The big cloud providers generally provide the same or comparable services under different names. I can't keep track of them all in my head, so this is a running list of them that I add to as I look into more.

Microsoft maintains a handy mapping between Azure and AWS services.

Core services

Microsoft Azure Amazon Web Services Google Cloud
Blob S3 GCS

Performance

These are the default limits on object storage services. They all can be increased on request.

Service Max Capacity Read IOPS Write IOPS Read Bandwidth Write Bandwidth Source
Azure Blob 5 PiB 20,000 20,000 120 Gbit/s 60 Gbit/s Azure storage account limits
AWS Simple Storage Service (S3) unlimited 3,500 per prefix; unlimited prefixes 5,500 per prefix; unlimited prefixes unlimited, but 100 Gbit/s per VPC unlimited, but 100 Gbit/s per VPC Optimizing Amazon S3 performance; Maximum transfer speed between Amazon EC2 and Amazon S3
Google Cloud Storage unlimited 5,000 + autoscale 1,000 + autoscale 200 Gbit/s 200 Gbit/s Google Cloud Storage quotas and limits

Serverless

Microsoft Azure Amazon Web Services Google Cloud
Azure Functions AWS Lambda Cloud Functions
Azure Logic Apps AWS Step Functions Workflows

Infrastructure

Microsoft Azure Amazon Web Services Google Cloud
ARM CloudFormation Deployment Manager

Other stuff

Microsoft Azure Amazon Web Services Google Cloud
Azure Orbital Ground Station AWS Ground Station