Abstract
The present paper proposes two kind of mine detection robots which mean the six-legged walking robot with two manipulators based on the added stability, mobility, and functionality. One robot is COMET-II which is driven by electric power and not so big robot. The another robot is a full autonomous robot COMET-III which is driven by hydraulic power. COMET-III has a crawler and six legs and its weight is 900Kg. The improved this kind of robot will be engaged for mine detection job in Afghanistan soon.