When Swift was first released as open source the potential for using it server-side felt really intriguing, it's great to see how far along the community has come in such a fairly short time!
In their own benchmark, Vapor is about as quick Gin, written in Go.
Looking at Techempower's latest web framework comparison [0], we see that Gin reaches only 27% the requests per second of the quickest tested framework, and 28% of the quickest framework written in Go.
[0] http://www.techempower.com/benchmarks/#section=data-r15&hw=p...
That test says nothing about real world performance though, that's true. The db read and write benchmarks are more useful.
I simplify it as an easier Rust that comes with an official REPL.