#[derive(Clone)]
struct BlobData {
    data: [u8; 64508],
}

impl Default for BlobData {
    fn default() -> Self {
        BlobData { data: [0u8; 64508] }
    }
}

impl PartialEq for BlobData {
    fn eq(&self, other: &BlobData) -> bool {
        self.data.as_ref() == other.data.as_ref()
    }
}

#[macro_use]
extern crate bencher;

use bencher::Bencher;

fn as_ref(bench: &mut Bencher) {
    let blob_data = BlobData::default();
    let blob_data2 = BlobData::default();

    bench.iter(|| blob_data == blob_data2);
}

fn iter_zip_all(bench: &mut Bencher) {
    let blob_data = BlobData::default();
    let blob_data2 = BlobData::default();

    bench.iter(|| {
        blob_data
            .data
            .iter()
            .zip(blob_data2.data.iter())
            .all(|(a, b)| a == b)
    });
}

benchmark_group!(benches, iter_zip_all, as_ref);
benchmark_main!(benches);

yields:

cd ~/dev/rusty/blob/ && cargo run
    Finished dev [unoptimized + debuginfo] target(s) in 0.02s
     Running `target/debug/blob`

running 2 tests
test as_ref       ... bench:       1,232 ns/iter (+/- 279)
test iter_zip_all ... bench:   2,664,825 ns/iter (+/- 75,420)