When two boats share the same hull type — in this case both the Ranger 619VS 2012 and the Ranger Z520 Comanche 2011 are modified vee designs with fiberglass 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 — Ranger 619VS 2012 at 19,5 ft versus Ranger Z520 Comanche 2011 at 20,8 ft. Weight tells a clearer story for trailering families: the Ranger 619VS 2012 tips the scales at 1 975 lbs — 150 lbs more than the Ranger Z520 Comanche 2011 at 1 825 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.
Both boats share a closely matched power ceiling — 200 hp for the Ranger 619VS 2012 and 200 hp for the Ranger Z520 Comanche 2011. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Fuel capacity breaks the other way: the Ranger 619VS 2012 carries 42 gallons versus 26 gallons in the Ranger Z520 Comanche 2011. 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 Ranger Z520 Comanche 2011 is rated for 6 passengers, while the Ranger 619VS 2012 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Ranger Z520 Comanche 2011 could be the deciding factor.
Bottom line: Choose the Ranger Z520 Comanche 2011 if your priority is putting more people on the water — it handles 6 passengers and at 20,8 ft it has the deck room to back that rating up comfortably. The Ranger 619VS 2012 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.