How much cheaper is Providence compared to Johnston?

Current City	Comparison City
Wilmington, Delaware	El Segundo, California	Compare
Fallbrook, California	Eldorado at Santa Fe, New Mexico	Compare
Conroe, Texas	Searcy, Arkansas	Compare
Bainbridge Island, Washington	Shawnee, Kansas	Compare
Edgartown, Massachusetts	Spring, Texas	Compare
Lawton, Oklahoma	Stafford Courthouse, Virginia	Compare
Washington, District of Columbia	Red Bank, New Jersey	Compare
Cimarron Hills, Colorado	Fort Carson, Colorado	Compare
West Memphis, Arkansas	Lake Forest Park, Washington	Compare
Centennial, Colorado	Bellevue, Washington	Compare

Cost of Living Calculator - Johnston, Rhode Island vs Providence, Rhode Island