Boston is 66% more expensive than Manchester.
When comparing Boston, MA and Manchester, NH, the overall cost of living indices are 176 and 106 respectively (national median = 100). Rent is $628/month cheaper in Manchester, saving renters about $7,536/year.
Median household income is $17,340/year higher in Boston. Home values also differ significantly — the median in Boston is $710,400 compared to $336,300 in Manchester.
New Hampshire has no state income tax, giving Manchester residents a significant tax advantage over Massachusetts's 9.0% rate.
Boston vs Manchester — common questions
Other cost of living comparisons for Boston and Manchester