Replying to Attack 11 vs Attack 13

I’ve heard many good reviews on the attack 13 as a park binding, so when I looked on evo to get a pair for myself, I saw that the attack 11 was slightly cheaper. Since I likely won’t crank dins above 11 ever I figured I should save a bit of money and I just get the 11s. Now, I’m seeing that people mostly class the 11 as a ‘kids’ binding and I regret not researching them more. What are the actual differences in functionality, quality, safety, etc between the two? I’m about 160lbs, 6’ 0”, 16 y/o. Did I make a mistake or am I fine