iPhone 11 Pro Max • Unlocked vs iPhone 14 Pro Max • Locked AT&T

The age difference between these two devices is a primary factor in their expected lifespan and ongoing support.

• Release Timeline: The iPhone 11 Pro Max debuted in September 2019, making it a considerably older device compared to the iPhone 14 Pro Max, which was released in September 2022. This three-year gap directly impacts their software longevity.
• OS Support Duration: The iPhone 11 Pro Max shipped with iOS 13 and is upgradeable to iOS 17.2, indicating its major software update cycle is nearing its end. In contrast, the iPhone 14 Pro Max launched with iOS 16 and is expected to receive several more years of updates, including iOS 17, iOS 18, and iOS 26, offering a longer period of access to new features and security enhancements.
• Repairability: The iPhone 11 Pro Max received a repairability score of 6 out of 10 from iFixit, with critical display and battery repairs being prioritized in its design. While specific repairability scores for the iPhone 14 Pro Max are not as widely detailed, Apple's general approach to repairability has seen some improvements in newer models, though many components remain registered to the motherboard, potentially limiting third-party repairs.

The performance capabilities of these two devices show a notable generational leap, impacting how they handle demanding tasks and everyday usage.

• Processor Capabilities: The iPhone 11 Pro Max, with its older generation processor, handles everyday tasks, multitasking, and most applications smoothly. However, the iPhone 14 Pro Max features a significantly more advanced processor, providing a substantial boost in speed and efficiency. This translates to faster app loading, smoother transitions, and more capable handling of graphically intensive games and professional applications.
• Battery Behavior: The iPhone 11 Pro Max was noted for its strong battery life at its release, with users reporting it could last a full day of heavy use, and some tests showing nearly 12 hours of web surfing. The iPhone 14 Pro Max, despite having a slightly smaller battery capacity than its predecessor, offers even longer battery life due to its more efficient processor and display technology, with some tests indicating over 13 hours of web surfing. Users can expect the iPhone 14 Pro Max to comfortably last through a full day, even with intensive use.
• Storage Options: Both models offer a range of internal storage options. The iPhone 11 Pro Max was available in 64GB, 256GB, and 512GB configurations. The iPhone 14 Pro Max provides more generous options, starting at 128GB and extending up to 1TB, catering to users with larger storage needs for photos, videos, and applications.

The display experience on these two devices showcases advancements in visual technology over time.

• Display Technology and Size: Both devices feature OLED displays, offering deep blacks and vibrant colors. The iPhone 11 Pro Max has a 6.5-inch Super Retina XDR OLED display with a resolution of 2688 x 1242 pixels. The iPhone 14 Pro Max features a slightly larger 6.7-inch Super Retina XDR OLED display with a resolution of 2796 x 1290 pixels.
• Brightness and Clarity: The iPhone 11 Pro Max offers a typical maximum brightness of 800 nits, with a peak HDR brightness of 1200 nits. The iPhone 14 Pro Max significantly improves upon this, offering a typical maximum brightness of 1000 nits, a peak HDR brightness of 1600 nits, and an impressive 2000 nits peak brightness for outdoor use, enhancing visibility in bright conditions.
• Refresh Rate and Features: The iPhone 11 Pro Max has a standard 60Hz refresh rate. The iPhone 14 Pro Max introduces ProMotion technology, offering an adaptive refresh rate up to 120Hz, which results in smoother scrolling and more fluid animations. Additionally, the iPhone 14 Pro Max features an Always-On display and the Dynamic Island, a new interface element that replaces the traditional notch and provides interactive alerts and activities.

The camera systems on both devices offer capable photography and videography, with the newer model introducing substantial upgrades.

• Camera System Capabilities: The iPhone 11 Pro Max features a triple 12MP camera system, including wide, ultra-wide, and telephoto lenses, with 2x optical zoom in and out. The iPhone 14 Pro Max also has a triple-camera setup, but it significantly upgrades the main sensor to 48MP, alongside 12MP ultra-wide and telephoto lenses, offering 3x optical zoom in and 2x optical zoom out, for a 6x optical zoom range.
• Photography Performance: The iPhone 11 Pro Max introduced Night Mode, greatly improving low-light photography. The iPhone 14 Pro Max, with its larger main sensor and Photonic Engine, delivers enhanced low-light performance, better detail, and improved image quality across all lenses, especially in challenging lighting conditions. The 14 Pro Max also supports Apple ProRAW for more detailed image capture.
• Video Recording Quality: Both devices are capable of 4K video recording at up to 60 frames per second. The iPhone 14 Pro Max further enhances video capabilities with features like Action Mode for smoother handheld footage and Cinematic Mode, which allows for depth-of-field effects in videos, and ProRes video recording for professional workflows. The front-facing camera on the 14 Pro Max also gains autofocus.

Beyond core features, several practical elements differentiate these two iPhone models.

• Connectivity Options: The iPhone 11 Pro Max supports Wi-Fi 6 and Bluetooth 5.0, and is a 4G-LTE device. The iPhone 14 Pro Max offers more advanced connectivity, including Wi-Fi 6E and Bluetooth 5.3, and importantly, supports 5G networks, providing faster cellular data speeds where available.
• Port Types: Both devices utilize the Lightning port for charging and data transfer.
• Useful Sensors and Features: Both include Face ID for secure authentication. The iPhone 14 Pro Max introduces additional safety features such as Crash Detection and Emergency SOS via Satellite, which can connect to emergency services when outside of cellular and Wi-Fi range.
• Weight and Dimensions: The iPhone 11 Pro Max measures 158.0 x 77.8 x 8.1 mm and weighs 226 grams. The iPhone 14 Pro Max is slightly larger and heavier at 160.7 x 77.6 x 7.9 mm and 240 grams. These differences can impact handling and pocketability for some users.
• Build Materials: Both models feature a glass front and back with a stainless steel frame, contributing to their premium feel and durability. The iPhone 14 Pro Max further enhances durability with Ceramic Shield front cover.