diff --git a/src/Extension/CoreExtension.php b/src/Extension/CoreExtension.php
index bbb55596b64..00389589ab1 100644
--- a/src/Extension/CoreExtension.php
+++ b/src/Extension/CoreExtension.php
@@ -971,16 +971,18 @@ function twig_compare($a, $b)
         if (is_nan($a)) {
             return 1;
         }
+        $b = trim($b);
         if (!is_numeric($b)) {
             return (string) $a <=> $b;
         }
 
-        return (float) $a <=> $b;
+        return $a <=> (float) $b;
     }
-    if (\is_float($b) && \is_string($a)) {
+    if (\is_string($a) && \is_float($b)) {
         if (is_nan($b)) {
             return 1;
         }
+        $a = trim($a);
         if (!is_numeric($a)) {
             return $a <=> (string) $b;
         }
diff --git a/tests/Extension/CoreTest.php b/tests/Extension/CoreTest.php
index 61cf31c8168..91cced5b357 100644
--- a/tests/Extension/CoreTest.php
+++ b/tests/Extension/CoreTest.php
@@ -306,6 +306,12 @@ public function provideCompareCases()
             [-1, 42, 'abc42'],
             [-1, 0, 'abc42'],
 
+            [0, 42.0, '   42.0'],
+            [0, 42.0, '42.0   '],
+            [-1, 42.0, '42.0abc'],
+            [-1, 42.0, 'abc42.0'],
+            [-1, 0.0, 'abc42.0'],
+
             [0, INF, 'INF'],
             [0, -INF, '-INF'],
             [0, INF, '1e1000'],