Apple iPhone Duo · Design

Part of The hinge is expected to be the hardest part, not the screen

A leaker measured the crease at under 0.15mm out of the box

The Weibo account Fixed Focus Digital measured a crease of less than 0.15mm at an angle of less than 2.5 degrees, which is a reduction rather than the erasure Apple was said to be chasing. The figure is out of the box, and nobody has run the thousands of opening and closing cycles that would show whether it holds.

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Apple iPhone Duo
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Apple iPhone Duo

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What to know

What to know

The crease on Apple's foldable iPhone is less than 0.15mm deep, at an angle under 2.5 degrees, according to Fixed Focus Digital, an account on the Chinese site Weibo. Tom's Guide reported the measurement.

The Mac Observer also reported the figure before Apple's event. The measurement is for a new phone, out of the box.

How we know this

How we know this

What changed, newest first.

iPhone Ultra — here's how Apple is reportedly erasing the crease for its foldable phoneTom's Guide · Sep 5, 2026 · reports this · via Fixed Focus Digital
Foldable iPhone Duo: Everything We Know Before the KeynoteThe Mac Observer · Sep 9, 2026 · reports this

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More Apple iPhone Duo reported details

More Apple iPhone Duo reported details

The hinge is expected to be the hardest part, not the screenRead the report A prototyped Apple Pencil probably won't ship alongside the foldableRead the report The inner screen will sit between two layers of ultra-thin glassRead the report MagSafe is expected to survive the thin bodyRead the report Production was running at only a few hundred units a day in late AugustRead the report Leaked carrier listings point to a starting price near $1,999Read the report