Both the Malibu Response LX 2012 and the Malibu Sunscape 23 LSV 2006 are modified-V designs, so 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 - Malibu Response LX 2012 at 20,0 ft versus Malibu Sunscape 23 LSV 2006 at 23,0 ft. Weight tells a clearer story for trailering families: the Malibu Sunscape 23 LSV 2006 tips the scales at 3 800 lbs - 1 350 lbs less than the Malibu Response LX 2012 at 2 450 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 Malibu Sunscape 23 LSV 2006 tops out at 450 hp. Engine specs for the Malibu Response LX 2012 aren't listed - confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Malibu Sunscape 23 LSV 2006 carries 55 gallons versus 33 gallons in the Malibu Response LX 2012. 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 Malibu Sunscape 23 LSV 2006 is rated for 14 passengers, while the Malibu Response LX 2012 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Malibu Sunscape 23 LSV 2006 could be the deciding factor.
Bottom line: Choose the Malibu Sunscape 23 LSV 2006 if your priority is putting more people on the water - it handles 14 passengers and at 23,0 ft it has the deck room to back that rating up comfortably. The Malibu Response LX 2012 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.