Sure, two can play that game. Let's add `-S`, which disables the site module, to the Python invocations.

    perl ........... 0m0.012s
    siteless py27 .. 0m0.018s
    gemless ruby ... 0m0.021s
    siteless py36 .. 0m0.025s
    siteful py27 ... 0m0.034s
    siteful py36 ... 0m0.049s
    gemful ruby .... 0m0.089s