Matching a tunnel Alumacraft All-Weld VB 1860 AW Tunnel 2011 against a deep vee Alumacraft Navigator 175 Tiller 2011 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 All-Weld VB 1860 AW Tunnel 2011 at 18,0 ft versus Alumacraft Navigator 175 Tiller 2011 at 17,7 ft. Weight tells a clearer story for trailering families: the Alumacraft Navigator 175 Tiller 2011 tips the scales at 1 145 lbs — 1 077 lbs less than the Alumacraft All-Weld VB 1860 AW Tunnel 2011 at 68 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 75 hp, the Alumacraft Navigator 175 Tiller 2011 has a 25-hp advantage over the Alumacraft All-Weld VB 1860 AW Tunnel 2011's 50-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 All-Weld VB 1860 AW Tunnel 2011 is rated for 6 passengers, while the Alumacraft Navigator 175 Tiller 2011 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Alumacraft All-Weld VB 1860 AW Tunnel 2011 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Alumacraft All-Weld VB 1860 AW Tunnel 2011 comes in at 1 lbs per hp versus 15 lbs per hp for the Alumacraft Navigator 175 Tiller 2011. 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.