iPhone Duo vs Any Phone.
Compare before you switch.
See how Apple's foldable iPhone stacks up against Samsung Galaxy Z Fold, Google Pixel Fold, OnePlus, OPPO, HUAWEI and recent iPhones. Explore screen size, weight, thickness and more — with direct manufacturer sources, not invented specs.
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Choose the phone you own or are considering. iPhone Duo is selected by default.
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Compare the right trade-offs
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Published specifications may vary by region, model configuration and measurement method. “Not yet verified” means we intentionally withheld a number rather than guessing. Prices, camera quality and real-world battery endurance cannot be fairly ranked without regional or independent test data.
Already leaning toward iPhone Duo?
Duo Case Co specializes in cases and accessories for Apple's foldable iPhone. After choosing the phone, explore a few protective styles that match how you use it. These accessories are for iPhone Duo only — not the competing devices in this tool.
iPhone Duo comparisons: what actually matters?
iPhone Duo vs Galaxy Z Fold
Start with unfolded display area, outer-screen practicality, thickness, weight, operating system and regional availability. A larger inner display does not automatically mean better everyday portability.
iPhone Duo vs iPhone 18 Pro Max
Both belong to Apple's ecosystem, but the Duo folds into a compact format and opens into a larger workspace. Compare camera needs and regular-phone ergonomics before assuming foldable is always better.
iPhone Duo vs Pixel Pro Fold
Compare Google's Android and AI ecosystem with Apple's iOS 27, as well as inner-screen and cover-screen dimensions, hinge bulk and long-term software preferences.
iPhone Duo vs OnePlus, OPPO & HUAWEI
Examine regional model support, charging, multitasking, hardware availability and warranty in your country. Manufacturer specifications are linked directly for audited entries.
Frequently asked questions
Is the iPhone Duo bigger than the Galaxy Z Fold or Pixel Fold?
The iPhone Duo has a 7.6-inch inner screen and a 5.4-inch outer screen. Foldable competitors vary by generation: for example, Google lists an 8-inch inner display on Pixel 10 Pro Fold. Compare inner-screen size separately from the folded footprint.
Does a larger screen mean better multitasking?
Not necessarily. Software windowing, app compatibility, aspect ratio, hinge orientation and your workflows matter alongside diagonal size.
Are these phone specifications official?
Numerical specifications appear only where our dataset records a manufacturer source. Models without sufficient sourced information remain searchable, but unknown values are labeled rather than invented. Manufacturer specifications can differ by region and configuration.
Can I use a Galaxy Z Fold case on an iPhone Duo?
No. Cases are designed for different dimensions, cameras, buttons and hinge systems. Choose accessories explicitly listed as compatible with your model.
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Sources & editorial methodology
Manufacturer specification links are attached to the applicable phones in the interactive results. Sample primary sources: Apple iPhone Duo, Apple iPhone 18 Pro, Google Pixel 10 Pro Fold, OnePlus Open, OPPO Find N5, and HUAWEI Mate X6. We distinguish sourced specs from missing values and never infer camera or battery performance from spec sheets. Last editorial review: October 15, 2026.