Our sweat belt is designed with our sauna / sweat inducing technology and our compression belt is not. Differences:  Sweat Belt: mainly used for active support, waist slimming and interval training. Has neoprene sweat technology built in. Compression Belt: is designed to support moms after child birth. Mainly used after C-section or vaginal delivery during recovery period. Similarities: Both belts are designed to wear during postpartum.