The Campion Allante 925 2013 vs Campion S 505i SS 2006 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.

Size is the most obvious dividing line here. The Campion S 505i SS 2006 measures 16,0 feet overall (2006), giving it roughly 13,0 additional feet of deck space compared to the Campion Allante 925 2013 at 3,0 feet (2013). Weight tells a clearer story for trailering families: the Campion S 505i SS 2006 tips the scales at 1 974 lbs — 928 lbs less than the Campion Allante 925 2013 at 1 046 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 power gap is worth calling out. Rated to 640 hp, the Campion Allante 925 2013 has a 505-hp advantage over the Campion S 505i SS 2006's 135-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Campion Allante 925 2013 carries 111 gallons versus 19 gallons in the Campion S 505i SS 2006. 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 Campion S 505i SS 2006 is rated for 6 passengers, while the Campion Allante 925 2013 caps at 1. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Campion S 505i SS 2006 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Campion Allante 925 2013 comes in at 2 lbs per hp versus 15 lbs per hp for the Campion S 505i SS 2006. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.