3 Roomba s9 plus deals are available from: Wayfair stores, starting from $63.99. The biggest discount we found is 10%% on Polar Universal Bike Phone Mount, Bicycle Holder Handlebar Cellphone Adjustable, Fits Iphone Xs|XS Max, XR, X, 8 | 8 Plus, Galaxy S9 in Black at Wayfair. The lowest price we found is $63.99 while the highest is $73.99. Prices for the best Roomba s9 plus deals average at $68.32. Last updated on September 26, 2021. We scanned these quality online stores and more to deliver you with the best offers online available for Roomba s9 plus.