When two boats share the same hull type — in this case both the Fish-Rite Performer 21 ft. 2007 and the Fish-Rite Rivermaster 19 ft. (91 in. beam) 2007 are modified vee designs with aluminum construction — the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?
On paper these two are close siblings in the size department — Fish-Rite Performer 21 ft. 2007 at 21,0 ft versus Fish-Rite Rivermaster 19 ft. (91 in. beam) 2007 at 19,0 ft. Weight tells a clearer story for trailering families: the Fish-Rite Performer 21 ft. 2007 tips the scales at 1 295 lbs — 1 284 lbs more than the Fish-Rite Rivermaster 19 ft. (91 in. beam) 2007 at 11 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 225 hp, the Fish-Rite Performer 21 ft. 2007 has a 50-hp advantage over the Fish-Rite Rivermaster 19 ft. (91 in. beam) 2007's 175-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 Fish-Rite Performer 21 ft. 2007 is rated for 6 passengers, while the Fish-Rite Rivermaster 19 ft. (91 in. beam) 2007 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Fish-Rite Performer 21 ft. 2007 could be the deciding factor.
Bottom line: Choose the Fish-Rite Performer 21 ft. 2007 if your priority is putting more people on the water — it handles 6 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Fish-Rite Rivermaster 19 ft. (91 in. beam) 2007 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.