diff --git a/vendor/magento/module-catalog/Block/Product/View/Attributes.php b/vendor/magento/module-catalog/Block/Product/View/Attributes.php
index 9fd840b264085..0fad5a86d80bf 100644
--- a/vendor/magento/module-catalog/Block/Product/View/Attributes.php
+++ b/vendor/magento/module-catalog/Block/Product/View/Attributes.php
@@ -12,6 +12,8 @@
 namespace Magento\Catalog\Block\Product\View;
 
 use Magento\Catalog\Model\Product;
+use Magento\Directory\Helper\Data as DirectoryHelper;
+use Magento\Eav\Model\Entity\Attribute\AbstractAttribute;
 use Magento\Framework\Phrase;
 use Magento\Framework\Pricing\PriceCurrencyInterface;
 
@@ -29,8 +31,6 @@ class Attributes extends \Magento\Framework\View\Element\Template
     protected $_product = null;
 
     /**
-     * Core registry
-     *
      * @var \Magento\Framework\Registry
      */
     protected $_coreRegistry = null;
@@ -40,20 +40,29 @@ class Attributes extends \Magento\Framework\View\Element\Template
      */
     protected $priceCurrency;
 
+    /**
+     * @var DirectoryHelper
+     */
+    private DirectoryHelper $directoryHelper;
+
     /**
      * @param \Magento\Framework\View\Element\Template\Context $context
      * @param \Magento\Framework\Registry $registry
      * @param PriceCurrencyInterface $priceCurrency
      * @param array $data
+     * @param DirectoryHelper|null $directoryHelper
      */
     public function __construct(
         \Magento\Framework\View\Element\Template\Context $context,
         \Magento\Framework\Registry $registry,
         PriceCurrencyInterface $priceCurrency,
-        array $data = []
+        array $data = [],
+        ?DirectoryHelper $directoryHelper = null
     ) {
         $this->priceCurrency = $priceCurrency;
         $this->_coreRegistry = $registry;
+        $this->directoryHelper = $directoryHelper
+            ?? \Magento\Framework\App\ObjectManager::getInstance()->get(DirectoryHelper::class);
         parent::__construct($context, $data);
     }
 
@@ -86,11 +95,7 @@ public function getAdditionalData(array $excludeAttr = [])
             if ($this->isVisibleOnFrontend($attribute, $excludeAttr)) {
                 $value = $attribute->getFrontend()->getValue($product);
 
-                if ($value instanceof Phrase) {
-                    $value = (string)$value;
-                } elseif ($attribute->getFrontendInput() == 'price' && is_string($value)) {
-                    $value = $this->priceCurrency->convertAndFormat($value);
-                }
+                $value = $this->formatAttributeValue($attribute, $value);
 
                 if (is_string($value) && strlen(trim($value))) {
                     $data[$attribute->getAttributeCode()] = [
@@ -104,16 +109,42 @@ public function getAdditionalData(array $excludeAttr = [])
         return $data;
     }
 
+    /**
+     * Format attribute value for frontend display
+     *
+     * @param AbstractAttribute $attribute
+     * @param mixed $value
+     * @return mixed
+     */
+    private function formatAttributeValue(
+        AbstractAttribute $attribute,
+        mixed $value
+    ): mixed {
+        if ($value instanceof Phrase) {
+            return (string)$value;
+        }
+        if ($attribute->getFrontendInput() == 'price' && is_string($value)) {
+            return $this->priceCurrency->convertAndFormat($value);
+        }
+        if ($attribute->getAttributeCode() === 'weight' && is_string($value)) {
+            $weightUnit = $this->directoryHelper->getWeightUnit();
+            if ($weightUnit) {
+                return $value . ' ' . $weightUnit;
+            }
+        }
+        return $value;
+    }
+
     /**
      * Determine if we should display the attribute on the front-end
      *
-     * @param \Magento\Eav\Model\Entity\Attribute\AbstractAttribute $attribute
+     * @param AbstractAttribute $attribute
      * @param array $excludeAttr
      * @return bool
      * @since 103.0.0
      */
     protected function isVisibleOnFrontend(
-        \Magento\Eav\Model\Entity\Attribute\AbstractAttribute $attribute,
+        AbstractAttribute $attribute,
         array $excludeAttr
     ) {
         return ($attribute->getIsVisibleOnFront() && !in_array($attribute->getAttributeCode(), $excludeAttr));