeOutBoard
Drive typeI/O
Fuel typenot available
Fuel typeGas
Engine maxnot available
Engine max135 hp
Operational Info
Maximum capacity1,800 lbs
Maximum capacity3,340 lbs
Maximum people13
Maximum people15 (2,200 lbs.)
Headnot available
Head1 (enclosed)
Body / Hull
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typePontoon

Sun Tracker Party Barge 21 2004 vs Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 — Common Questions

Which is the larger boat — the Sun Tracker Party Barge 21 2004 or the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008?
The Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 is the longer of the two at 34,0 feet overall. The Sun Tracker Party Barge 21 2004 comes in at 21,0 feet, making it roughly 13,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sun Tracker Party Barge 21 2004 or the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008?
For trailering, the Sun Tracker Party Barge 21 2004 has the edge at 169 lbs dry weight versus 4 425 lbs for the Sun Tracker Party Cruiser 32 I/O Regency Edition 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.
What is the maximum horsepower rating for these boats?
The Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 has a documented max rating of 135 hp. Engine specifications for the Sun Tracker Party Barge 21 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 Sun Tracker Party Barge 21 2004 is Coast Guard rated for 13 passengers, while the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 is certified for 15. 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 Sun Tracker Party Barge 21 2004 or the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008?
The Sun Tracker Party Barge 21 2004 has the bigger tank at 26 gallons, versus 3 gallons on the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008. That 23-gallon difference translates to roughly 69–115 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sun Tracker Party Barge 21 2004 and Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 from the same manufacturer?
Yes — both the Sun Tracker Party Barge 21 2004 and the Sun Tracker Party Cruiser 32 I/O Regency Edition 2008 are built by Sun Tracker. 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.