iPhone 15 • Unlocked vs iPhone 15 • Locked AT&T

The iPhone 15, launched in September 2023, is built with durability in mind and benefits from Apple's consistent software support, ensuring a practical lifespan for users.

• Software Longevity: The iPhone 15 launched with iOS 17 and is compatible with iOS 18 and iOS 26, indicating several years of ongoing software updates and security patches. This extended support helps maintain the device's functionality and security over time.
• Physical Durability: The device features a Ceramic Shield front cover, which offers enhanced protection against drops and scratches. It also boasts an IP68 rating for water and dust resistance, allowing it to withstand immersion in up to 6 meters of water for up to 30 minutes. User tests suggest the aluminum-bodied iPhone 15 performs well in durability assessments.
• Expected Lifespan: Batteries in iPhone 15 models are designed to retain 80% of their original capacity after 1000 complete charge cycles under ideal conditions, contributing to a longer usable life. The consistent hardware and software across all iPhone 15 units, including those from specific carriers, means the expected practical lifespan is uniform.

The iPhone 15 delivers robust performance for everyday tasks and demanding applications, with its capabilities being consistent across all units, including those associated with specific carriers.

• Processing Power: The device is equipped with a current-generation processor featuring a 6-core CPU, a 5-core GPU, and a 16-core Neural Engine. This configuration allows for smooth multitasking, quick app loading, and efficient handling of graphics-intensive games and applications.
• Memory and Storage: The iPhone 15 comes with 6GB of RAM and is available in storage options of 128GB, 256GB, and 512GB, providing ample space for apps, photos, and videos. The internal storage is not expandable.
• Battery Behavior: The iPhone 15 features a 3349 mAh battery, offering up to 20 hours of video playback. In real-world testing, it has shown to last around 11 hours of active use, providing sufficient power for a full day for many users. The device supports fast charging, reaching up to 50% charge in about 30 minutes with a 20W adapter.

The display on the iPhone 15 offers a vibrant and clear viewing experience, with identical specifications for all models, regardless of carrier.

• Display Technology: The iPhone 15 features a 6.1-inch Super Retina XDR OLED display. This technology provides deep blacks, high contrast (2,000,000:1 typical), and vibrant colors, enhancing the visual experience for various content.
• Resolution and Brightness: The screen has a resolution of 2556 by 1179 pixels at 460 pixels per inch (ppi), ensuring sharp and detailed visuals. It offers a typical brightness of 1000 nits, a peak HDR brightness of 1600 nits, and a peak outdoor brightness of up to 2000 nits, making it highly visible even in bright sunlight.
• Features and Smoothness: A notable addition is the Dynamic Island, which provides interactive alerts and Live Activities. The display operates at a 60Hz refresh rate, which provides a smooth experience for most daily interactions, though some users coming from higher refresh rate displays might notice a difference.

The camera system on the iPhone 15 is designed for versatile photography and videography, with its capabilities being consistent across all units, including those from specific carriers.

• Main Camera System: The iPhone 15 features an advanced dual-camera system on the rear, comprising a 48MP main camera with an f/1.6 aperture and sensor-shift optical image stabilization, alongside a 12MP ultrawide camera with a 120-degree field of view. The 48MP main sensor also enables a 2x telephoto option through a sensor crop, providing optical-quality zoom.
• Photography Features: The camera system includes features like Photonic Engine, Deep Fusion, Smart HDR 5, and Night mode, which work together to produce detailed and well-exposed photos in various lighting conditions. It supports next-generation portraits with Focus and Depth Control, allowing for adjustments after the photo is taken.
• Video and Front Camera: The device can record 4K video at up to 60 frames per second (fps) with Dolby Vision HDR. The 12MP TrueDepth front camera, with an f/1.9 aperture, also supports 4K video recording and features like Cinematic mode and Smart HDR 5 for high-quality selfies and video calls.

Beyond core performance, the iPhone 15 includes several practical features and design elements that are standard across all versions, including those associated with specific carriers.

• Connectivity and Ports: The iPhone 15 supports 5G cellular connectivity, Wi-Fi 6, and Bluetooth 5.3 for robust wireless connections. It features a USB-C port for charging and data transfer, marking a transition from the previous Lightning connector. However, the USB-C port on the iPhone 15 operates at USB 2.0 speeds (up to 480Mbps).
• Security and Sensors: For biometric security, the iPhone 15 relies on Face ID. It also includes a second-generation Ultra Wideband chip for enhanced spatial awareness and features like Precision Finding for compatible devices. Other sensors include an accelerometer, gyroscope, proximity sensor, compass, and barometer.
• Design and Handling: The device measures 147.6 mm in height, 71.6 mm in width, and 7.8 mm in depth, weighing 171 grams. It features an aluminum design with a Ceramic Shield front and a color-infused glass back, offering a comfortable feel in hand. These physical attributes are identical for all iPhone 15 models.