Refund dates are different and TurboTax is holding it longer than necessary.

Always go by the actual date provided on the IRS website as we have no control over your return once the IRS has accepted it for processing. The IRS website have the most accurate and up to date information. It gets updated once a day. If you have any inquiries regarding any refund delay, you should contact the IRS or your state Department of revenue directly. 

There is a few reasons why you might experience a delay after a Direct Deposit date has been given:

• Bank account information provided is wrong. (Check the routing and account number you entered); if the bank information is wrong the IRS will issue a paper check instead. Contact the IRS IRS Contact Page
• There might be a delay within your bank (contact your bank)
• You paid your TurboTax fees with your refund (this might cause a delay while the banks do a split transaction between your refund and the preparation fee)
• There was a refund offset What is a refund offset?

There is a couple of FAQs to help you track your refund

When will I get my federal tax refund?

How do I track my state refund?

Why does Where's My Refund say "approved" but TurboTax still says "accepted"?

Why do some refunds take longer than others?

What if my IRS refund is taking longer than 21 days?