diff --git a/packages/components/select/__tests__/select.test.ts b/packages/components/select/__tests__/select.test.ts
index 2a6b461e75..3b0df0436f 100644
--- a/packages/components/select/__tests__/select.test.ts
+++ b/packages/components/select/__tests__/select.test.ts
@@ -2048,6 +2048,12 @@ describe('Select', () => {
       },
     })
 
+    Object.defineProperty(inputEl, 'clientHeight', {
+      get() {
+        return Number.parseInt(getComputedStyle(inputEl).height)
+      },
+    })
+
     for (const size in sizeMap) {
       await wrapper.setProps({
         size,
diff --git a/packages/components/select/src/useSelect.ts b/packages/components/select/src/useSelect.ts
index 59e52a27a9..a909948a52 100644
--- a/packages/components/select/src/useSelect.ts
+++ b/packages/components/select/src/useSelect.ts
@@ -383,7 +383,9 @@ export const useSelect = (props, states: States, ctx) => {
       const gotSize = getComponentSize(selectSize.value || form?.size)
 
       const sizeInMap =
-        gotSize === originClientHeight || originClientHeight <= 0
+        selectSize.value ||
+        gotSize === originClientHeight ||
+        originClientHeight <= 0
           ? gotSize
           : originClientHeight