<page_title> Boeing 777X </page_title> <section_title> Specifications </section_title> <table> <cell> 251 ft 9 in (76.7 m) <col_header> 777-9 </col_header> <row_header> Length </row_header> </cell> </table>
The Boeing 777-9 has a length of 251 ft 9 in (76.7 m).