Only six months after iRobot launched its budget-friendly Essential robot vacuums, the lineup already has two new models. The Roomba Combo 2 Essential and Roomba Vac 2 Essential “double the cleaning power” of their predecessors and bring self-emptying dust bins to the series for the first time.
The Roomba Combo 2 Essential ($425) combines vacuuming and mopping capabilities, while the Vac 2 Essential ($400) is a vacuuming-only model for those without tile or hardwood floors. Both have 100 percent stronger suction than the first Essential vacs. The latter already had 20 times the suction
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