Earlier quoted context omitted.
Except that Google Cloud cross zone and cross region (US) prices are much less than AWS. Ingress Free Egress inner-zone Free Egress cross-zone in the same region $0.01 Egress cross-region within the US $0.01 See: https://blog.elasticbyte.net/comparing-bandwidth-prices-and-...
They seem pretty comparable to me? Cross-region is $0.02, inner-zone is free, and cross-zone is free or $0.01. https://aws.amazon.com/ec2/pricing/on-demand/
TL;DR: Starting at - $3.69/GB/mo (US), US$4.11/GB/mo (Ireland),
assuming reserved instances with 1yr All Upfront pricing, not counting the really huge xlarge+SSD instances.