This is my first time running var....

Question is...

Is it better to run lower dose longer or higher dose shorter?

Was thinking 60mg/day x 8 wks

but also considering 80/day x 6 wks

or 40mg/day for 10 wks

Coupeling it with Prop, Mast, Fina

27yrs old
4th cycle
14-15%bf
14yrs lifting exp (12 powerlifting)

ideas?
Info?
Past exp?