The Mariah R23 2011 vs Mariah SX22 Bow Rider 2007 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 - Mariah R23 2011 at 23,4 ft versus Mariah SX22 Bow Rider 2007 at 22,0 ft. Weight tells a clearer story for trailering families: the Mariah R23 2011 tips the scales at 4 000 lbs - 1 000 lbs more than the Mariah SX22 Bow Rider 2007 at 3 000 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 - 320 hp for the Mariah R23 2011 and 300 hp for the Mariah SX22 Bow Rider 2007. 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 Mariah R23 2011 carries 53 gallons versus 44 gallons in the Mariah SX22 Bow Rider 2007. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
Both boats are rated for 12 passengers - a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.
Bottom line: Performance buyers should lean toward the Mariah R23 2011 and its 320-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Mariah SX22 Bow Rider 2007 with its 300-hp rating is the more economical daily driver.