„« Fuel cost saving: The annual saving on account of reduced fuel consumption will be Rs.180.89 crore in 2009, more than double from Rs.73.22 crore two years ago.
„« Number of vehicles off the road : Since the Metro began operations in December 2002, there has been a progressive reduction in daily vehicle demand due to the people shifting to Metro for commuting. In 2009, the Metro will take the daily share of 57,953 vehicles for all other modes of travel such as cars, buses, two-wheelers, auto-rickshaws, etc.
„« Vehicle cost saving : The annual vehicle (capital and operating) cost saving will almost triple from Rs.93.21 crore in 2007 to Rs.276.24 crore this year.
„« Reduction in emission of greenhouse gases : The increasing use of the Metro will result in prevention of emission of 131,395.34 tonnes of greenhouse gases such as carbon dioxide and nitrogen oxide from being emitted into Delhi¡¦s atmosphere upto 2009. This is a five-time increase from 27,614.34 tonnes in 2007.
„« Emission cost saving : The emission cost saving will also increase almost three times from Rs.14.29 crore in 2007 to Rs.41.04 crore in 2009.
„« Number of Road accidents avoided : The Metro will help avoid a total of 255 accidents, including 51 fatalities, in 2009. In 2007, the respective figures were 196 and 21.
Central Road Research Institute (CRRI) has carried out a study which says that the annual cost saved by Metro passengers on account of reduced travel time will go up three times from Rs.310.13 crore in 2007 to Rs.947.07 crore in 2009.
And also Delhi Metro has become the first Railway project in the world