Matching a deep vee Riviera Yachts 33 Open Flybridge SII 2008 against a modified vee Riviera Yachts 58 Enclosed Flybridge 2009 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.

Size is the most obvious dividing line here. The Riviera Yachts 58 Enclosed Flybridge 2009 measures 59,0 feet overall (2009), giving it roughly 24,0 additional feet of deck space compared to the Riviera Yachts 33 Open Flybridge SII 2008 at 35,0 feet (2008). Weight tells a clearer story for trailering families: the Riviera Yachts 58 Enclosed Flybridge 2009 tips the scales at 661 lbs — 463 lbs less than the Riviera Yachts 33 Open Flybridge SII 2008 at 198 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 1 015 hp, the Riviera Yachts 58 Enclosed Flybridge 2009 has a 395-hp advantage over the Riviera Yachts 33 Open Flybridge SII 2008's 620-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Riviera Yachts 58 Enclosed Flybridge 2009 carries 1 506 gallons versus 264 gallons in the Riviera Yachts 33 Open Flybridge SII 2008. 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 Riviera Yachts 58 Enclosed Flybridge 2009 is rated for 18 passengers, while the Riviera Yachts 33 Open Flybridge SII 2008 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Riviera Yachts 58 Enclosed Flybridge 2009 could be the deciding factor.