The Airbus A350's Days As The World's Widest Twinjet Are Numbered
Boeing’s 777X will soon dethrone the Airbus A350 as the widest widebody twinjet, redefining comfort and passenger experience in long-haul travel.

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Since its introduction, the Airbus A350 has been widely regarded as one of the leaders in twin-aisle cabin comfort. However, Boeing’s next-generation 777X is set to challenge that status. With changes in fuselage design, cabin layout, and materials, the Boeing 777X promises a wider internal cabin than the A350, which means the A350 may no longer be the widest single-deck widebody in terms of passenger cabin space
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About this article
- Length
- 67 words · 1 min read
- Published
- October 30, 2026
- Byline
- Victoria Agronsky
- Source
- Simple Flying