Most 16′ – 18′ Kevlar canoes (arguably the most popular style) weigh between 50 lbs and 70 lbs. Polyethylene or plastic canoes of the same length weigh 80 lbs – 90 lbs, while Whitewater canoes made of tough T-Formex or Royalex weigh about 65 lbs for a popular 16-foot model.