When you buy through our links, Business Insider may earn an affiliate commission. Learn moreThe author's Chacos (left) and Tevas (right).Connie Chen/Business InsiderMany great debates rage on in the world of consumer products. Apple or Samsung? Coke or Pepsi? Canon or Nikon? If you're looking at sport sandals, we know the big question on your mind is: Tevas or Chacos?