diff --git a/src/TestFramework/TestFramework/Assertions/CollectionAssert.cs b/src/TestFramework/TestFramework/Assertions/CollectionAssert.cs
index 6be196fa94..c8f37e098b 100644
--- a/src/TestFramework/TestFramework/Assertions/CollectionAssert.cs
+++ b/src/TestFramework/TestFramework/Assertions/CollectionAssert.cs
@@ -504,7 +504,7 @@ public static void AreEquivalent<T>(
         }
 
         // If both collections are empty, they are equivalent.
-        if (!expected.Any())
+        if (expectedCollectionCount == 0)
         {
             return;
         }
@@ -661,13 +661,15 @@ public static void AreNotEquivalent<T>(
         DebugEx.Assert(notExpected is not null, "expected is not null here");
 
         // Check whether the element counts are different.
-        if (notExpected.Count() != actual.Count())
+        int notExpectedCount = notExpected.Count();
+        int actualCount = actual.Count();
+        if (notExpectedCount != actualCount)
         {
             return;
         }
 
         // If both collections are empty, they are equivalent.
-        if (!notExpected.Any())
+        if (notExpectedCount == 0)
         {
             string userMessage = Assert.BuildUserMessage(message);
             string finalMessage = string.Format(
@@ -743,9 +745,8 @@ public static void AllItemsAreInstancesOfType(
         int i = 0;
         foreach (object? element in collection)
         {
-            if (expectedType.GetTypeInfo() is { } expectedTypeInfo
-                && element?.GetType().GetTypeInfo() is { } elementTypeInfo
-                && !expectedTypeInfo.IsAssignableFrom(elementTypeInfo))
+            if (element?.GetType() is { } elementType
+                && !expectedType.IsAssignableFrom(elementType))
             {
                 string userMessage = Assert.BuildUserMessage(message);
                 string finalMessage = string.Format(