My girlfriend is way more experienced than me, is it good or bad?

My girlfriend (first ever) of 6 months, is way more experienced than me, in relationships or even sexually, it kinda makes me jealous because of it but she's very sweet to me. But sometimes its just kinda awkward for me when she compares me to another guys, it feels really weird. Is it normal to feel it or am I just weird?
My girlfriend is way more experienced than me, is it good or bad?
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