Which variable cost hair transplant surgery based upon? Well, cost hair transplant surgery is based on everything from how much you are willing to pay to how badly you feel you need that surgery. Also, cost hair transplant surgery is based on whether you are paying by the graft or amount of hair. Yes, these are different. Cost hair transplant procedures also change depending on whether you invest in a doctor or a company. If you go through a company and never see or meet the doctor until the day of surgery, you are probably making a mistake that will double your cost hair transplant wise in the end.