Cornell fares better in the undergrad-focused USNWR rankings, but UCLA and Cornell are neck-and-neck in virtually every worldwide ranking of universities.
THES ranking
15 UCLA
19 Cornell
123 Georgetown
https://www.timeshighereducation.com/world-university-rankings/2018/world-ranking
THES reputation ranking
13 UCLA
23 Cornell
N/A Georgetown (outside world top 100)
https://www.timeshighereducation.com/world-university-rankings/2017/reputation-ranking
AWRU ranking
12 UCLA
14 Cornell
201-300 Georgetown
http://www.shanghairanking.com/ARWU2017.html
CWUR ranking