Apple has officially introduced the iPhone 18 Pro, iPhone 18 Pro Max and iPhone Duo as part of its September 2026 iPhone lineup. The iPhone 18 Pro models focus on camera, performance, battery life and Apple Intelligence, while iPhone Duo introduces Apple's first foldable iPhone design.

iPhone 18 Pro vs iPhone 18 Pro Max vs iPhone Duo

A20 Pro: Apple's New 2nm Chip

The iPhone 18 Pro lineup is powered by Apple's A20 Pro chip, built using the latest 2-nanometer process technology. The chip features a 6-core CPU, 7-core GPU and Dual 16-core Neural Engine, with Apple claiming significant improvements in sustained performance and on-device AI processing.

iPhone 18 Pro Variable Aperture Camera

One of the biggest camera upgrades on the iPhone 18 Pro and iPhone 18 Pro Max is the 48MP Fusion Main camera with variable aperture. The system provides greater control over light, depth of field and photographic results, while new Pro controls allow users to manually adjust settings including aperture, shutter speed and white balance.

iPhone Duo: Apple's First Foldable iPhone

iPhone Duo is Apple's first foldable iPhone. It opens into a 7.6-inch inner Super Retina XDR display and uses a 5.4-inch outer display when folded. Both displays support ProMotion and Always-On functionality, while the inner display uses a nano-texture finish designed to reduce glare and reflections.

iPhone Duo Battery Life

iPhone Duo uses a dual-battery architecture. Apple rates it for up to 44 hours of video playback when using the outer display and up to 31 hours when using the inner display. Typical usage is rated at up to 24 hours.

iPhone 18 Pro and iPhone Duo Price in India

The iPhone 18 Pro starts at ₹1,64,900 in India, while the iPhone 18 Pro Max starts at ₹1,79,900. Apple's first foldable iPhone Duo starts at ₹2,99,900 for the 256GB model.

iOS 27 and Apple Intelligence

The new iPhone models run iOS 27 and introduce the next generation of Apple Intelligence features, including Siri AI. The software experience is further adapted for the foldable design on iPhone Duo, allowing the interface and content to respond to different screen configurations.

iPhone 18 Pro and iPhone Duo Availability in India

iPhone 18 Pro and iPhone 18 Pro Max became available for pre-order in India from September 12, 2026, with availability beginning September 18. iPhone Duo pre-orders begin October 16, 2026, with availability beginning October 23.

Overall, the iPhone 18 Pro models are aimed at users who want Apple's highest-end traditional smartphone experience, while iPhone Duo targets buyers looking for a larger foldable display and a new multitasking-focused form factor.