diff --git a/src/components/core/core-class.js b/src/components/core/core-class.js
index 1e5692163..f8f22b80d 100644
--- a/src/components/core/core-class.js
+++ b/src/components/core/core-class.js
@@ -49,7 +49,11 @@ class Swiper {
   constructor(...args) {
     let el;
     let params;
-    if (args.length === 1 && args[0].constructor && args[0].constructor === Object) {
+    if (
+      args.length === 1 &&
+      args[0].constructor &&
+      Object.prototype.toString.call(args[0]).slice(8, -1) === 'Object'
+    ) {
       params = args[0];
     } else {
       [el, params] = args;
diff --git a/src/react/utils.js b/src/react/utils.js
index 7993804ff..0378af8df 100644
--- a/src/react/utils.js
+++ b/src/react/utils.js
@@ -1,5 +1,10 @@
 function isObject(o) {
-  return typeof o === 'object' && o !== null && o.constructor && o.constructor === Object;
+  return (
+    typeof o === 'object' &&
+    o !== null &&
+    o.constructor &&
+    Object.prototype.toString.call(o).slice(8, -1) === 'Object'
+  );
 }
 
 function extend(target, src) {
diff --git a/src/svelte/utils.js b/src/svelte/utils.js
index 7993804ff..0378af8df 100644
--- a/src/svelte/utils.js
+++ b/src/svelte/utils.js
@@ -1,5 +1,10 @@
 function isObject(o) {
-  return typeof o === 'object' && o !== null && o.constructor && o.constructor === Object;
+  return (
+    typeof o === 'object' &&
+    o !== null &&
+    o.constructor &&
+    Object.prototype.toString.call(o).slice(8, -1) === 'Object'
+  );
 }
 
 function extend(target, src) {
diff --git a/src/utils/utils.js b/src/utils/utils.js
index 4c9348634..c5b8d2814 100644
--- a/src/utils/utils.js
+++ b/src/utils/utils.js
@@ -85,7 +85,12 @@ function getTranslate(el, axis = 'x') {
   return curTransform || 0;
 }
 function isObject(o) {
-  return typeof o === 'object' && o !== null && o.constructor && o.constructor === Object;
+  return (
+    typeof o === 'object' &&
+    o !== null &&
+    o.constructor &&
+    Object.prototype.toString.call(o).slice(8, -1) === 'Object'
+  );
 }
 function extend(...args) {
   const to = Object(args[0]);
diff --git a/src/vue/utils.js b/src/vue/utils.js
index e2e895d0c..a6839f045 100644
--- a/src/vue/utils.js
+++ b/src/vue/utils.js
@@ -1,5 +1,10 @@
 function isObject(o) {
-  return typeof o === 'object' && o !== null && o.constructor && o.constructor === Object;
+  return (
+    typeof o === 'object' &&
+    o !== null &&
+    o.constructor &&
+    Object.prototype.toString.call(o).slice(8, -1) === 'Object'
+  );
 }
 
 function extend(target, src) {