Damn... I know it's too late but we missed one of the hottest sources for hi-tech totty in the universe! Schlock mercenary!
I would have to vote for Ellen "Elf" Foxworthy (I think I preferred her before her "upgrades", but I'm not too fussy) but I can imagine there would be votes for Doctor Bunnigus, Admiral/ Ambassador Breya, Chelle and even Jeeva.
Elf before her enhancements (third panel, with mini-schlock on back):
http://www.schlockmercenary.com/d/20050407.html
Elf after upgrade (naked, with Dr Bunnigus!):
http://www.schlockmercenary.com/d/20060208.html