What are the advantages of the iPhone 15 Pro Max's display over the S23 Ultra

Display Quality

Super Retina XDR vs. Dynamic AMOLED
The iPhone 15 Pro Max features a Super Retina XDR display, which is an OLED panel with a resolution of 2796 x 1290 pixels and a pixel density of 460 PPI. This display supports HDR10 and Dolby Vision, providing vibrant colors and deep contrasts. In contrast, the Galaxy S23 Ultra uses a Dynamic AMOLED 2X display, which, while also high-quality, does not match the peak brightness levels of the iPhone 15 Pro Max[1][3].

Brightness Levels
The iPhone 15 Pro Max can achieve a peak brightness of 2000 nits outdoors, making it exceptionally readable in bright sunlight. This is significantly higher than the S23 Ultra's maximum brightness, which, while impressive, does not reach the same outdoor performance level[1][4]. The iPhone's ability to maintain clarity in various lighting conditions enhances usability for outdoor activities.

Refresh Rate and Responsiveness

ProMotion Technology
The iPhone 15 Pro Max incorporates ProMotion technology, allowing for adaptive refresh rates up to 120 Hz. This feature not only provides smoother scrolling and animations but also conserves battery life by adjusting the refresh rate based on content needs. The Galaxy S23 Ultra also supports a 120 Hz refresh rate, but it lacks the same level of adaptability seen in Apple's implementation[2][3].

Color Accuracy and Contrast

Color Gamut and Contrast Ratio
Apple’s display supports a 100% P3 color gamut with a contrast ratio of 2,000,000:1, which ensures more accurate color reproduction across various media types. This contrasts with the S23 Ultra, which has excellent color performance but may not achieve the same level of accuracy in all scenarios[1][4]. The True Tone feature on the iPhone adjusts color temperature based on ambient light, further enhancing viewing comfort.

Usability Features

Always-On Display and Dynamic Island
The iPhone 15 Pro Max includes an Always-On display, which allows users to see important information without fully waking the device. Additionally, its Dynamic Island feature integrates notifications and activities seamlessly into the display, providing an interactive experience that enhances usability[2][3].

In summary, while both devices offer high-quality displays, the iPhone 15 Pro Max stands out with its superior brightness capabilities, advanced adaptive refresh rate technology, exceptional color accuracy, and innovative usability features. These enhancements make it particularly appealing for users who prioritize display performance in their smartphone experience.