diff --git a/api/scripts/onnx-diff.py b/api/scripts/onnx-diff.py
index ba4b4cf4..24a91863 100644
--- a/api/scripts/onnx-diff.py
+++ b/api/scripts/onnx-diff.py
@@ -9,27 +9,60 @@ basicConfig(stream=stdout, level=DEBUG)
 logger = getLogger(__name__)
 
 def diff_models(ref_model: ModelProto, cmp_model: ModelProto):
+  diffs = 0
+
   if len(ref_model.graph.initializer) != len(cmp_model.graph.initializer):
     logger.warning("different number of initializers: %s vs %s", len(ref_model.graph.initializer), len(cmp_model.graph.initializer))
+    diffs += abs(len(ref_model.graph.initializer) - len(cmp_model.graph.initializer))
   else:
     for (ref_init, cmp_init) in zip(ref_model.graph.initializer, cmp_model.graph.initializer):
       if ref_init.name != cmp_init.name:
         logger.info("different node names: %s vs %s", ref_init.name, cmp_init.name)
+        diffs += 1
       elif ref_init.data_location != cmp_init.data_location:
         logger.info("different data locations: %s vs %s", ref_init.data_location, cmp_init.data_location)
+        diffs += 1
       elif ref_init.data_type != cmp_init.data_type:
         logger.info("different data types: %s vs %s", ref_init.data_type, cmp_init.data_type)
+        diffs += 1
       elif len(ref_init.raw_data) != len(cmp_init.raw_data):
         logger.info("different raw data size: %s vs %s", len(ref_init.raw_data), len(cmp_init.raw_data))
+        diffs += 1
       elif len(ref_init.raw_data) > 0 and len(cmp_init.raw_data) > 0:
         ref_data = to_array(ref_init)
         cmp_data = to_array(cmp_init)
         data_diff = ref_data - cmp_data
-        if data_diff.max() > 0:
-          logger.info("raw data differs: %s", data_diff)
+        if data_diff.max() != 0:
+          logger.info("raw data differs for %s: %s", ref_init.name, data_diff.max())
+          diffs += 1
       else:
         logger.info("initializers are identical in all checked fields: %s", ref_init.name)
 
+  if len(ref_model.graph.node) != len(cmp_model.graph.node):
+    logger.warning("different number of nodes: %s vs %s", len(ref_model.graph.node), len(cmp_model.graph.node))
+    diffs += abs(len(ref_model.graph.node) - len(cmp_model.graph.node))
+  else:
+    for (ref_node, cmp_node) in zip(ref_model.graph.node, cmp_model.graph.node):
+      if ref_node.name != cmp_node.name:
+        logger.info("different node names: %s vs %s", ref_node.name, cmp_node.name)
+        diffs += 1
+      elif ref_node.input != cmp_node.input:
+        logger.info("different inputs: %s vs %s", ref_node.input, cmp_node.input)
+        diffs += 1
+      elif ref_node.output != cmp_node.output:
+        logger.info("different outputs: %s vs %s", ref_node.output, cmp_node.output)
+        diffs += 1
+      elif ref_node.op_type != cmp_node.op_type:
+        logger.info("different op type: %s vs %s", ref_node.op_type, cmp_node.op_type)
+        diffs += 1
+      else:
+        logger.info("nodes are identical in all checked fields: %s", ref_node.name)
+
+  if diffs > 0:
+    logger.warning("models have %s differences", diffs)
+  else:
+    logger.info("models have no detectable differences")
+
 
 if __name__ == "__main__":
   ref_path = argv[1]