diff --git a/tests/cmp_pcm.py b/tests/cmp_pcm.py
index cb779ff51765cbdfa91e4eb75005b99513dac29c..127820525a6895c8dcb46daf236137710297466d 100755
--- a/tests/cmp_pcm.py
+++ b/tests/cmp_pcm.py
@@ -41,6 +41,7 @@ def cmp_pcm(
     ref_jbm_tf: Optional[Path] = None,
     cut_jbm_tf: Optional[Path] = None,
     quiet: Optional[bool] = False,
+    scalefac=1,
 ) -> tuple[int, str]:
     """
     Compare 2 PCM files for bitexactness
@@ -89,6 +90,11 @@ def cmp_pcm(
 
         return 1, reason
 
+    # Apply scalefac if specified. Useful in case scaling has been applied on the input, and the inverse is scaling is supplied in scalefac.
+    if scalefac != 1:
+        s1 = np.round(s1*scalefac, 0) # Need rounding for max abs diff search
+        s2 = np.round(s2*scalefac, 0)
+
     cmp_result = pyaudio3dtools.audioarray.compare(
         s1,
         s2,
@@ -256,6 +262,7 @@ if __name__ == "__main__":
     parser.add_argument("--get_odg", action="store_true")
     parser.add_argument("--get_ssnr", action="store_true")
     parser.add_argument("--allow_differing_lengths", action="store_true")
+    parser.add_argument("--scalefac", type=float, default=1, dest="scalefac", help="Scale factor to be applied before comparing the output. Useful when input scaling has been applied.")
     parser.add_argument("--quiet", action="store_true")
     args = vars(parser.parse_args())
 
diff --git a/tests/codec_be_on_mr_nonselection/test_param_file.py b/tests/codec_be_on_mr_nonselection/test_param_file.py
index 31d29b115191a01604c080d75f351a464aac7ac9..ac2d84d1e7af645500434e259bb2337f341c7f85 100644
--- a/tests/codec_be_on_mr_nonselection/test_param_file.py
+++ b/tests/codec_be_on_mr_nonselection/test_param_file.py
@@ -605,6 +605,7 @@ def run_test(
             odg_ref=odg_ref,
             ref_jbm_tf=ref_tracefile_dec,
             cut_jbm_tf=dut_tracefile_dec,
+            scalefac=test_info.config.option.scalefac,
         )
 
         cmp_result_msg += reason
diff --git a/tests/codec_be_on_mr_nonselection/test_sba.py b/tests/codec_be_on_mr_nonselection/test_sba.py
index fa49ce7a9d8dcb587876ef7cde30fd37f12bd084..ce6d073942435741f6ab4ab7337e4a0df24c5265 100644
--- a/tests/codec_be_on_mr_nonselection/test_sba.py
+++ b/tests/codec_be_on_mr_nonselection/test_sba.py
@@ -1266,6 +1266,7 @@ def sba_dec(
             odg_input=odg_input,
             odg_test=odg_test,
             odg_ref=odg_ref,
+            scalefac=test_info.config.option.scalefac,
         )
 
         text_to_parse = reason
diff --git a/tests/conftest.py b/tests/conftest.py
index dd907002941d4c6f382722d9b93ed4262517218f..3b75cbc5570f91cd98259ef7a31fe7464e9b8d8c 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -298,6 +298,13 @@ def pytest_addoption(parser):
         default=False,
     )
 
+    parser.addoption(
+        "--scalefac",
+        action="store",
+        help="Scale factor to be applied before comparing the output. Useful when input scaling has been applied.",
+        type=float,
+        default=1,
+    )
 
 @pytest.fixture(scope="session", autouse=True)
 def update_ref(request):
diff --git a/tests/renderer/utils.py b/tests/renderer/utils.py
index 6f78f1db72e2820878bf402b367f81f2e45998ec..2be90224a61b8c8dc61cf5a8696015bfb2218228 100644
--- a/tests/renderer/utils.py
+++ b/tests/renderer/utils.py
@@ -386,7 +386,8 @@ def run_renderer(
             get_odg_bin=get_odg_bin,
             odg_input=odg_input,
             odg_test=odg_test,
-            odg_ref=odg_ref,            
+            odg_ref=odg_ref,
+            scalefac=test_info.config.option.scalefac,
         )
 
         props = parse_properties(reason, output_differs, props_to_record)