How does the amount of life insurance coverage a 30 year old can purchase compare to that of a 50 year old? A 30 year old can purchase the same coverage per premium dollar as a 50 year old. A 30 year old can purchase less coverage per premium dollar than a 50 year old can. Premiums are individualized to the amount of coverage per premium dollar cannot be generalized. A 30 year old can purchase more coverage per premium dollar than a 50 year old can.