Tahoe Boats Q3 SF OB 2004 boat specs
Tahoe Boats
Tahoe Boats Q3 SF OB 2004
2004
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VS
Tahoe Boats Q8i 2009 boat specs
Tahoe Boats
Tahoe Boats Q8i 2009
2009
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Tahoe Boats Q3 SF OB 2004 vs Tahoe Boats Q8i 2009 — Same Brand, Different Boat

The Tahoe Boats Q3 SF OB 2004 vs Tahoe Boats Q8i 2009 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 320 hp, the Tahoe Boats Q8i 2009 has a 305-hp advantage over the Tahoe Boats Q3 SF OB 2004's 15-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Tahoe Boats Q8i 2009 carries 54 gallons versus 23 gallons in the Tahoe Boats Q3 SF OB 2004. 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 Tahoe Boats Q8i 2009 is rated for 10 passengers, while the Tahoe Boats Q3 SF OB 2004 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Tahoe Boats Q8i 2009 could be the deciding factor.

Bottom line: Choose the Tahoe Boats Q8i 2009 if your priority is putting more people on the water — it handles 10 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Tahoe Boats Q3 SF OB 2004 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.
General Boat Info
MakeTahoe Boats
MakeTahoe Boats
ModelQ3 SF OB
ModelQ8i
Model Year2004
Model Year2009
Measurements / Dimensions
Beam90.5 in
Beam102 in
Beam - Meters2.31
Beam - Meters2.59
Beam - Inches90.5
Beam - Inches102
Weight - Detail1520 lbs
Weight - Detail3,500 lbs
Weight - kg689.46
Weight - kg1587.57
Weight - lbs.152
Weight - lbs.35
Length overall - Detail17 ft. 10 in
Length overall - Detail21 ft. 8 in
Length overall - Meters5.44
Length overall - Meters6.6
Length overall - Inches214
Length overall - Inches26
Deadrisenot available
Deadrise20℃
Depth - Detailnot available
Depth - Detail32 in
Depth - Centimetersnot available
Depth - Centimeters81.28
Depth - Inchesnot available
Depth - Inches32
Length - Feetnot available
Length - Feet21
Length - Inchesnot available
Length - Inches8
Engine and Drivetrain
Fuel tank capacity - Detail23 gallons
Fuel tank capacity - Detail54 gal
Fuel tank capacity - Liters87.06
Fuel tank capacity - Liters204.41
Fuel tank capacity - Gal23
Fuel tank capacity - Gal54
Engine max15
Engine max320 hp
Engine makenot available
Engine makeMerCruiser®
Engine modelnot available
Engine model5.0 l 220 hp V-8
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeI/O
Horsepowernot available
Horsepower220 hp
Operational Info
Maximum people6 Persons
Maximum people10 (1,550 lbs.)
Maximum capacitynot available
Maximum capacity1,550 lbs
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee
Trailer Info
Trailer - Detailnot available
Trailer - DetailCustom factory matched tandem axle

Tahoe Boats Q3 SF OB 2004 vs Tahoe Boats Q8i 2009 — Common Questions

Which is easier to trailer — the Tahoe Boats Q3 SF OB 2004 or the Tahoe Boats Q8i 2009?
For trailering, the Tahoe Boats Q8i 2009 has the edge at 35 lbs dry weight versus 152 lbs for the Tahoe Boats Q3 SF OB 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.
Which boat can handle a bigger outboard?
The Tahoe Boats Q8i 2009 is rated to a maximum of 320 hp, giving it the larger power ceiling. The Tahoe Boats Q3 SF OB 2004 tops out at 15 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 Tahoe Boats Q3 SF OB 2004 is Coast Guard rated for 6 passengers, while the Tahoe Boats Q8i 2009 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 is wider, and does it affect trailering?
The Tahoe Boats Q8i 2009 measures 102" wide, compared to 91" for the Tahoe Boats Q3 SF OB 2004. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the Tahoe Boats Q3 SF OB 2004 or the Tahoe Boats Q8i 2009?
The Tahoe Boats Q8i 2009 has the bigger tank at 54 gallons, versus 23 gallons on the Tahoe Boats Q3 SF OB 2004. That 31-gallon difference translates to roughly 93–155 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Tahoe Boats Q3 SF OB 2004 and Tahoe Boats Q8i 2009 from the same manufacturer?
Yes — both the Tahoe Boats Q3 SF OB 2004 and the Tahoe Boats Q8i 2009 are built by Tahoe Boats. 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.