>even with Linux you will often have difficulties to connect to the random WIFI setups you'll find, or to manage the external monitors
From which year is the distro you are using on your linux box?
--------------------------------------------------------- To answer OP question, from my personal experience the ASUS Zenbook is a good choice:
http://www.asus.com/us/Notebooks_Ultrabooks/ASUS_ZENBOOK_UX3...
And the review :