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Accessories
Best iPhone Duo cases
The best iPhone Duo cases cover the hinge as well as the back. dbrand's Grip leads on paper, with a magnetic hinge strip and MagSafe from $54.90, while Apple's own $79 case leaves the hinge bare (prices as of Oct 30, 2026).
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Accessories
Inner screen protectors for iPhone Duo: should you?
Apple's iPhone Duo ships with a nano-texture cover layer over its 7.6-inch inner display, and Apple replaces that layer for $49, or $19 with AppleCare+, as of Oct 30, 2026. Third-party inner films exist, but Apple hasn't said whether they're safe to stack on top.
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Accessories
Best iPhone Duo screen protectors (outer display)
The iPhone Duo's 5.4-inch outer display already uses Ceramic Shield 2, so a protector is a trade-off rather than a must. These are five outer-screen protectors that their makers or major retailers list for iPhone Duo, with prices as of Oct 30, 2026.
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Accessories
OtterBox Defender Series Pro XT for iPhone Duo: a rugged case with a hinge guard
OtterBox's Defender Series Pro XT is a two-piece rugged case with an articulating hinge guard, listed at $89.99 by OtterBox. Here's how it covers the hinge, what it weighs, and the other cases that also cover the hinge.
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