The Sea Pro 180 2004 vs Sea Pro S1850CC 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.
The power gap is worth calling out. Rated to 140 hp, the Sea Pro 180 2004 has a 50-hp advantage over the Sea Pro S1850CC 2005's 90-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Sea Pro 180 2004 carries 42 gallons versus 35 gallons in the Sea Pro S1850CC 2005. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
Both boats are rated for 5 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 Sea Pro 180 2004 and its 140-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Sea Pro S1850CC 2005 with its 90-hp rating is the more economical daily driver.