Robotic Lawn Mowers Comparisons

Robotic Lawn Mower	Maximum Lawn Size	Max. Slope (degrees); Max. Cutting Height (in.)	Weight (lbs.); Noise (decibels)	Batter-ies	Robotic Mower Features, Warranty
Comparison Chart - Robotic Lawn Mowers
Robomower RM200 Where to Buy (*est. $1,400)	2,700 sq. ft	15 degrees 3.15 in.	39 lbs. 80-85 db	24-v lead-acid	Powered by one 150-watt motor. No charging base; plugs into indoor outlet between uses. Needs manual carrying to starting point, then back to plug in at end, but optional remote control (*est. $70) is available. Charges in about 16 hours, then mows up to 2.5 hours (about 1,000 sq. ft. a day). Waterproof, has rain sensor. Two-year warranty.
LawnBott LB2100 Professional Where to Buy (*est. $1,950)	33,000 sq. ft.	12 degrees 2.75 in.	39 lbs. 58 db.	24-v lead-acid	Comes with charging base; once programmed, it travels to and from the mowing area(s) on its own. Can handle three separate areas. Shell is only 16.5 inches wide. Mows about 2,700 sq. ft. per hour (65 feet per minute). Recharges in 2.5 hours, then mows 2.5 hours. Two-year warranty (one on battery) plus 60-day free trial period.
LawnBott LB3200 Evolution Where to Buy (*est. $2,500)	33,000 sq. ft.	27 degrees 2.75 in.	21 lbs. 58 db.	Lithium-ion	Programs itself to maintain grass in as many as three separate areas at selected height, setting its own schedule. Comes with charging station and travels to and from the mowing area(s) on its own. Recharges in 2.5 hours, then mows for 2.5 hours. Adjustable rain sensor. Two-year warranty (one on battery) plus 60-day free trial period.
LawnBott LB3500 Where to Buy (*est. $3,250)	38,000 sq. ft.	30 degrees 3 in.	28 lbs. 58 db.	2 Lithium-ion	Programs itself to maintain grass in as many as four separate areas at selected height, setting its own schedule. Comes with charging station and travels to and from the mowing area(s) on its own. Recharges in 2.5 hours, then mows for 3 to 5 hours. Can add up to three more batteries to extend range to two or three acres. Two-year warranty (one on batteries) plus 60-day free trial period.