Sun Tracker Party Barge 27 I/O 2004 boat specs
Sun Tracker
Sun Tracker Party Barge 27 I/O 2004
2004
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Sun Tracker Party Deck 21 I/O 2004 boat specs
Sun Tracker
Sun Tracker Party Deck 21 I/O 2004
2004
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Sun Tracker Party Barge 27 I/O 2004 vs Sun Tracker Party Deck 21 I/O 2004 — Same Brand, Different Boat

The Sun Tracker Party Barge 27 I/O 2004 vs Sun Tracker Party Deck 21 I/O 2004 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.

For family outings this is probably the sharpest distinction between the two. The Sun Tracker Party Barge 27 I/O 2004 is rated for 16 passengers, while the Sun Tracker Party Deck 21 I/O 2004 caps at 10. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sun Tracker Party Barge 27 I/O 2004 could be the deciding factor.

Bottom line: Choose the Sun Tracker Party Barge 27 I/O 2004 if your priority is putting more people on the water — it handles 16 passengers and at 27,0 ft it has the deck room to back that rating up comfortably. The Sun Tracker Party Deck 21 I/O 2004 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 10 that costs less to run day-to-day.
General Boat Info
MakeSun Tracker
MakeSun Tracker
ModelParty Barge 27 I/O
ModelParty Deck 21 I/O
Model Year2004
Model Year2004
Measurements / Dimensions
Weight - Detail2,400 lbs
Weight - Detail2060 Lbs
Weight - kg1088.62
Weight - kg934.4
Weight - lbs.24
Weight - lbs.206
Length - Feet27
Length - Feetnot available
Length - Inches4
Length - Inchesnot available
Length overall - Detail27 ft. 4 in
Length overall - Detail20 ft. 7 in
Length overall - Meters8.33
Length overall - Meters6.27
Length overall - Inches328
Length overall - Inches247
Beamnot available
Beam102 in
Beam - Metersnot available
Beam - Meters2.59
Beam - Inchesnot available
Beam - Inches102
Pontoon and Inflatable Specific
Tube diameter26 in
Tube diameternot available
Tube gauge.080 5052 Marine Alloy
Tube gaugenot available
Engine and Drivetrain
Engine/s standard135 hp
Engine/s standard150 hp
Fuel tank capacity - Detail30 gal
Fuel tank capacity - Detail41 Gallons
Fuel tank capacity - Liters113.56
Fuel tank capacity - Liters155.2
Fuel tank capacity - Gal3
Fuel tank capacity - Gal41
Drive typeI/O
Drive typenot available
Operational Info
Maximum capacity2,260 lbs
Maximum capacity2045 Lbs
Maximum people16
Maximum people10 Persons
Body / Hull
Hull materialnot available
Hull materialAluminum

Sun Tracker Party Barge 27 I/O 2004 vs Sun Tracker Party Deck 21 I/O 2004 — Common Questions

Which is easier to trailer — the Sun Tracker Party Barge 27 I/O 2004 or the Sun Tracker Party Deck 21 I/O 2004?
For trailering, the Sun Tracker Party Barge 27 I/O 2004 has the edge at 24 lbs dry weight versus 206 lbs for the Sun Tracker Party Deck 21 I/O 2004. 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.
How many people can each boat hold?
The Sun Tracker Party Barge 27 I/O 2004 is Coast Guard rated for 16 passengers, while the Sun Tracker Party Deck 21 I/O 2004 is certified for 10. 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 27 I/O 2004 or the Sun Tracker Party Deck 21 I/O 2004?
The Sun Tracker Party Deck 21 I/O 2004 has the bigger tank at 41 gallons, versus 3 gallons on the Sun Tracker Party Barge 27 I/O 2004. That 38-gallon difference translates to roughly 114–190 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sun Tracker Party Barge 27 I/O 2004 and Sun Tracker Party Deck 21 I/O 2004 from the same manufacturer?
Yes — both the Sun Tracker Party Barge 27 I/O 2004 and the Sun Tracker Party Deck 21 I/O 2004 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.