diff --git a/core/src/components/img/img.tsx b/core/src/components/img/img.tsx
index 1f6977a7f7..80947ea17c 100644
--- a/core/src/components/img/img.tsx
+++ b/core/src/components/img/img.tsx
@@ -53,7 +53,11 @@ export class Img implements ComponentInterface {
     if (this.src === undefined) {
       return;
     }
-    if ('IntersectionObserver' in window) {
+    if (
+      typeof (window as any) !== 'undefined' &&
+      'IntersectionObserver' in window &&
+      'IntersectionObserverEntry' in window &&
+      'isIntersecting' in window.IntersectionObserverEntry.prototype) {
       this.removeIO();
       this.io = new IntersectionObserver(data => {
         // because there will only ever be one instance