# Apple iPhone Duo review: This changes everything

> Apple's new foldable iPhone Duo offers a stunning dual-screen experience with improved productivity and entertainment.
- Title: Apple iPhone Duo review: This changes everything · Mashable
- Summary: Apple's new foldable iPhone Duo offers a stunning dual-screen experience with improved productivity and entertainment. Apple's iPhone Duo provides a…
- Keywords: apple, iphone duo, foldable phone, dual screen, super retina oled, a20 pro chip, ios 27.1, titanium design, technology, culture, iPhone, Duo
- Source: Mashable — https://mashable.com/tech/apple-iphone-duo-review
- Author: Stan Schroeder
- Published: 2026-10-21T12:00:00+00:00
- Read time: 2 min
- Topics: apple, iphone duo, foldable phone, dual screen, super retina oled, a20 pro chip, ios 27.1, titanium design, technology, culture
## Apple iPhone Duo launch
Apple introduced its first foldable phone, the iPhone Duo, after two decades of the iPhone.
## Key specs
The iPhone Duo features a 5.4-inch Super Retina OLED outer display and a 7.6-inch Super Retina XDR OLED inner display with 1,398 x 2,034 and 1,878 x 2,670 pixel resolutions.
## Design and materials
The iPhone Duo uses a titanium foldable design with Ceramic Shield 2 on the front and Ceramic Shield on the back.
## Size and weight
When open, the iPhone Duo measures 4.64 x 6.48 x 0.21 inches and weighs 8.96 ounces (254 grams). When closed, it is 4.64 x 3.31 x 0.44 inches.
## Camera system
The iPhone Duo has a 48-megapixel Dual Fusion rear camera system with a 26mm, f/1.6 Fusion Main camera and a 13mm, f/2.2 Fusion Ultra Wide camera.
## Processor and storage
The iPhone Duo uses the A20 Pro chip with 6-core CPU, 7-core GPU, and dual 16-core Neural Engine, and offers 256GB to 2TB storage options.
## Battery life
The iPhone Duo provides up to 24 hours of typical use, up to 44 hours of video playback on the outer display, and up to 31 hours on the inner display.
## User interface
The iPhone Duo offers a dual-screen interface that allows for side-by-side app views and multitasking without compromising on the user experience.
## Productivity benefits
The iPhone Duo enhances productivity with features like side-by-side app views, improved multitasking, and the ability to use the inner display as a secondary screen.
## Entertainment experience
The iPhone Duo delivers a superior entertainment experience with high-resolution displays, crisp visuals, and the ability to watch movies or play games for extended periods.
## Camera performance
The iPhone Duo's camera system produces beautiful photos in daylight but struggles with low-light conditions, requiring Night Mode for better results.
## Battery and performance
The iPhone Duo's battery life is excellent for typical use but drains faster with intensive activities like gaming on the inner display.
## Real-world usage
After a week of use, the iPhone Duo has become the user's preferred device for both productivity and entertainment tasks.
## Final verdict
The iPhone Duo is the best foldable phone so far, with minor issues that will be addressed in future updates.
## Key takeaway

Apple's iPhone Duo provides a dual-screen display that enhances productivity and entertainment with a 5.4-inch outer and 7.6-inch inner display.