Plano is 100% more expensive than McAllen.
When comparing Plano, TX and McAllen, TX, the overall cost of living indices are 132 and 66 respectively (national median = 100). Rent is $775/month cheaper in McAllen, saving renters about $9,300/year.
Median household income is $48,484/year higher in Plano. Home values also differ significantly — the median in Plano is $440,600 compared to $173,800 in McAllen.
Both cities share the same state tax structure since they are in Texas.
Plano vs McAllen — common questions
Other cost of living comparisons for Plano and McAllen