This code removes a Datafeedr Comparison Set from appearing below the product's details on the WooCommerce product page and adds it immediately below the product's title on single product pages.

move_comparison_set_immediately_below_product_title.php

<?php

/**
 * Remove Comparison Sets from WooCommerce Product pages.
 *
 * @see remove_action(), dfrcs_wc_compset_priority()
 */
add_action( 'wp_head', 'mycode_remove_compset_from_woocommerce_product_pages' );
function mycode_remove_compset_from_woocommerce_product_pages() {
	remove_action( 'woocommerce_after_single_product_summary', 'dfrcs_wc_single_product_page_compset', 0 );
}

/**
 * Insert Comparison Set immediately below the product title on WooCommerce Product pages.
 */
add_action( 'woocommerce_single_product_summary', 'dfrcs_wc_single_product_page_compset', 6 );