upgrade from JMW 10 to 10.5 fpr my VPI Aries 1

I have a VPI Aries 1. I wonder if there are obvious improvement for upgrading my JMW 10 to 10.5i.
Any experience to share is highly welcome.

Also, are there any discussion on comparing
Aries 3 (w/10.5i) & HRX (w/12.7).

Thanks.