The field performance evaluation trials of different weeders namely hand khurpi, peg type dry land weeder, animal drawn blade hoe and power weeder were carried out in the farmers fields in Yeklaspur village of Raichur district in cotton crop. The data collected were analyzed. The actual field capacity of 0.005, 0.009, 0.092 and 0.07 ha/h, respectively were observed for hand khurpi, peg type dry land weeder, animal drawn blade hoe and power weeder. Among all the treatments, the maximum value of weeding index of 98.00 per cent was observed in case of weeding operation by hand khurpi. The animal drawn blade hoe recorded maximum values of average actual field capacity and minimum number of man-hrs requirement while the maximum value of weeding index and man-hrs requirement were observed for weeding operation by hand khurpi. The maximum value of cost of operation of Rs 1666.00/ha was observed with hand khurpi while the animal drawn blade hoe recorded minimum value of Rs. 398.60/ha. The savings in cost of weeding operation using peg type dry land weeder, animal drawn blade hoe and power weeder when compared to manual weeding by hand khurpi was 22.17, 76.07 and 42.28 per cent, respectively.