Every camera on this list has been through airport security, humidity, sand and at least one accidental drop. That's the actual test — not the spec sheet, not a studio review, but whether it still works and still produces something worth publishing after a real trip.
What actually matters for travel
Weight and size beat almost every other spec once you're carrying a camera for ten hours a day. A smaller, slightly less capable body that you'll actually bring out of the bag consistently beats a flagship left in the hotel room.