At a glance Expert’s RatingProsNeatly stores, recharges and cleans the system in a stand-alone towerImpressive suction powerGreat for touch-up moppingAllery sufferers will appreciate the tower’s dust-removal prowessConsBulky tower designExpensiveSuction power may be too much for flimsy rugsApp connectivity tends to flake outOur VerdictPowerful, versatile, and packed with features, the LG CordZero All-in-One A9 busts dust with aplomb and will clean up after itself, but owners of delicate carpets may wish for a lower power setting. Price When Reviewed$999.99 Best Prices Today: LG All-in-One Cord…