diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 4668f264000e7..c1cb24cb9bffa 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -5932,14 +5932,23 @@ def _construct_result(self, result) -> "DataFrame":
     The resulting index will be a MultiIndex with 'self' and 'other'
     stacked alternately at the inner level.
 
+Raises
+------
+ValueError
+    When the two DataFrames don't have identical labels or shape.
+
 See Also
 --------
 Series.compare : Compare with another Series and show differences.
+DataFrame.equals : Test whether two objects contain the same elements.
 
 Notes
 -----
 Matching NaNs will not appear as a difference.
 
+Can only compare identically-labeled
+(i.e. same shape, identical row and column labels) DataFrames
+
 Examples
 --------
 >>> df = pd.DataFrame(