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Apple iOS 27 Released Oct 2026

Apple iPhone Duo

8.3 / 10
Cellphones.ca Score
Based on 23 critic reviews

Where to buy

Checked Oct 29
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iOS 27 Operating system
7.6" Screen size
48MP f/1.6 Main camera
A20 Pro Hexa-core Processor
256/512 GB, 1/2 TB Storage
4,883 mAh Battery
By category

Key specs

What critics say

Critic consensus

Score
23 reviews
weighted by credibility
Ars Technica
Ars Technica

“Its hardware and software are cleverly designed. It mostly solves the visible-seam problem that most Android foldables come with. An updated version of the Duo with Face ID support would be just about the best possible version of this form factor, given the limits of battery technology and physics. But for me personally—and for many happy iPhone users—it requires too many compromises to enable features I don’t want badly enough.”

PC Magazine
PC Magazine
9

“The iPhone Duo is an extraordinary leap forward for Apple, even if its specialized design isn't for everyone. Foldables have always targeted productivity power users and media enthusiasts who thrive on multitasking and a large-screen canvas—areas where the Duo excels without compromise. It might be thicker and heavier than standard iPhones, but it repays that density with two phenomenal displays, class-leading battery life, top-tier performance, and a genuinely fresh iOS experience. While abandoning nine years of Face ID muscle memory for a finicky Touch ID button takes some getting used to, it hardly derails an otherwise top-tier experience. For iPhone fans eager to transform how they work and consume media, the iPhone Duo easily earns our Editors' Choice award.”

Tech Advisor
Tech Advisor
8

“Whether it's right for you depends on how much you'll use the inner display. Photography fans, and anyone who simply wants more room for Netflix, will get more for less from the iPhone 18 Pro Max. But if that 7.6-inch screen would become your go-to for long reads, emails and working across two apps at once, the Duo is a remarkable first attempt, and one that continues to win me over the longer I use it.”

“iPhone Duo is the best foldable money can buy, but that doesn’t mean it’s the best smartphone for most people. Its breathtaking 7.6-inch Super Retina XDR display, impressive laptop-like performance, all-day battery life, and carefully considered tweaks to iOS 27 transform this iPhone into a pocket-sized iPad at a moment's notice.”

Third-party data

Testing & benchmarks

AnTuTu v11 · Performance
3,061,434
iFixit · Repairability
5/10
Performance in context · AnTuTu v11
Apple iPhone Duo
3.06M
3.06M
Video reviews

Watch before you decide

Reviews
iPhone Duo Review – “Apple Knows Best”
Dave2D
Cancel Your Pre-Order… iPhone Duo Teardown
Phone Repair Guru
Is the iPhone Duo okay?
TechLinked
iPhone Duo Teardown – APPLE SHOULD APOLOGIZE
JerryRigEverything
iPhone Duo Review: First Generation Fun!
Marques Brownlee
iPhone Duo Drop Test!
PhoneBuff
iPhone Duo Review – More Phone, More Problems?
Mrwhosetheboss
iPhone Duo Review: The Folding Phone Gets Its “iPhone Moment”
MrMobile [Michael Fisher]
A tiny hinge part may be behind iPhone Duo screen failures
CNBC Television
iPhone Duo Review: Folding Has a Price
HTX Studio
Comparisons
EXPERIMENT: iPhone Duo vs Xiaomi 18 Fold vs Z Fold 8 and Big Pepsi, Fanta, Coca Cola & Mentos
Toys King
Z Fold 8 vs iPhone Duo: Don’t Buy the Wrong Fold!
Matthew Moniz
iPhone Duo VS iPhone 18 Pro: Which One Should You Actually Buy?
UrAvgConsumer
iPhone Duo vs 18 Pro Max – ULTIMATE Comparison!
Max Tech
Camera tests
iPhone Duo – Real Day in the Life Review (Battery + Camera Test)
Saif Ashraf
Battery tests
iPhone Duo Battery TESTED: Can It Beat Samsung and 18 Pro Max?
Tom’s Guide
Common questions

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Community

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