A simple comparison between reflection instantiation and new object instantiation

profiler_new_vs_reflection.php

<?php
require __DIR__ . '/app/bootstrap.php';

$config = [
    'drivers' => [
        [
            'output' => [
                'type' => 'html',
                'thresholds' => [
                    'sum' => 0
                ]
            ]
        ]
    ],
    'driverFactory'
];
Magento\Framework\Profiler::applyConfig($config, BP);
Magento\Framework\Profiler::enable();

for ($cpt = 0;$cpt < 1000000; $cpt++) {
    Magento\Framework\Profiler::start('__reflection__');
    $r = new \ReflectionClass('Pulsestorm\TutorialProxy1\Model\Message');
    Magento\Framework\Profiler::stop('__reflection__');
    unset($r);
}

for ($cpt = 0;$cpt < 1000000; $cpt++) {
    Magento\Framework\Profiler::start('__plain old new__');
    $r = new Pulsestorm\TutorialProxy1\Model\Message;
    Magento\Framework\Profiler::stop('__plain old new__');
    unset($r);
}