need to get two database values of two storeprocedure value in one gridview to compare there values

need to get two database values of two storeprocedure value in one gridview to compare there values.right now i have two gridview to get values from two database storeprocedure value

    Sub storep()
        Dim strConnString As String = ConfigurationManager.ConnectionStrings("connTemplate").ConnectionString
        Dim con As New SqlConnection(strConnString)
        Dim cmd As New SqlCommand()
        cmd.CommandType = CommandType.StoredProcedure
        cmd.CommandText = "storeroom"
        cmd.Connection = con
        Try
            con.Open()
            GridView1.EmptyDataText = "No Records Found"
            GridView1.DataSource = cmd.ExecuteReader()
            GridView1.DataBind()
        Catch ex As Exception
            Throw ex
        Finally
            con.Close()
            con.Dispose()
        End Try

    End Sub
    Sub storep_Backup()
        Dim strConnString As String = ConfigurationManager.ConnectionStrings("connBackUp").ConnectionString
        Dim con As New SqlConnection(strConnString)
        Dim cmd As New SqlCommand()
        cmd.CommandType = CommandType.StoredProcedure
        cmd.CommandText = "storeroom"
        cmd.Connection = con
        Try
            con.Open()
            GridView2.EmptyDataText = "No Records Found"
            GridView2.DataSource = cmd.ExecuteReader()
            GridView2.DataBind()
        Catch ex As Exception
            Throw ex
        Finally
            con.Close()
            con.Dispose()
        End Try

    End Sub