diff --git a/src/_pytest/assertion/util.py b/src/_pytest/assertion/util.py
index 0c2d5dfb6..b11b1b2ed 100644
--- a/src/_pytest/assertion/util.py
+++ b/src/_pytest/assertion/util.py
@@ -222,7 +222,7 @@ def _compare_eq_any(left: Any, right: Any, verbose: int = 0) -> List[str]:
             other_side = right if isinstance(left, ApproxBase) else left
 
             explanation = approx_side._repr_compare(other_side)
-        elif isinstance(left, type(right)) and (
+        elif type(left) is type(right)
             isdatacls(left) or isattrs(left) or isnamedtuple(left)
         ):
             # Note: unlike dataclasses/attrs, namedtuples compare only the
diff --git a/testing/_py/test_local.py b/testing/_py/test_local.py
index 565c89bf2..91b14aa2e 100644
--- a/testing/_py/test_local.py
+++ b/testing/_py/test_local.py
@@ -1573,4 +1573,4 @@ class TestBinaryAndTextMethods:
         x.write_text(part, "ascii")
         s = x.read_text("ascii")
         assert s == part
-        assert isinstance(s, type(part))
+        assert type(s) is type(part)