iPhone Duo

Hello, hello.

2026.09.09iOS 27 ~ LatestApple Intelligence Apple Intelligence

Background

The iPhone Duo is Apple's first foldable iPhone, announced on September 9, 2026, with pre-orders on October 16 and availability from October 23. Unfolded it offers a 7.6-inch main display (1878×2670, nano-texture layer, under-display FaceTime camera); closed it becomes a 5.4-inch cover display (1398×2034), both with ProMotion up to 120Hz and 3000 nits peak brightness. The grade-5 titanium frame and 3D-printed hinge housing measure 5.2mm thin (unfolded) / 11.3mm (folded) at 254 grams, with IP68 water resistance. It runs the A20 Pro chip with a dual-battery system (up to 44 hours video playback on the cover display), integrates Touch ID into the side button, comes in Star White and Night Sky, and will support Apple Pencil (USB-C) later in the year. In China, ¥15,999/¥17,999/¥21,499/¥26,499 across 256GB/512GB/1TB/2TB.

SourceApple Newsroom

Key Specs

Display5.4/7.6" Foldable XDR OLED ProMotion
ChipA20 Pro
Memory12GB LPDDR5X
Capacity19.073Wh (4883mAh)
MainFusion 4800MP ƒ/1.6 (26mm)
Water ResistanceIP68

Full Specifications

Basic Info

Release Date2026.09.09
OS SupportiOS 27 ~ Latest
Unlock MethodTouch ID in the side button

Chip & Storage

ChipA20 Pro
Chip ConfigurationPerformance Core × 2+Efficiency Core × 4+GPU × 7
Performance Cores2 × 4.93GHz
Efficiency Cores4 × 2.64GHz
GPU7 × Apple G19P
Memory12GB LPDDR5X
Storage256G / 512G / 1T / 2T

Display

Screen Size5.4/7.6"
Screen TypeFoldable XDR OLED ProMotion
Resolutionundefined × undefined
PPI460 / 430
Refresh Rate1-120Hz
Typical Brightness1000 nit
HDR Brightness1600 nit
Peak Brightness3000 nit

Camera

Camera Specs
Fusion 4800MP ƒ/1.6 (26mm)Ultra Wide 4800MP ƒ/2.2 (13mm)Front: 1200MP ƒ/2.2 (Center Stage)Front: Under-display FaceTime camera ƒ/1.8

Battery & Charging

Capacity19.073Wh (4883mAh)
Charging MethodsUSB-C / MagSafe / Qi2
Video Playback44 hours cover / 31 hours main
Streaming Playback37 hours cover / 26 hours main

Connectivity

Wired PortUSB-C (up to 10Gbps)
Cellular ChipApple C2
Wi-Fi802.11be Wi‑Fi 7 with 2x2 MIMO
BluetoothBluetooth 6.0
NFCReader mode NFC
SIMDual eSIM

Body & Dimensions

Body MaterialGrade 5 Titanium (frame & hinge housing)
Front MaterialCeramic Shield 2 (cover)
Back MaterialCeramic Shield
Height117.8 mm
Width84.1mm (folded)`164.6mm (unfolded) mm
Thickness11.3mm (folded)`5.2mm (unfolded) mm
Weight254g
Water ResistanceIP68

Color

Available Colors

Model Identifier

Model IDiPhone19,4
Model NumbersA3721 / A3447、A3719、A3720