Pop-ups - will withstand bad weather as they are ergonomically shaped and of uncomplicated design. Space isn't fantastic for socialising or living. Just for sleeping. In my experience, of course.
All Vango tents are good - both single skin and double skin will keep the rain out, but double skin won't suffer from condensation and are more likely to keep bugs out. I have a Vango Zetes, I think they're still around - it's brilliant.