Matching a modified vee Alumacraft Navigator 175 Sport 2007 against a tunnel Alumacraft VB 1650 AW Tunnel SC 2013 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 Navigator 175 Sport 2007 at 17,0 ft versus Alumacraft VB 1650 AW Tunnel SC 2013 at 16,0 ft. Weight tells a clearer story for trailering families: the Alumacraft Navigator 175 Sport 2007 tips the scales at 1 357 lbs — 1 284 lbs more than the Alumacraft VB 1650 AW Tunnel SC 2013 at 73 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 150 hp, the Alumacraft Navigator 175 Sport 2007 has a 90-hp advantage over the Alumacraft VB 1650 AW Tunnel SC 2013's 60-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

For family outings this is probably the sharpest distinction between the two. The Alumacraft Navigator 175 Sport 2007 is rated for 5 passengers, while the Alumacraft VB 1650 AW Tunnel SC 2013 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Alumacraft Navigator 175 Sport 2007 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Alumacraft VB 1650 AW Tunnel SC 2013 comes in at 1 lbs per hp versus 9 lbs per hp for the Alumacraft Navigator 175 Sport 2007. 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.