> The median grade at Harvard is an A
It’s been 20 years or so since my knowledge was up-to-date, but Oxbridge undergrads used to bitterly complain that their 2:2 (grade C I guess?) wasn’t seen as equivalent to getting a 1st(A?) or 2:1(B) from other good UK unis by graduate schemes and large employers.
Oxbridge workload seemed to be significantly higher for most undergrad degrees than it was at other unis, and the feeling was that an essay a week was required that would have been equivalent to a term’s work at other unis. I only ever heard the Oxbridge side of this, however.
I've worked a lot with Oxbridge and Ivy League folks and there is nothing particularly special about them. An Oxbridge degrees bestows an out-of-the-box premium personal brand, as you've demonstrated, as well as the social network, but not superior ability, in my experience