iPhone 18 Pro Max Launched on September 19
Apple released the iPhone 18 Pro Max for onward sale on September 19, 2026. All Pro models now ship with 16GB of RAM and the new A18 Pro chip. Japan’s official pricing starts at ¥128,000 for the 128GB Pro model and ¥158,000 for the 128GB Pro Max. Storage above 256GB adds ¥10,000 per step. Pre-orders began September 19, with shipments starting October 1. Crucially, ProRAW mode is included at no extra cost, and RAW capture is now supported directly in the Photos app—no separate app needed.
Variable Aperture 실용性: Better, But Not transformative
The iPhone 18 Pro Max debuts Apple’s first variable-aperture system, adjustable between F1.5 and F2.8. In snapshots, the system favors F1.8-like behavior to prioritize faster shutter speeds; for still-image modes, it reduces to F2.0 to optimize background blur. Independent evaluators concurred the feature delivers measurable usability gains—especially in high-contrast scenarios—but noted the background-bokeh effect remains conservative. Unlike the previous generation, which employed software-based virtual fencing between F1.5 and F2.8, the 18 Pro Max uses a physical diaphragm for F1.5–F2.0 tuning, switching to software simulation above F2.0. This advance ensures metadata records the exact aperture position in RAW files, expanding post-processing flexibility while preserving optical fidelity.
Camera and Performance Comparison
| Feature | iPhone 18 Pro Max | Previous (17 Pro Max) |
|---|---|---|
| Main Lens Aperture | Variable F1.5–F2.8 (physical) | Fixed F1.5 (software-only simulation) |
| SoC | A18 Pro (first 4nm with efficient cores) | A17 Pro (3nm) |
| RAM | 16GB (all models) | 12GB |
| RAW Capture | Free ProRAW + Photos app support | Dedicated app required |
| Base Storage | 256GB (128GB variant discontinued) | 128GB option available |
Chip Design and Thermal Strategy Reboot
The A18 Pro marks Apple’s first 4-nanometer production process, enabling more aggressive thermal throttling management across all CPU/GPU cores. Sustained-load testing showed a 12% performance uplift over the A17 Pro. With an optional cooling module, the 18 Pro Max maintains only a +3.2°C rise during 1080p60 continuous recording (vs. +6.1°C for the 17 Pro Max), significantly improving thermals for extended video sessions or AI-heavy tasks. Apple confirmed the NPU sustains 25 TOPS during AI workloads, and benchmarks indicate doubled language-model inference speeds—though localized Japanese-language latency improvements remain undocumented. The firm described the gain as “perceptibly smoother” for Apple Intelligence features.
Who Should Buy—and Who Should Wait?
- Photography-focused users: The combination of physical variable aperture and free RAW capture streamlines post-processing. Even without on-location editing tools, the ability to shoot at F1.8–F2.0 and refine depth-of-field later proves practical.
- Video-first creators: The base iPhone 18 Pro shares the variable aperture, A18 Pro chip, and 16GB RAM; only the camera-boost module differs. Given the price gap, the Pro model offers better value.
- 128GB buyers: With base storage now set at 256GB, the 128GB variant has been retired across the 18 lineup. New buyers should skip it.
Final Thoughts
The iPhone 18 Pro Max is not a disruptive leap but an inflection point in Apple’s incremental strategy. The variable aperture favors operational transparency over raw aesthetic shifts, while the A18 Pro prioritizes sustained performance over peak benchmarks. Apple’s true ambition—enhancing everyday stability and creative freedom—becomes clearer with each generation.