They are calculated differently. You can use the online service to estimate them
Regarding proof of payment of sales tax, if I bought the vehicle when I was not a resident of New York, what should I do?
In that case, use the New York State Department of Tax and Finance DTF-803 Sales Tax Exemption Form {Sales Tax Form} pdf to receive a - New York State Resident Exemption. Form DTF-803 defines the terms "non-resident" and "resident".
I'd like to know how to Estimate fees and taxes online.