There are a couple of things you need top decide first.
What do you want to accomplish with it? What's your budget?
My 5 year old Boss Micro BR works great for what I use it for......recording band rehearsals. I then transfer it to my DAW, edit out the junk and dead space and make copies for the guys to review.
I'll even track a quick solo acoustic recording once in a while.
Works great for my purposes but, I wouldn't want to try and produce a CD from it. Though some have.........