Analyst: Apple’s First Foldable iPhone Likely to Use Side-Mounted Touch ID, Not In‑Display Sensor

Analyst: Apple’s First Foldable iPhone Likely to Use Side-Mounted Touch ID, Not In‑Display Sensor

0 Comments Maya Thompson

4 Minutes

Apple’s iPhone Fold — no in-display fingerprint, analyst says

Apple’s first foldable iPhone, widely referred to as the iPhone Fold, is expected to launch in late 2026 after years of speculation. Renowned Apple supply-chain analyst Ming-Chi Kuo has pushed back against recent rumors that the device will feature an in-display fingerprint scanner. Instead, Kuo claims Apple will use a side-mounted capacitive Touch ID sensor supplied by Luxshare ICT.

What Kuo reported and the embedded signal

In a post shared on X, Kuo dismissed market chatter about an under-display ultrasonic fingerprint sensor and reiterated his earlier prediction that Apple will opt for a physical side-button Touch ID module. According to the analyst, Luxshare ICT has already been selected as a supplier for the side-mounted sensor.

Product features: what to expect from iPhone Fold

The iPhone Fold is rumored to combine a 7.8-inch internal folding OLED display with a 5.5-inch cover screen. Key expected specifications and features based on current leaks and industry context include:

  • Biometric authentication via side-mounted capacitive Touch ID (not under-display)
  • Large 7.8-inch foldable main screen for tablet-like productivity
  • 5.5-inch external cover screen for quick access and notifications
  • Premium materials and hinge design focused on durability for repeated folds
  • High-end chipset and camera systems comparable to flagship iPhone models

Why side-button Touch ID makes sense

Implementing an under-display fingerprint system on a foldable phone introduces complexity: the iPhone Fold would require biometric sensors for both the main folding panel and the cover display. Apple’s current Touch ID implementations for some iPad models use side-mounted sensors, and a capacitive side button reduces engineering trade-offs tied to flexible OLED layers, folding mechanics, and ultrasonic sensor placement.

Comparison: side-mounted Touch ID vs. in-display sensors

Comparing authentication approaches highlights trade-offs that likely influenced Apple’s decision:

  • Side-mounted Touch ID: reliable, mature, easier to integrate with existing Touch ID branding, lower risk with foldable hinge mechanics.
  • In-display ultrasonic/optical fingerprint: seamless on flat phones, but more complex for dual-screen foldables and potentially costlier to validate across both displays.

Advantages and use cases

Choosing a side-mounted capacitive sensor offers several advantages for real users and enterprise applications:

  • Fast, tactile biometric access when opening or holding the device
  • Better reliability in scenarios where the external display is used while folded
  • Simpler repair and replacement procedures compared with under-display modules

Market relevance and pricing

The iPhone Fold is positioned to shake up the foldable smartphone market by bringing Apple’s ecosystem and iOS experience to a foldable format. However, high production costs and premium positioning may limit adoption: current price rumors point to a $2,000–$2,500 MSRP, which could make the device a niche, early-adopter product rather than a mainstream seller at launch.

Final thoughts

Apple’s decision to use a side-mounted Touch ID module—likely supplied by Luxshare ICT—reflects practical engineering and ecosystem continuity. For consumers and enterprises evaluating foldable devices, the iPhone Fold promises a polished iOS experience and robust biometrics, even if it forgoes the novelty of under-display fingerprint scanners. As with all pre-release information, expect changes until Apple’s official reveal, but current supply-chain insights make the side-button Touch ID a believable, pragmatic choice.

"Hi, I’m Maya — a lifelong tech enthusiast and gadget geek. I love turning complex tech trends into bite-sized reads for everyone to enjoy."

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