Yes it's the same basic design, but you might be hard pressed to believe it. Notice especially the engines. Original 737: https://en.wikipedia.org/wiki/Boeing

Yes it's the same basic design, but you might be hard pressed to believe it. Notice especially the engines. Original 737: https://en.wikipedia.org/wiki/Boeing_737#/media/File:D-ABEA_B737-130_Lufthansa_MAN_31JUL72_(6141699137).jpg https://en.wikipedia.org/wiki/Boeing_737#/media/File:D-ABEA_... Max: https://en.wikipedia.org/wiki/Boeing_737_MAX#/media/File:HS-LSI_(44161228802).jpg https://en.wikipedia.org/wiki/Boeing_737_MAX#/media/File:HS-... The fuselage, tail, wings and control systems are close enough to the original type to stay certified.