I have a kaby lake xps 13 and have never seen it fail to resume (and I suspend/resume very frequently). There is a really annoying bug between the dell bios and the intel pstate driver where it often gets stuck at a super low cpu frequency after resume though :(
The Killer wifi has been reliable for me, IMO atheros or intel is always a good choice for wifi on linux
The Killer wifi has been reliable for me, IMO atheros or intel is always a good choice for wifi on linux