diff --git a/libraries/common/src/main/java/androidx/media3/common/Format.java b/libraries/common/src/main/java/androidx/media3/common/Format.java
index e5b9bc29fc..1ba672ab9d 100644
--- a/libraries/common/src/main/java/androidx/media3/common/Format.java
+++ b/libraries/common/src/main/java/androidx/media3/common/Format.java
@@ -16,6 +16,7 @@
 package androidx.media3.common;
 
 import static androidx.media3.common.util.Assertions.checkState;
+import static com.google.common.math.DoubleMath.fuzzyEquals;
 import static java.lang.annotation.ElementType.TYPE_USE;
 
 import android.os.Bundle;
@@ -1442,6 +1443,9 @@ public final class Format {
     if (format.width != NO_VALUE && format.height != NO_VALUE) {
       builder.append(", res=").append(format.width).append("x").append(format.height);
     }
+    if (!fuzzyEquals(format.pixelWidthHeightRatio, 1, 0.001)) {
+      builder.append(", par=").append(Util.formatInvariant("%.3f", format.pixelWidthHeightRatio));
+    }
     if (format.colorInfo != null && format.colorInfo.isValid()) {
       builder.append(", color=").append(format.colorInfo.toLogString());
     }