diff --git a/packages/components/slider/src/composables/use-slider-button.ts b/packages/components/slider/src/composables/use-slider-button.ts
index 6106ed7685..8366992afe 100644
--- a/packages/components/slider/src/composables/use-slider-button.ts
+++ b/packages/components/slider/src/composables/use-slider-button.ts
@@ -251,7 +251,10 @@ export const useSliderButton = (
     let value =
       steps * lengthPerStep * (max.value - min.value) * 0.01 + min.value
     value = Number.parseFloat(value.toFixed(precision.value))
-    emit(UPDATE_MODEL_EVENT, value)
+
+    if (value !== props.modelValue) {
+      emit(UPDATE_MODEL_EVENT, value)
+    }
 
     if (!initData.dragging && props.modelValue !== initData.oldValue) {
       initData.oldValue = props.modelValue