>It’s worth pointing out that this particular blog post raised serious questions in its methodology, and recent versions of RethinkDB included very significant

>It’s worth pointing out that this particular blog post raised serious questions in its methodology, and recent versions of RethinkDB included very significant performance improvements: https://github.com/rethinkdb/rethinkdb/issues/4282 https://github.com/rethinkdb/rethinkdb/issues/4282 I wouldn't even seriously consider that point - the article didn't even mention what version of MongoDB was being used. Safe mode writes could have been off, and he may have been just testing the latency between the client and database nodes. It's a pretty poor benchmark.