They leaned over the edge of the table, tried to crush other extreme tests with a hammer. And none of them broke the phone yet.
For example, Chinese Youtube blogger Mediastorm has organized a comparative laboratory test iPhone Air and iPhone 6 Plus. He placed both phones in a special car that stepped on the center.
The results showed that the iPhone atmosphere is not uncomfortable under -60.1 kgf pressure, and that the iPhone 6 Plus was noticeable in -60.2 kgf.
Source: Ferra

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