diff --git a/platformio/test/reports/stdout.py b/platformio/test/reports/stdout.py
index a361031f..bfeeca6a 100644
--- a/platformio/test/reports/stdout.py
+++ b/platformio/test/reports/stdout.py
@@ -48,6 +48,11 @@ class StdoutTestReport(TestReportBase):
             )
 
         if tabular_data:
+            util.print_labeled_bar(
+                "SUMMARY",
+                is_error=is_error,
+                fg="red" if is_error else "green",
+            )
             click.echo(
                 tabulate(
                     tabular_data,
@@ -59,6 +64,9 @@ class StdoutTestReport(TestReportBase):
                 err=is_error,
             )
 
+        if failed_nums:
+            self.print_failed_test_cases()
+
         util.print_labeled_bar(
             "%d test cases: %s%s%d succeeded in %s"
             % (
@@ -71,3 +79,21 @@ class StdoutTestReport(TestReportBase):
             is_error=is_error,
             fg="red" if is_error else "green",
         )
+
+    def print_failed_test_cases(self):
+        click.echo()
+        for test_suite in self.test_result.suites:
+            if test_suite.status != TestStatus.FAILED:
+                continue
+            util.print_labeled_bar(
+                click.style(
+                    f"{test_suite.env_name}:{test_suite.test_name}", bold=True, fg="red"
+                ),
+                is_error=True,
+                sep="_",
+            )
+            for test_case in test_suite.cases:
+                if test_case.status != TestStatus.FAILED:
+                    continue
+                click.echo(test_case.stdout)
+                click.echo()
diff --git a/tests/commands/test_test.py b/tests/commands/test_test.py
index 43a7e3a1..eb15ab69 100644
--- a/tests/commands/test_test.py
+++ b/tests/commands/test_test.py
@@ -45,7 +45,7 @@ def test_calculator_example(tmp_path: Path):
 
     # test JUnit output
     junit_testsuites = ET.parse(junit_output_path).getroot()
-    assert int(junit_testsuites.get("tests")) == 11
+    assert int(junit_testsuites.get("tests")) == 10
     assert int(junit_testsuites.get("errors")) == 2
     assert int(junit_testsuites.get("failures")) == 1
     assert len(junit_testsuites.findall("testsuite")) == 6