The Tahoe Boats Q4 Sport OB 2005 vs Tahoe Boats Q5i SF 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.
On paper these two are close siblings in the size department — Tahoe Boats Q4 Sport OB 2005 at 18,0 ft versus Tahoe Boats Q5i SF 2009 at 19,0 ft. Weight tells a clearer story for trailering families: the Tahoe Boats Q5i SF 2009 tips the scales at 2 722 lbs — 2 706 lbs less than the Tahoe Boats Q4 Sport OB 2005 at 16 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 power gap is worth calling out. Rated to 220 hp, the Tahoe Boats Q5i SF 2009 has a 70-hp advantage over the Tahoe Boats Q4 Sport OB 2005's 150-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 23 gal and 23 gal — so range won't be a tiebreaker here.
For family outings this is probably the sharpest distinction between the two. The Tahoe Boats Q5i SF 2009 is rated for 8 passengers, while the Tahoe Boats Q4 Sport OB 2005 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Tahoe Boats Q5i SF 2009 could be the deciding factor.
Bottom line: Choose the Tahoe Boats Q5i SF 2009 if your priority is putting more people on the water — it handles 8 passengers and at 19,0 ft it has the deck room to back that rating up comfortably. The Tahoe Boats Q4 Sport OB 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 7 that costs less to run day-to-day.