The standar lever is just a straight lever. The tactical lever has a bit of a teardrop extension on the bottom-rear of the lever.
The Tactical version has a larger paddle compared to the Standard.
Apparently the person tasked with approving my previous answer doesn't like links to the product manufacturer's website, so I submitted another answer without links to the manufacturer's website in an attempt to help Jay808.
"Thanks again for submitting your answer. Unfortunately, it did not meet our general guidelines for posting an answer.
Reason for being declined: The answer has external links or advertisement."
The tactical version has wider release paddles. The tactical version is better if you use gloves. Otherwise, they are essentially the same.