Knox Robot Vacuum and mop Cleaner VS. iRobot Roomba 640

At only 5.00 inches above the floor, this Romba 640 is able to maneuver under beds, sofas and any furniture above its height and deliver effective cleaning.

170 square meters – suitable for small homes

600 Pa – very low suction power. Able to deliver enough cleaning power for an effective clean.

Its suction is able to pull up every pet hair from wherever it is hiding into the debris bin. Suitable for homes with dogs and cats.

27 degree edge sweeping brush – specifically designed to remove every kind of debris from the corners, along walls and other hard to reach places.

90 minutes

180 minutes

Features an automatic adjustable brush that adapts its height depending on the floor type. Delivers effective clean on hardwood, tile, marble, linoleum, vynil, marble, low pile and medium pile carpets

Will dock and return to its charging base to recharge without you commanding it to. Makes it always prepared to clean.

Roomba 640 formulates more than 60 decisions in a single second to adapt to your home and move from room to room on a single floor.

Powerful detect sensors that prevent the robot from falling off stairs and bumping into objects placed on the floor. Detects and changes direction or moves around object.

68 db – very low noise like for a microwave device.

Instead uses intelligent sensors to indiscriminately navigate your home

Concentrated cleaning through Dirt Detect sensors – takes notice of are concentrated with dirt especially high traffic zones, supplies additional cleaning to those areas.

Enjoy living in a clean home without putting in much effort. Just click on the clean button and relax as Roomba 640 performs the dirty work.

Low profile design of 5 inches tall only – makes it possible for robot to clean hard to reach areas and under all types of furniture above its total height.

1800 mAh small battery capacity– will require a recharge after 90 minutes of run time.

400 ml – can take enough debris from a small sized room before requiring emptying

Includes a dual mode virtual barrier – helps you limit the robot from going into areas that are off limit to its cleaning.

13.4 x 13.4 x 3.6 inches

12.25 pounds

• Doesn’t need a cleaning program – just click start • Can clean multiple bare floor types • Patented 3 stage cleaning system • Self docks and recharges once battery low or after cleaning • Dirt detect sensors – provides concentrated cleaning • Effectively cleans corners and edges • Makes up to 60 precision in a single second • Easily lifts and suctions pet hairs

• Doesn’t have a carpet boost function • Small dust bin capacity – only 400 ml and wont accommodate large particles • Doesn’t plan cleaning routes in a home • Can’t be smart home connected – no wifi, Smartphone app or Amazon Alexa connectivity • It does not have a high efficiency filtration system • Hard to determine when dustbin is full • Easily cleans under furniture – low profile design • Will not resume cleaning automatically after full recharge • Doesn’t provide quiet operation