Was paying around £35 a month for a t3.medium EC2 instance with 2 vCPUs and 4Gb RAM on AWS, and now pay around £7 for a similar spec CPX21 instance with 2 vCPUs and 4Gb RAM on Hetzner.
Also, AWS costs were unpredictable and increased significantly over time as usage from spam bots increased, while Hetzner costs have been much more stable and predictable.
Details at https://blog.searchmysite.net/posts/migrating-off-aws-has-reduced-running-costs-by-80/ .