diff --git a/spring-core/src/main/java/org/springframework/util/MimeType.java b/spring-core/src/main/java/org/springframework/util/MimeType.java
index b6e1ff2ff3de..de29040b07f6 100644
--- a/spring-core/src/main/java/org/springframework/util/MimeType.java
+++ b/spring-core/src/main/java/org/springframework/util/MimeType.java
@@ -637,6 +637,9 @@ public int compare(T mimeType1, T mimeType2) {
 			else if (mimeType2.isWildcardType() && !mimeType1.isWildcardType()) {  // audio/* > */*
 				return -1;
 			}
+			else if (!mimeType1.getType().equals(mimeType2.getType())) {  // audio/basic == text/html
+				return 0;
+			}
 			else {  // mediaType1.getType().equals(mediaType2.getType())
 				if (mimeType1.isWildcardSubtype() && !mimeType2.isWildcardSubtype()) {  // audio/* < audio/basic
 					return 1;
@@ -644,6 +647,9 @@ else if (mimeType2.isWildcardType() && !mimeType1.isWildcardType()) {  // audio/
 				else if (mimeType2.isWildcardSubtype() && !mimeType1.isWildcardSubtype()) {  // audio/basic > audio/*
 					return -1;
 				}
+				else if (!mimeType1.getSubtype().equals(mimeType2.getSubtype())) {  // audio/basic == audio/wave
+					return 0;
+				}
 				else {  // mediaType2.getSubtype().equals(mediaType2.getSubtype())
 					return compareParameters(mimeType1, mimeType2);
 				}
diff --git a/spring-web/src/main/java/org/springframework/http/MediaType.java b/spring-web/src/main/java/org/springframework/http/MediaType.java
index 34d05d41d329..729555add951 100644
--- a/spring-web/src/main/java/org/springframework/http/MediaType.java
+++ b/spring-web/src/main/java/org/springframework/http/MediaType.java
@@ -798,6 +798,9 @@ else if (mediaType1.isWildcardType() && !mediaType2.isWildcardType()) {  // */*
 		else if (mediaType2.isWildcardType() && !mediaType1.isWildcardType()) {  // audio/* > */*
 			return -1;
 		}
+		else if (!mediaType1.getType().equals(mediaType2.getType())) {  // audio/basic == text/html
+			return 0;
+		}
 		else {  // mediaType1.getType().equals(mediaType2.getType())
 			if (mediaType1.isWildcardSubtype() && !mediaType2.isWildcardSubtype()) {  // audio/* < audio/basic
 				return 1;
@@ -805,6 +808,9 @@ else if (mediaType2.isWildcardType() && !mediaType1.isWildcardType()) {  // audi
 			else if (mediaType2.isWildcardSubtype() && !mediaType1.isWildcardSubtype()) {  // audio/basic > audio/*
 				return -1;
 			}
+			else if (!mediaType1.getSubtype().equals(mediaType2.getSubtype())) {  // audio/basic == audio/wave
+				return 0;
+			}
 			else {
 				int paramsSize1 = mediaType1.getParameters().size();
 				int paramsSize2 = mediaType2.getParameters().size();