If you are interested in buying a robotic vacuum, here are some robot vacuum brands you can consider:

* iRobot Roomba
Link: www.irobot.com/us/learn/home/roomba.aspx
This is one of the leading, if not the best robot vacuum brands on the market. They have the famous Roomba serials automatic vacuum cleaner.

* Neato Robotics
Link: www.neatorobotics.com
This is another well known robotic vacuum brand, has 2 robot models on US market – XV-11 amd XV-21.

* LG
Hom-Bot
Link: http://www.lg.com/us/vacuum-cleaners
Roboking
Link: http://www.lg.com/au/robot-vacuums

* Robomaid
Link: http://www.robomaid.com.au/

* Karcher
http://www.karcher.com/int/Products/Home__Garden/Vacuums/Robocleaner/12691010.htm

* Samsung
NaviBot
Link: http://www.samsung.com/uk/consumer/home-appliances/vacuum-cleaner/robot

* Dirt Devil
Whiskers DSV and RoomMate
Link: http://dirtdevil.com/products/category/robotic-vacuums/