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Technology

Super Retina XDR: what it is, how it works and what it does

Super Retina XDR is Apple's branding for its premium OLED displays, featuring LTPO-based adaptive refresh rate, high peak brightness, and in some configurations a Nano Texture anti-glare finish.

Evidence-backed content 18 sources 13/09/2026
Encyclopedic article

Super Retina XDR is the commercial name Apple uses for its highest-tier OLED display panels. The designation bundles a set of technical characteristics aimed at maximising sharpness, contrast, and perceived luminance.

Principles and architecture

The panel is built on OLED technology, in which each pixel emits light independently, enabling absolute blacks and theoretically unlimited contrast. On top of this base, an LTPO (Low-Temperature Polycrystalline Oxide) controller is integrated, allowing the panel's refresh rate to vary. In the documented specifications, the maximum rate reaches 120 Hz, while the LTPO adapter can lower it during low-activity scenarios to conserve power.

In certain variants a Nano Texture surface treatment is offered, which diffuses direct light reflections and reduces glare in outdoor conditions.

Documented specifications

  • Diagonal: 7.6 inches (inner display) and 5.4 inches (outer display).
  • Resolution: 1878 × 2670 pixels (7.6-inch variant).
  • Refresh rate: up to 120 Hz via LTPO.
  • Peak brightness: 3000 nits.
  • Optional finish: Nano Texture.

Applications and scope

Available evidence places the Super Retina XDR technology in two size contexts: a 7.6-inch inner display and a 5.4-inch outer display, a configuration consistent with an Apple foldable device. The simultaneous presence of both diagonals under the same name indicates that Apple extends its premium display line to non-traditional form factors.

Limitations

  • It is a proprietary Apple technology; it is not sold as a standalone component to third parties.
  • The cited specifications correspond to specific configurations; other models may feature different diagonals, resolutions, or brightness levels.
  • The Nano Texture finish, by diffusing the surface, may slightly reduce perceived sharpness compared to the untreated panel.

Interpreting its presence in a product

When an Apple product carries the Super Retina XDR label, it indicates that the device incorporates the company's top-tier OLED panel with LTPO adaptive refresh and, depending on the variant, 3000-nit peak brightness and/or a Nano Texture finish. It should not be confused with lower-tier LCD or OLED displays that Apple simply calls Retina or Retina XDR in earlier generations.

«Super Retina XDR» is an Apple technical-marketing term that bundles OLED + LTPO + high peak brightness; it is not an industry standard or a universal specification.