Costco: Dyson DC56 Handheld Cordless Vacuum $139.99 by Rhonda July 21, 2020 4/10/15. Dyson states this has twice the suction power of any other handheld. Costco has the Dyson DC56 Handheld Cordless Vacuum priced at $139.99. While supplies last. For reviews on this… 0 FacebookTwitterPinterestEmail