Comparison

Compute Cloud

Instances spec

GCP: UP to 160 vCPUs and 3,844 GB of RAM

AWS: UP to 128 vCPUs and 3,904 GB of RAM

Regions & Zones

GCP: ~17 regions

AWS: ~18 regions

Technology

AWS: EC2

C5 family use KVM

Xen

GCP: Compute Engine use KVM

Pricing

AWS

GCP

https://calculator.s3.amazonaws.com/index.html

https://calculator.aws/#/

https://cloud.google.com/products/calculator/

VM import

AWS: supported RAW, OVA, VMDK, and VHD

GCP: supported RAW