magento 2 load product code example

Example 1: magento 2 get loaded product by id

$om = \Magento\Framework\App\ObjectManager::getInstance();
$product = $om->create('Magento\Catalog\Model\Product')->load($id);

Example 2: magento load product by id

$productId = 20;
$product = Mage::getModel('catalog/product')->load($productId);