diff --git a/src/views/comparison/index.vue b/src/views/comparison/index.vue
index 7150318..beaca53 100644
--- a/src/views/comparison/index.vue
+++ b/src/views/comparison/index.vue
@@ -37,7 +37,14 @@
         </div>
       </main>
       <div class="button-group">
-        <van-button size="large" class="fs14 fw600" style="color: #fff; background: #2e5ca9" @click="showComparison = true">开始比对</van-button>
+        <van-button
+          size="large"
+          class="fs14 fw600"
+          style="color: #fff; background: #2e5ca9"
+          @click="showComparison = true"
+          :disabled="comparisonMap.length <= 1"
+          >开始比对</van-button
+        >
       </div>
     </div>