At a glance Expert’s RatingPros21-inch cutting radiusHighly maneuverableOutstanding remote controlRiding-mower build and cut qualityConsVery heavy (120 pounds)Disappointing autonomous obstacle avoidanceOur VerdictWhile its obstacle avoidance feels like an afterthought, everything else about the remote-controlled Mowrator S1 robot lawn mower is high end and lots of fun. Price When Reviewed$3,399 (during manufacturer’s “Summer Sale”) Best Prices Today: Mowrator S1 AWD Retailer Price Mowrator $3999 View Deal Price comparison from over 24,000 stores worldwide Product Price Price comparison from Ba…