How much would I miss if I read the Glenn translation of The Master and Margarita?

I have become a bit bothersome on this sub as I mentioned this a few hours ago, however I suppose this is the better question to ask. I found online the Burgin/O'Connor translation, but found that the Glenn translation feels better for me to read (I have the book and it flows smoother as I read it). How much would I miss out on if I continue reading the Glenn translation? Are there important bits which I'd miss out with this version? Sorry for the many posts... I was looking forward to reading this book for