Matching a flat Alumacraft 1542 2008 against a modified vee Alumacraft Sierra MV 1648 NCS 2012 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.
On paper these two are close siblings in the size department — Alumacraft 1542 2008 at 15,0 ft versus Alumacraft Sierra MV 1648 NCS 2012 at 16,0 ft. At 21 lbs and 31 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
The Alumacraft Sierra MV 1648 NCS 2012 tops out at 35 hp. Engine specs for the Alumacraft 1542 2008 aren't listed — confirm with a dealer before selecting an outboard.
For family outings this is probably the sharpest distinction between the two. The Alumacraft Sierra MV 1648 NCS 2012 is rated for 5 passengers, while the Alumacraft 1542 2008 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Alumacraft Sierra MV 1648 NCS 2012 could be the deciding factor.
Bottom line: Choose the Alumacraft Sierra MV 1648 NCS 2012 if your priority is putting more people on the water — it handles 5 passengers and at 16,0 ft it has the deck room to back that rating up comfortably. The Alumacraft 1542 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.