Device Overview
iPhone Duo. Largest iPhone display ever. In a thin, foldable design. Durable titanium frame. Unique iOS experiences.¹ 48MP Dual Fusion camera system. A20 Pro chip.
Key Features
Foldable Design
The largest iPhone display ever with nano-texture inner display to reduce glare. 50% larger display than iPhone 18 Pro Max.²
Poses
Versatile poses offer reimagined iOS experiences for enhanced productivity, multitasking, and immersive viewing.¹
Beautiful and Durable
iPhone Duo is designed with Grade 5 titanium frame and hinge cover, and Ceramic Shield 2 front and Ceramic Shield back
48MP Dual Fusion Camera System
48MP Fusion Main and Ultra Wide cameras, and all-new ways to shoot, like Smart Take that captures pictures automatically
New Camera Features
Now with the first under-display FaceTime camera and 12MP Center Stage front camera.³
Vapor Cooled - Pro Performance
A20 Pro chip is purpose-built for AI workloads. Up to 50% faster 6-core CPU and up to 2.1x faster 7-core GPU compared to iPhone 15 Pro
Power and Battery
Up to 8 more hours of video playback (from 23 hours compared to iPhone 15 Pro) when using the inner display.⁴ Up to 21 more hours of playback (from 23 hours compared to iPhone 15 Pro) when using the outer display.⁴ Fast-charge capable.
Siri AI
Siri AI is a more personal, more powerful AI assistant.⁵ Ask open-ended questions, brainstorm ideas on the go, and more
Satellite Features
Send and receive messages when you’re off the grid, right from the Messages app.⁶ With Crash Detection, iPhone can call for help if you can’t.⁷
Connectivity
Stay connected at faster speeds with secure connections to Wi-Fi 7,⁸ Bluetooth 6, 5G connectivity,⁹ and eSIM.¹⁰
eSIM
iPhone Duo activates with an eSIM.¹⁰ With eSIM, you enjoy greater flexibility, enhanced convenience, increased security, and seamless connectivity, especially when traveling internationally.
Privacy
Use Touch ID to securely unlock, sign in, and pay.
Video Calling¹¹
FaceTime video calling over cellular or Wi‑Fi; FaceTime HD (1080p) video calling over 5G or Wi‑Fi; Center Stage for video calling; Duo FaceTime; SharePlay; Screen sharing; Portrait mode in FaceTime video; Spatial Audio; Voice Isolation and Wide Spectrum microphone modes; Zoom with rear‑facing camera
Cellular Network
FDD-5G NR (Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n29, n30, n66, n70, n71, n75); TDD-5G NR (Bands n38, n40, n41, n48, n53, n77, n78, n79); 5G NR mmWave (Bands n258, n260, n261); FDD-LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71, 106); TDD-LTE (Bands 34, 38, 39, 40, 41, 42, 48, 53); UMTS/HSPA+/DC-HSDPA (850, 900, 1700/2100, 1900, 2100 MHz); GSM/EDGE (850, 900, 1800, 1900 MHz); 5G (sub-6 GHz and mmWave) with 4x4 MIMO;¹² Gigabit LTE with 4x4 MIMO.¹²
MagSafe and Wireless Charging
MagSafe wireless charging up to 25W;¹³ Qi2 wireless charging up to 25W;¹³ Magnet array; Alignment magnet; Accessory Identification NFC; Magnetometer
Accessibility
Built-in accessibility features supporting vision, mobility, hearing, speech, and cognitive needs help you get the most out of your iPhone - in the ways that work best for you. Hearing Aid Compatible with conversational gain values of 13dB (with hearing aid) and 18dB (without hearing aid); Real-Time Text (RTT) supported.
Dimensions (in) and Weight (oz)
Closed: (4.64 x 3.31 x 0.44); Open:(4.64 x 6.48 x 0.21); Weight: 8.96
In the Box
iPhone Duo with iOS 27; USB-C Charge Cable (1m); Documentation
Compatibility
PureGear 4ft USB-A to USB-C Braided Charge Cable, PureGear 4ft USB-C to USB-C Braided Cable, PureGear 20W USB-C Fast Charger, PopSockets PopGrip KickOut MagSafe Circle, PopSockets PopGrip KickOut MagSafe Circle, PopSockets PopGrip MagSafe Circle, PopSockets PopGrip MagSafe Circle, Ventev 3ft USB-C to USB-C Charge & Sync Cable, Atom Studios 65W Dual USB-C Fast Charger, Axessorize DUOCharge 45W Flat Wall Charger & 2x 4ft Braided Cable, Axessorize Nomad Kit - 30W Wall Charger + 10,000 mAh Power Bank + 4ft Braided Cable, Ventev 3-in-1 USB-C Cable 5ft, Ventev 6ft Braided USB-C to USB-C Charge Cable, Axessorize PROCharge Phone & Watch Braided Cable, Ventev 32W Dual USB-C + USB-A Fast Car Charger, Ventev Coiled 3ft USB-C to USB-C Cable - Gray, JBL Go 5 Waterproof Bluetooth Speaker, JBL Tune 310C Wired In Ear Headphones, JBL Vibe Beam 2 True Wireless Earbuds, Apple AirPods Pro 3, Axessorize True Wireless Stereo Earphones, Apple AirPods 4, Apple AirPods 4 with Active Noise Cancellation, Apple Apple EarPods with USB-C Connector, Ventev Qi2 15W Wireless Magnetic Charger with Stand, Ventev 20W USB-C Fast Charger, Ventev 27W Dual USB-C + USB-A Fast Wall Charger, Ventev 30W USB-C Fast Wall Charger, Ventev 45W USB C Wall Charger
2. The display has rounded corners that follow a beautiful curved design, and these corners are within a standard rectangle. When measured as a standard rectangular shape, the screen is 5.36 inches (iPhone Duo outer display), 6.06 inches (iPhone 16e, iPhone 17e), 6.12 inches (iPhone 16), 6.27 inches (iPhone 17, iPhone 18 Pro), 6.55 inches (iPhone Air), 6.86 inches (iPhone 18 Pro Max), or 7.58 inches (iPhone Duo inner folding display) diagonally. Actual viewable area is less.
3. Action mode available on iPhone 14 models and later, excluding iPhone SE, iPhone 16e, and iPhone 17e. Audio Mix available on iPhone 16 models and later. Camera Control available on iPhone 16 models and later, excluding iPhone 16e and iPhone 17e. Center Stage front camera available on iPhone Duo, iPhone 18 Pro, iPhone 17, iPhone 17 Pro, iPhone 17 Pro Max, and iPhone Air.
4. All battery claims depend on the cellular network, location, signal strength, feature configuration, usage, and many other factors; actual results will vary. Battery has limited recharge cycles and may eventually need to be replaced. Battery life and charge cycles vary by use and settings. Battery tests are conducted using specific iPhone units. See apple.com/batteries and apple.com/iphone/compare for more information.
5. Apple Intelligence is available with Siri and device language set to Chinese (Simplified), Chinese (Traditional), Danish, Dutch, English, French, German, Italian, Japanese, Korean, Norwegian, Portuguese, Spanish, Swedish, Turkish, or Vietnamese. Some features may not be available in all regions or languages. Some devices may not be available in all regions. Siri AI is available in beta in iOS 27 and requires an Apple Intelligence–enabled device set to a supported language. Available in English to start. Siri AI will not be initially available in the EU on iOS. Certain Apple Intelligence features that rely on server-side models are subject to daily usage limits, including but not limited to Siri AI, Intelligent Photo Editing Tools, Image Playground, and AFM 3 Cloud models in Shortcuts. Daily limits may vary by feature, request complexity, system demand, system policies, and other factors. Expanded access to such features will be available for a fee in the future. Use of these features is subject to the Apple Intelligence Terms and Conditions. Learn more at apple.com/apple-intelligence.
6.Satellite features are included for free for two years with the activation of any iPhone 14 or later model. Connection and response times vary based on location, site conditions, and other factors. Some satellite features require a carrier plan. SMS messaging via satellite is available on supported carriers. SMS message rates may apply. Satellite connectivity is provided by Globalstar and its affiliates. See support.apple.com/kb/HT213885 for more information.
7. iPhone 14 and later can detect a severe car crash and call for help. Requires a cellular connection, satellite connectivity, or Wi-Fi calling.
8. Wi‑Fi 7 available in countries and regions where supported.
9. Data plan required. 5G is available in select markets and through select carriers. Speeds vary based on site conditions and carrier. For details on 5G support, contact your carrier and see apple.com/iphone/cellular.
10. iPhone Duo, iPhone 18 Pro, iPhone 18 Pro Max, iPhone 17 Pro, iPhone 17 Pro Max, iPhone 17e, iPhone 17, and iPhone Air models are activated with an eSIM and do not support a physical SIM. Use of an eSIM requires a carrier that supports eSIM and a wireless service plan (which may include restrictions on switching service providers and roaming, even after contract expiration). See your carrier for details. To learn more, visit apple.com/esim.
11. FaceTime calling requires a FaceTime‑enabled device for the caller and recipient and a Wi‑Fi connection. Availability over a cellular network depends on carrier policies; data charges may apply.
12. Data plan required. 5G, Gigabit LTE, VoLTE, and Wi‑Fi calling are available in select markets and through select carriers. Speeds are based on theoretical throughput and vary based on site conditions and carrier. For details on 5G and LTE support, contact your carrier and see apple.com/iphone/cellular.
13 .Testing conducted by Apple in July 2026 using preproduction iPhone Duo units and software, and either USB‑C Charge Cable or Apple MagSafe Chargers (1‑meter Model A3502 and 2‑meter Model A3503), both with Apple 40W Dynamic Power Adapter with 60W Max (Model A3351). Wired fast charge supported with 60W-capable (or higher) USB-C cable and USB PD power adapters. Fast-charge testing conducted with drained iPhone Duo units in open configuration. Times measured from the appearance of the Apple logo as the unit started up. Charge time varies with adapter, settings, usage, and environmental factors; actual results will vary.