diff --git a/packages/components/drawer/__tests__/drawer.spec.ts b/packages/components/drawer/__tests__/drawer.spec.ts
index 10d34df18..6038be96b 100644
--- a/packages/components/drawer/__tests__/drawer.spec.ts
+++ b/packages/components/drawer/__tests__/drawer.spec.ts
@@ -1,5 +1,5 @@
 import { MountingOptions, VueWrapper, flushPromises, mount } from '@vue/test-utils'
-import { h } from 'vue'
+import { h, nextTick } from 'vue'
 
 import { isElementVisible, renderWork } from '@tests'
 
@@ -40,6 +40,8 @@ describe('Drawer', () => {
     expect(isElementVisible(document.querySelector('.ix-drawer-wrapper'))).toBe(false)
 
     await wrapper.setProps({ visible: true })
+    await nextTick()
+    await flushPromises()
 
     const drawerWrapper = wrapper.getComponent(DrawerWrapper)
 
@@ -195,17 +197,17 @@ describe('Drawer', () => {
   test('height work', async () => {
     const wrapper = DrawerMount({ props: { height: 400 } })
     const drawerWrapper = wrapper.getComponent(DrawerWrapper)
-    const contentDom = drawerWrapper.find('.ix-drawer').element as HTMLElement
+    const getDom = () => drawerWrapper.find('.ix-drawer').element as HTMLElement
 
-    expect(contentDom.style.height).toBe('400px')
+    expect(getDom().style.height).toBe('400px')
 
     await wrapper.setProps({ height: '200px' })
 
-    expect(contentDom.style.height).toBe('200px')
+    expect(getDom().style.height).toBe('200px')
 
     await wrapper.setProps({ height: '20%' })
 
-    expect(contentDom.style.height).toBe('20%')
+    expect(getDom().style.height).toBe('20%')
   })
 
   test('mask work', async () => {
@@ -237,13 +239,13 @@ describe('Drawer', () => {
     const wrapper = DrawerMount({ props: { offset: 256 } })
     const drawerWrapper = wrapper.getComponent(DrawerWrapper)
 
-    const contentDom = drawerWrapper.find('.ix-drawer').element as HTMLElement
+    const getDom = () => drawerWrapper.find('.ix-drawer').element as HTMLElement
 
-    expect(contentDom.style.top).toBe('256px')
+    expect(getDom().style.top).toBe('256px')
 
     await wrapper.setProps({ offset: '30%' })
 
-    expect(contentDom.style.top).toBe('30%')
+    expect(getDom().style.top).toBe('30%')
   })
 
   test('placement work', async () => {
@@ -274,17 +276,17 @@ describe('Drawer', () => {
   test('width work', async () => {
     const wrapper = DrawerMount({ props: { width: 400 } })
     const drawerWrapper = wrapper.getComponent(DrawerWrapper)
-    const contentDom = drawerWrapper.find('.ix-drawer').element as HTMLElement
+    const getDom = () => drawerWrapper.find('.ix-drawer').element as HTMLElement
 
-    expect(contentDom.style.width).toBe('400px')
+    expect(getDom().style.width).toBe('400px')
 
     await wrapper.setProps({ width: '200px' })
 
-    expect(contentDom.style.width).toBe('200px')
+    expect(getDom().style.width).toBe('200px')
 
     await wrapper.setProps({ width: '20%' })
 
-    expect(contentDom.style.width).toBe('20%')
+    expect(getDom().style.width).toBe('20%')
   })
 
   test('zIndex work', async () => {
diff --git a/packages/components/drawer/src/Drawer.tsx b/packages/components/drawer/src/Drawer.tsx
index 623e131e3..189908c99 100644
--- a/packages/components/drawer/src/Drawer.tsx
+++ b/packages/components/drawer/src/Drawer.tsx
@@ -11,6 +11,7 @@ import {
   computed,
   defineComponent,
   inject,
+  nextTick,
   onBeforeUnmount,
   onDeactivated,
   onMounted,
@@ -43,7 +44,7 @@ export default defineComponent({
 
     const mask = computed(() => props.mask ?? config.mask)
 
-    const { visible, setVisible, animatedVisible, mergedVisible } = useVisible(props)
+    const { loaded, visible, setVisible, animatedVisible, mergedVisible } = useVisible(props)
     const currentZIndex = useZIndex(toRef(props, 'zIndex'), toRef(common, 'overlayZIndex'), visible)
 
     const { open, close } = useTrigger(props, setVisible)
@@ -76,7 +77,7 @@ export default defineComponent({
         return null
       }
       return (
-        <CdkPortal target={mergedPortalTarget.value} load={visible.value}>
+        <CdkPortal target={mergedPortalTarget.value} load={loaded.value}>
           <ɵMask
             class={`${mergedPrefixCls.value}-mask`}
             mask={mask.value}
@@ -92,6 +93,29 @@ export default defineComponent({
 
 function useVisible(props: DrawerProps) {
   const [visible, setVisible] = useControlledProp(props, 'visible', false)
+
+  // because portal is lazy loaded, actual visible at the first time should be delayed
+  // or else transition animation will behave unexpectedly
+  const loaded = ref<boolean>(false)
+  const delayedVisible = ref<boolean>(false)
+  watch(
+    visible,
+    v => {
+      if (v && !loaded.value) {
+        loaded.value = true
+
+        nextTick(() => {
+          delayedVisible.value = true
+        })
+      } else {
+        delayedVisible.value = v
+      }
+    },
+    {
+      immediate: true,
+    },
+  )
+
   const animatedVisible = ref<boolean>()
 
   const mergedVisible = computed(() => {
@@ -109,7 +133,7 @@ function useVisible(props: DrawerProps) {
     }
   })
 
-  return { visible, setVisible, animatedVisible, mergedVisible }
+  return { loaded, visible: delayedVisible, setVisible, animatedVisible, mergedVisible }
 }
 
 function useScrollStrategy(props: DrawerProps, mask: ComputedRef<boolean>, mergedVisible: ComputedRef<boolean>) {
diff --git a/packages/components/drawer/src/token.ts b/packages/components/drawer/src/token.ts
index bdaad34c9..bda27498f 100644
--- a/packages/components/drawer/src/token.ts
+++ b/packages/components/drawer/src/token.ts
@@ -15,7 +15,7 @@ export interface DrawerContext {
   common: CommonConfig
   config: DrawerConfig
   mergedPrefixCls: ComputedRef<string>
-  visible: ComputedRef<boolean>
+  visible: Ref<boolean>
   animatedVisible: Ref<boolean | undefined>
   mergedVisible: ComputedRef<boolean>
   currentZIndex: ComputedRef<number>
diff --git a/packages/components/drawer/style/index.less b/packages/components/drawer/style/index.less
index a8340acb8..2aedca1cc 100644
--- a/packages/components/drawer/style/index.less
+++ b/packages/components/drawer/style/index.less
@@ -19,13 +19,14 @@
     }
   }
 
-  &-opened&-push {
-    transition: transform var(--ix-transition-duration-medium) var(--ix-ease-out);
-    transition-delay: var(--ix-transition-duration-fast);
-  }
-
-  &-opened&-pull {
-    transition: transform var(--ix-transition-duration-medium) var(--ix-ease-in);
+  &-opened {
+    &.@{drawer-prefix}-push {
+      transition: transform var(--ix-transition-duration-medium) var(--ix-ease-out);
+      transition-delay: var(--ix-transition-duration-fast);
+    }
+    &.@{drawer-prefix}-pull {
+      transition: transform var(--ix-transition-duration-medium) var(--ix-ease-in);
+    }
   }
 
   &-sentinel {