diff --git a/common/changes/@visactor/vtable/fix-no-round-size_2024-07-09-03-15.json b/common/changes/@visactor/vtable/fix-no-round-size_2024-07-09-03-15.json
new file mode 100644
index 000000000..182a81a93
--- /dev/null
+++ b/common/changes/@visactor/vtable/fix-no-round-size_2024-07-09-03-15.json
@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@visactor/vtable",
+      "comment": "fix: add tolerance for scroll in _disableColumnAndRowSizeRound mode",
+      "type": "none"
+    }
+  ],
+  "packageName": "@visactor/vtable"
+}
\ No newline at end of file
diff --git a/packages/vtable/src/scenegraph/component/table-component.ts b/packages/vtable/src/scenegraph/component/table-component.ts
index 136df282f..dcf46f92b 100644
--- a/packages/vtable/src/scenegraph/component/table-component.ts
+++ b/packages/vtable/src/scenegraph/component/table-component.ts
@@ -344,7 +344,13 @@ export class TableComponent {
     const frozenColsWidth = this.table.getFrozenColsWidth();
     const bottomFrozenRowsHeight = this.table.getBottomFrozenRowsHeight();
     const rightFrozenColsWidth = this.table.getRightFrozenColsWidth();
-    if (totalWidth > tableWidth) {
+
+    // _disableColumnAndRowSizeRound环境中，可能出现
+    // getAllColsWidth/getAllRowsHeight(A) + getAllColsWidth/getAllRowsHeight(B) < getAllColsWidth/getAllRowsHeight(A+B)
+    // （由于小数在取数时被省略）
+    // 这里加入tolerance，避免出现无用滚动
+    const sizeTolerance = this.table.options.customConfig?._disableColumnAndRowSizeRound ? 1 : 0;
+    if (totalWidth > tableWidth + sizeTolerance) {
       const y = Math.min(tableHeight, totalHeight);
       const rangeEnd = Math.max(0.05, (tableWidth - frozenColsWidth) / (totalWidth - frozenColsWidth));
 
@@ -384,7 +390,7 @@ export class TableComponent {
       });
     }
 
-    if (totalHeight > tableHeight) {
+    if (totalHeight > tableHeight + sizeTolerance) {
       const x = Math.min(tableWidth, totalWidth);
       const rangeEnd = Math.max(0.05, (tableHeight - frozenRowsHeight) / (totalHeight - frozenRowsHeight));
 
diff --git a/packages/vtable/src/state/state.ts b/packages/vtable/src/state/state.ts
index 52fa80bd6..3562e0ba4 100644
--- a/packages/vtable/src/state/state.ts
+++ b/packages/vtable/src/state/state.ts
@@ -903,7 +903,12 @@ export class StateManager {
   setScrollTop(top: number) {
     // 矫正top值范围
     const totalHeight = this.table.getAllRowsHeight();
-    top = Math.max(0, Math.min(top, totalHeight - this.table.scenegraph.height));
+    // _disableColumnAndRowSizeRound环境中，可能出现
+    // getAllColsWidth/getAllRowsHeight(A) + getAllColsWidth/getAllRowsHeight(B) < getAllColsWidth/getAllRowsHeight(A+B)
+    // （由于小数在取数时被省略）
+    // 这里加入tolerance，避免出现无用滚动
+    const sizeTolerance = this.table.options.customConfig?._disableColumnAndRowSizeRound ? 1 : 0;
+    top = Math.max(0, Math.min(top, totalHeight - this.table.scenegraph.height - sizeTolerance));
     top = Math.ceil(top);
     // 滚动期间清空选中清空 如果调用接口hover状态需要保留，但是如果不调用updateHoverPos透视图处于hover状态的图就不能及时更新 所以这里单独判断了isPivotChart
     if (top !== this.scroll.verticalBarPos || this.table.isPivotChart()) {
@@ -943,7 +948,13 @@ export class StateManager {
     const totalWidth = this.table.getAllColsWidth();
     const frozenWidth = this.table.getFrozenColsWidth();
 
-    left = Math.max(0, Math.min(left, totalWidth - this.table.scenegraph.width));
+    // _disableColumnAndRowSizeRound环境中，可能出现
+    // getAllColsWidth/getAllRowsHeight(A) + getAllColsWidth/getAllRowsHeight(B) < getAllColsWidth/getAllRowsHeight(A+B)
+    // （由于小数在取数时被省略）
+    // 这里加入tolerance，避免出现无用滚动
+    const sizeTolerance = this.table.options.customConfig?._disableColumnAndRowSizeRound ? 1 : 0;
+
+    left = Math.max(0, Math.min(left, totalWidth - this.table.scenegraph.width - sizeTolerance));
     left = Math.ceil(left);
     // 滚动期间清空选中清空
     if (left !== this.scroll.horizontalBarPos) {