[Dave M - Azure DevOps PM] Also includes more free: 1,800 monthly minutes for private projects instead of 240 and 10 free concurrent jobs for CI/CD. GitHub marketplace extension for easier config from GitHub. But nearly the same functionally as Chris indicated.
Azure Pipelines has all of the same features on VSTS Build and Release but adds an option for defining your CI pipeline in YAML (this feature was previously in preview).