On the basis of the characteristics of technologies, including mass balances, technical, environmental, social and economic criteria an assessment was made to analysis the appropriate municipal solid waste (MSW) treatment technologies for developing countries, including aerobic composting, anaerobic digestion, incineration and sanitary landfill. The strengths and weaknesses of each technology in the condition of developing countries and also the detail data relation to cost and benefit, technical, social and environmental impacts have indicated.