Contrary to what I wrote in a previous thread, the Monte I just got is rubbish (i've had time to use it a lot more now). Seriously. I would advise against getting one - but then of course there's a lot to do with expectations as well.
I can't say what alternatives there are in that price range, but I'm getting rid of mine in the very near future (either for a Windows Phone 7 or HTC Legend)
Windows 10 Home vs Windows 10 Pro comparison: Here are the extra features you get in the Pro version