1) what type of person are you financially. If you're risk-averse, stocks are preferable since they let you convert into different investment vehicles earlier, whereas if you're risk-tolerant RSUs and options are a bigger gamble - the latter much more so
2) having talked to the teams, which one seems most interesting
I wouldn't worry too much about gossip/social cachet. Speaking as someone who does technical interviews at one of the companies you mentioned, I can say that for engineering positions, interviewers at future employers will only really be interested in whether you can do good engineering work.
1) what type of person are you financially. If you're risk-averse, stocks are preferable since they let you convert into different investment vehicles earlier, whereas if you're risk-tolerant RSUs and options are a bigger gamble - the latter much more so
2) having talked to the teams, which one seems most interesting
I wouldn't worry too much about gossip/social cachet. Speaking as someone who does technical interviews at one of the companies you mentioned, I can say that for engineering positions, interviewers at future employers will only really be interested in whether you can do good engineering work.