New York is 57% more expensive than Manchester.
When comparing New York, NY and Manchester, NH, the overall cost of living indices are 166 and 106 respectively (national median = 100). Rent is $314/month cheaper in Manchester, saving renters about $3,768/year.
Median household income is $2,298/year higher in New York. Home values also differ significantly — the median in New York is $751,700 compared to $336,300 in Manchester.
New Hampshire has no state income tax, giving Manchester residents a significant tax advantage over New York's 10.9% rate.
New York vs Manchester — common questions
Other cost of living comparisons for New York and Manchester