> I checked https://www.rust-lang.org/ and did not see a comparison to other programming languages. A similar thing with https://ziglang.org/

Zig does actually have this page: https://ziglang.org/learn/why_zig_rust_d_cpp/

Similarly, Rust does (or did, this is the old site's FAQ) talk about differences with C and C++: https://prev.rust-lang.org/en-US/faq.html#other-languages