Married Filing Joint is usually the better filing status. To get a quick idea you can use TurboTax's TaxCaster, enter your information as Married Filing Joint, then go back through to enter each of your information as Married Filing Separate.
https://turbotax.intuit.com/tax-tools/calculators/taxcaster/
If you decide to file as Married Filing Separate with the Online version, you will need to file 2 separate returns and create a separate account for your spouse.
Married
Filing Joint vs. Married Filing Separately
https://ttlc.intuit.com/replies/3288477
When Married Filing Separately Will Save You Taxes
https://turbotax.intuit.com/tax-tools/tax-tips/Family/When-Married-Filing-Separately-Will-Save-You-T...
