diff --git a/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputBoolean.tsx b/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputBoolean.tsx
index 110adbc553a6..c2e42731c809 100644
--- a/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputBoolean.tsx
+++ b/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputBoolean.tsx
@@ -83,7 +83,7 @@ function GridFilterInputBoolean(props: GridFilterInputBooleanProps) {
           value={filterValueState}
           onChange={onFilterChange}
           variant={variant}
-          notched={variant === 'outlined'}
+          notched={variant === 'outlined' ? true : undefined}
           native={isSelectNative}
           displayEmpty
           inputProps={{ ref: focusElementRef, tabIndex }}
diff --git a/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputSingleSelect.tsx b/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputSingleSelect.tsx
index 621f873de8c5..5bb1f0569e4a 100644
--- a/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputSingleSelect.tsx
+++ b/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputSingleSelect.tsx
@@ -91,8 +91,6 @@ function GridFilterInputSingleSelect(props: GridFilterInputSingleSelectProps) {
 
   const isSelectNative = rootProps.slotProps?.baseSelect?.native ?? false;
 
-  console.warn(isSelectNative)
-
   let resolvedColumn: GridSingleSelectColDef | null = null;
   if (item.field) {
     const column = apiRef.current.getColumn(item.field);
@@ -152,7 +150,7 @@ function GridFilterInputSingleSelect(props: GridFilterInputSingleSelectProps) {
             placeholder: placeholder ?? apiRef.current.getLocaleText('filterPanelInputPlaceholder'),
           }}
           native={isSelectNative}
-          notched={variant === 'outlined'}
+          notched={variant === 'outlined' ? true : undefined}
           {...others}
           {...rootProps.slotProps?.baseSelect}
         >
diff --git a/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputValue.tsx b/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputValue.tsx
index 6535b9420cfa..e6d232c5846f 100644
--- a/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputValue.tsx
+++ b/packages/grid/x-data-grid/src/components/panel/filterPanel/GridFilterInputValue.tsx
@@ -71,6 +71,7 @@ function GridFilterInputValue(props: GridTypeFilterInputValueProps) {
       value={filterValueState}
       onChange={onFilterChange}
       variant={variant}
+      notched={variant === 'outlined' ? true : undefined}
       type={type || 'text'}
       InputProps={{
         ...(applying || clearButton