Walmart offers the Dyson Ball DC50 Allergy Compact Upright Vacuum for $249.99. Coupon code "TGTHZ8PH" drops it to $244.99. With free shipping, that's $54 below our January mention and the lowest total price we could find by $105. This bagless vacuum features a built-in extension wand, built-in crevice tool, dusting brush, stair tool, brush tool, automatic height adjustment, and fingertip controls.