Apple iPhone Duo 2026: Amazing Foldable iPhone Ultra Specs, Price and Release Date

Apple iPhone Duo could be Apple’s most exciting iPhone yet, combining a stunning 7.6-inch foldable OLED display, powerful A20 Pro chip, 12GB RAM, up to 2TB storage, dual 48MP cameras, and iOS 27. Here are the reported specs, models, price, release date, and everything you need to know about Apple’s next-generation foldable iPhone.

Apple iPhone Duo

Apple iPhone Duo is shaping up to be one of the most exciting iPhone launches of 2026. Previously rumored under names such as Apple iPhone Fold and Apple iPhone Ultra, the device is expected to introduce a completely new foldable design, a large 7.6-inch internal display, Apple’s next-generation A20 Pro chip, and up to an enormous 2TB of storage.

According to currently reported specifications, Apple iPhone Duo was announced on September 9, 2026, with an expected release date of October 23, 2026. The rumored starting price is around €2,300, placing it firmly in Apple’s premium Ultra category.

Apple iPhone Duo

Apple iPhone Duo

Apple iPhone Duo Design: A New Foldable iPhone

The biggest attraction of the Apple iPhone Duo is its foldable design. Instead of the traditional single-screen iPhone form factor, the device can reportedly fold into a compact smartphone and open into a much larger display.

When unfolded, the reported dimensions are 117.8 x 164.6 x 5.2 mm, while the folded dimensions are 117.8 x 84.1 x 11.3 mm. The phone reportedly weighs 254 grams, making it substantial but potentially practical for users who want tablet-like screen space in a pocketable device.

The construction is also designed to feel premium. Reported materials include a titanium frame and hinge, a glass front protected by Ceramic Shield 2, and a glass rear panel. The device is also reported to have IP68 dust and water resistance, with immersion protection of up to 6 meters for 30 minutes. Reported colors include Night Sky and Star White, giving the phone a distinctive Ultra-style look.

7.6-Inch Foldable OLED Display

The internal display could be the feature that makes Apple iPhone Duo dramatically different from previous iPhones. The reported internal panel measures 7.6 inches and uses an LTPO Super Retina XDR OLED display with a 120Hz refresh rate. It reportedly supports HDR10 and Dolby Vision, with up to 3,000 nits peak brightness.

The resolution is listed as 1878 x 2670 pixels, providing approximately 430 pixels per inch. A nano-texture finish and anti-reflective coating are also reported, potentially improving visibility in bright environments. The foldable screen is also reported to have a small display crease, an important detail for anyone considering a foldable smartphone.

Smaller Cover Display

When folded, Apple iPhone Duo reportedly provides a 5.4-inch cover display with a resolution of 1398 x 2034 pixels and approximately 460 ppi. The cover screen is also expected to use LTPO Super Retina XDR OLED technology with a 120Hz refresh rate, HDR10, Dolby Vision, and up to 3,000 nits peak brightness. This means users may be able to perform everyday smartphone tasks without opening the larger internal display.

Apple A20 Pro and iOS 27

Performance is expected to be another major strength of Apple iPhone Duo. The reported device uses Apple’s A20 Pro chipset, manufactured using a 2nm process. The listed configuration includes a hexa-core CPU and a 7-core Apple GPU.

If these specifications are accurate, the A20 Pro could deliver significant improvements in performance and efficiency compared with previous generations. A more advanced processor would be particularly useful for a foldable iPhone because the large internal screen could encourage demanding multitasking, gaming, video editing, and AI-powered features.

The phone is also reported to launch with iOS 27, giving the foldable iPhone a software platform potentially optimized for its unusual screen configuration.

Huge Storage Options: Up to 2TB

Apple iPhone Duo could also target professional users with unusually large storage capacities. The reported configurations are:

  • 256GB with 12GB RAM.
  • 512GB with 12GB RAM.
  • 1TB with 12GB RAM.
  • 2TB with 12GB RAM.

There is no reported microSD card slot, which is typical of Apple’s premium smartphones. The 2TB option could be particularly attractive to photographers, videographers, content creators, and users who store large amounts of high-resolution video directly on their smartphones.

Dual 48MP Rear Cameras

Photography is reportedly handled by a dual-camera system consisting of two 48MP sensors. The primary camera is reported to feature a 48MP wide sensor with an f/1.6 aperture, a 26mm focal length, PDAF, and sensor-shift optical image stabilization. The second camera is a reported 48MP ultrawide camera with an f/2.2 aperture and a 120-degree field of view.

For video recording, the specifications are particularly impressive. The phone is reported to support 4K recording at up to 120fps, 1080p recording up to 240fps, 10-bit HDR, Dolby Vision HDR, ProRes, and spatial 3D video and audio recording. These capabilities could make Apple iPhone Duo especially appealing to creators who want a powerful camera system combined with a much larger foldable screen for reviewing and editing content.

Selfie Cameras

The reported Apple iPhone Duo configuration includes an under-display front camera for the main folding display, along with a 12MP cover camera. The cover camera is listed with autofocus and a wide lens, while the internal camera is reportedly capable of 1080p video recording. An under-display camera would allow Apple to maximize the usable area of the large internal display without requiring a conventional camera cutout.

5G, Wi-Fi 7 and Connectivity

Apple iPhone Duo is expected to support modern connectivity technologies, including 5G, LTE, HSPA, and GSM. The reported 5G configuration differs between the international, USA, Middle East/Canada/Mexico, and China models. The USA version, for example, is listed with additional mmWave 5G bands, while several other versions focus on Sub-6GHz 5G. 

The phone is also reported to support Wi-Fi 7, Bluetooth 6.0, NFC, GPS, GLONASS, Galileo, BDS, QZSS, and NavIC. A USB Type-C 3.2 Gen 2 port with DisplayPort support is also reported.

Battery and Charging

The reported Apple iPhone Duo battery uses lithium-ion technology. Wired charging is listed with PD 3.2 and AVS, with the ability to reach approximately 50% in 20 minutes. Wireless charging is reportedly supported at 25W using MagSafe/Qi2, with approximately 50% charging in 30 minutes. Battery life will be particularly important for a foldable iPhone because the large 7.6-inch display and powerful processor could demand more energy during intensive use.

Security and Smart Features

The reported device includes a side-mounted fingerprint sensor, alongside an accelerometer, gyroscope, proximity sensor, compass, and barometer. It is also expected to support Ultra Wideband (UWB) through a second-generation chip.

Apple’s satellite-related safety features are also reportedly included, such as Emergency SOS, Messages, and Find My via satellite. Stylus support is another interesting reported feature. If confirmed, it could make the large internal screen even more useful for notes, drawing, productivity, and creative applications.

Apple iPhone Duo Models

The reported model numbers are:

  • International: A3720.
  • USA: A3447.
  • Middle East, Canada, Mexico: A3719.
  • China: A3721.

The major differences appear to involve supported cellular bands, particularly 4G and 5G compatibility. Users should therefore check the exact model number before purchasing an imported Apple iPhone Duo, especially when traveling between countries.

Apple iPhone Duo Price and Release Date

The reported Apple iPhone Duo price is approximately €2,300. That would make it considerably more expensive than conventional iPhone models and position it as a premium foldable flagship. The device is reported to have been announced on September 9, 2026, with an expected release date of October 23, 2026. However, pricing can vary considerably by storage capacity, market, taxes, and region.

Is Apple iPhone Duo Worth Waiting For?

If the reported specifications become official, Apple iPhone Duo could represent one of the biggest changes to the iPhone lineup in years. Its combination of a 7.6-inch foldable OLED display, 120Hz refresh rate, A20 Pro processor, 12GB RAM, up to 2TB storage, dual 48MP cameras, Wi-Fi 7, 5G, satellite connectivity, and stylus support would give it a very different identity from Apple’s conventional iPhones.

The biggest questions will likely be price, durability, battery endurance, hinge reliability, display crease visibility, and how effectively iOS 27 takes advantage of the large foldable screen. For users who want an iPhone that can transform from a traditional smartphone into a larger productivity and entertainment device, Apple iPhone Duo could be an incredibly exciting option.

Apple iPhone Duo Specifications

  • Reported name: Apple iPhone Duo.
  • Previous rumors: Apple iPhone Fold / Apple iPhone Ultra.
  • Announcement: September 9, 2026.
  • Expected release: October 23, 2026.
  • Weight: 254g.
  • Main display: 7.6-inch LTPO Super Retina XDR OLED.
  • Cover display: 5.4-inch LTPO Super Retina XDR OLED.
  • Refresh rate: 120Hz.
  • Processor: Apple A20 Pro.
  • Process: 2nm.
  • RAM: 12GB.
  • Storage: 256GB, 512GB, 1TB, 2TB.
  • Rear cameras: Dual 48MP.
  • Front camera: Under-display camera + 12MP cover camera.
  • Operating system: iOS 27.
  • 5G: Yes.
  • Wi-Fi: Wi-Fi 7.
  • USB: USB-C 3.2 Gen 2.
  • Water resistance: IP68.
  • Wireless charging: 25W MagSafe/Qi2.
  • Reported price: About €2,300.
  • Colors: Night Sky, Star White.
  • Models: A3720, A3447, A3719, A3721.

FAQ: Apple iPhone Duo

What is Apple iPhone Duo 2026?

Apple iPhone Duo is the reported name of Apple’s upcoming foldable iPhone. It has also previously been rumored as the Apple iPhone Fold or Apple iPhone Ultra.

When will Apple iPhone Duo be released?

The supplied specifications list an expected release date of October 23, 2026, following a reported announcement on September 9, 2026.

How big is the Apple iPhone Duo screen?

The reported internal foldable display is 7.6 inches, while the cover display measures 5.4 inches.

Does Apple iPhone Duo support 120Hz?

Yes. Both the reported internal and cover displays use LTPO OLED technology with a 120Hz refresh rate.

What processor does Apple iPhone Duo use?

The reported device uses Apple’s A20 Pro chip, based on a 2nm manufacturing process.

How much RAM does Apple iPhone Duo have?

All listed storage configurations reportedly include 12GB of RAM.

Does Apple iPhone Duo have 2TB storage?

Yes. The reported storage options include 256GB, 512GB, 1TB, and 2TB.

How many cameras does Apple iPhone Duo have?

The reported rear camera system contains two 48MP cameras: a wide camera and a 120-degree ultrawide camera.

Is Apple iPhone Duo waterproof?

The reported specification lists IP68 dust and water resistance, including immersion up to 6 meters for 30 minutes.

Does Apple iPhone Duo support a stylus?

Yes, stylus support is listed among the reported specifications.

How much will Apple iPhone Duo cost?

The reported price is approximately €2,300, although final pricing may vary depending on storage, market, taxes, and region.

Which Apple iPhone Duo model is for the Middle East?

The reported A3719 model is listed for the Middle East, Canada, and Mexico.

Is Apple iPhone Duo officially confirmed?

The specifications supplied for this article describe the device as coming soon. Until Apple publishes final specifications and retail information, some details should be considered reported rather than independently confirmed.

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Heba Soffar

Heba Soffar is a Telecommunication Engineer and the founder, editor, and content manager of Science Online, a leading educational and technology-focused platform dedicated to providing accurate, reliable, and easy-to-understand scientific information. With an academic background in Electrical and Telecommunications Engineering from Alexandria University, Heba combines technical expertise with advanced digital publishing skills to create high-quality content for a global audience. Over the years, she has developed extensive experience in scientific writing, search engine optimization (SEO), website management, content strategy, and digital publishing. Her work focuses on transforming complex scientific, medical, technological, and engineering concepts into engaging and accessible articles that help readers stay informed about the latest developments in science and technology.

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