Welder advice - where to start

I had a 100 amp mig for many years. It served me well.
I have since upgraded, but nothing comes close to welding
That thin stuff than my first welder.
I really havent done much with my esab when it comes to light stuff, but im sure it wil do the job.
Mig/gas is your best bet if you are
Working with light stuff. I was really happy with my lincoln 160 amp mig.