diff --git a/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/index.tsx b/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/index.tsx
index 6308b201be..9643798646 100644
--- a/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/index.tsx
+++ b/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/index.tsx
@@ -128,7 +128,6 @@ export const FloatingParticipantView = ({
   }>();
 
   const floatingVideoDimensions = useFloatingVideoDimensions(
-    containerDimensions,
     participant,
     'videoTrack',
   );
diff --git a/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/useFloatingVideoDimensions.tsx b/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/useFloatingVideoDimensions.tsx
index 3972641dc7..033c71d499 100644
--- a/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/useFloatingVideoDimensions.tsx
+++ b/packages/react-native-sdk/src/components/Participant/FloatingParticipantView/useFloatingVideoDimensions.tsx
@@ -3,34 +3,43 @@ import {
   VideoTrackType,
 } from '@stream-io/video-client';
 import { useTrackDimensions } from '../../../hooks/useTrackDimensions';
+import { useWindowDimensions } from 'react-native';
 
 export const useFloatingVideoDimensions = (
-  containerDimensions:
-    | {
-        width: number;
-        height: number;
-      }
-    | undefined,
   participant: StreamVideoParticipant | undefined,
   trackType: VideoTrackType,
 ) => {
-  const containerWidth = containerDimensions?.width ?? 0;
+  const { width: containerWidth, height: containerHeight } =
+    useWindowDimensions();
   const { width, height } = useTrackDimensions(participant, trackType);
 
-  if (width === 0 || height === 0 || containerWidth === 0) {
+  if (
+    width === 0 ||
+    height === 0 ||
+    containerWidth === 0 ||
+    containerHeight === 0
+  ) {
     return undefined;
   }
 
-  const aspectRatio = width / height;
-
   // based on Android AOSP PiP mode default dimensions algorithm
-  // 23% of the container width
-  const floatingVideoWidth = containerWidth * 0.23;
-  // the height is calculated based on the aspect ratio
-  const floatingVideoHeight = floatingVideoWidth / aspectRatio;
+  // 23% of the shorter container dimension is the base dimension
+  const shorterContainerDimension = Math.min(containerWidth, containerHeight);
+  const baseDimension = shorterContainerDimension * 0.23;
 
-  return {
-    width: floatingVideoWidth,
-    height: floatingVideoHeight,
-  };
+  const aspectRatio = width / height;
+  const isPortraitVideo = aspectRatio < 1;
+
+  // baseDimension is assigned to either height or width based on whether the video is landscape or portrait
+  if (isPortraitVideo) {
+    return {
+      width: baseDimension,
+      height: baseDimension / aspectRatio,
+    };
+  } else {
+    return {
+      width: baseDimension * aspectRatio,
+      height: baseDimension,
+    };
+  }
 };