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Lowes daily deal today has a nice entry level Roomba 690 for $ 299. On top of that, you can use lowes coupons to take another $ 40 off, making it $ 259 plus tax. Plus another 1% at at least one cash back site. They also have the iRobot Roomba 650 for $ 279, and with the $ 40 off coupon, that makes it $ 249. The higher end iRobot Roomba 860 is on sale for $ 379, minus $ 40 (or $ 60 if you can find a $ 21 filler for your cart like paper towels or TP), makes it $ 339. The Roomba 880 is also on sale, but not as big a discount as the other models, as it is $ 499, minus the $ 60 coupon, making it $ 439.