diff --git a/examples/views/number-input/NumberInputTest.vue b/examples/views/number-input/NumberInputTest.vue
index 1a7eac3e..6f1fa948 100644
--- a/examples/views/number-input/NumberInputTest.vue
+++ b/examples/views/number-input/NumberInputTest.vue
@@ -7,6 +7,8 @@
       <vxe-number-input v-model="demo1.value103" placeholder="超小尺寸" size="mini"></vxe-number-input>
     </p>
 
+小数间隔: {{ demo1.value503 }}
+
     <p>
       <vxe-number-input v-model="demo1.value500" placeholder="数值类型" type="number"></vxe-number-input>
       <vxe-number-input v-model="demo1.value501" placeholder="数值间隔 1.4" type="number" step="1.4" clearable></vxe-number-input>
diff --git a/packages/number-input/src/number-input.ts b/packages/number-input/src/number-input.ts
index 8b4fc64b..4d8f76b6 100644
--- a/packages/number-input/src/number-input.ts
+++ b/packages/number-input/src/number-input.ts
@@ -246,9 +246,11 @@ export default defineComponent({
       inputMethods.dispatchEvent(evnt.type, { value: inputValue }, evnt)
     }
 
-    const emitModel = (value: number | null, evnt: Event | { type: string }) => {
-      reactData.inputValue = value
+    const emitModel = (value: number | null, evnt: Event | { type: string }, writeToInput = true) => {
       emit('update:modelValue', value ? Number(value) : null)
+      if (writeToInput) {
+        reactData.inputValue = value
+      }
       inputMethods.dispatchEvent('input', { value }, evnt as any)
       if (XEUtils.toValueString(props.modelValue) !== XEUtils.toValueString(value)) {
         inputMethods.dispatchEvent('change', { value }, evnt as any)
@@ -264,7 +266,7 @@ export default defineComponent({
       const value = inputValue ? Number(inputValue) : null
       reactData.inputValue = inputValue
       if (inpImmediate) {
-        emitModel(value, evnt)
+        emitModel(value, evnt, false)
       } else {
         inputMethods.dispatchEvent('input', { value }, evnt)
       }
@@ -353,7 +355,8 @@ export default defineComponent({
               inpNumVal = Number(inpStringVal)
             }
           }
-          emitModel(getNumberValue(inpNumVal), { type: 'check' })
+          const numValue = getNumberValue(inpNumVal)
+          emitModel(numValue, { type: 'check' })
         }
       }
     }