The Odyssey Millennium II 1909M2 2005 vs Odyssey V170SC 2005 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 — Odyssey Millennium II 1909M2 2005 at 18,0 ft versus Odyssey V170SC 2005 at 16,0 ft. At 16 lbs and 14 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 Odyssey V170SC 2005 tops out at 125 hp. Engine specs for the Odyssey Millennium II 1909M2 2005 aren't listed — confirm with a dealer before selecting an outboard.
For family outings this is probably the sharpest distinction between the two. The Odyssey Millennium II 1909M2 2005 is rated for 9 passengers, while the Odyssey V170SC 2005 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Odyssey Millennium II 1909M2 2005 could be the deciding factor.
Bottom line: Choose the Odyssey Millennium II 1909M2 2005 if your priority is putting more people on the water — it handles 9 passengers and at 18,0 ft it has the deck room to back that rating up comfortably. The Odyssey V170SC 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.