Galaxy Z Fold4 • Unlocked vs iPhone 15 Pro • Unlocked

The Samsung Galaxy Z Fold4, released in August 2022, is an Android-based foldable smartphone that offers a unique dual-screen experience. In contrast, the iPhone 15 Pro, launched in September 2023, is a traditional iOS-powered smartphone. The primary distinctions between these two devices lie in their form factor, operating system, and release timeline, catering to different user preferences and usage scenarios.

When considering the long-term usability of these devices, both offer substantial software support, though with differing timelines.

• Software Support: The Galaxy Z Fold4 launched with Android 12L and is eligible for four major Android OS updates, extending its support to Android 16, and five years of security updates, expected to last until August 2027. The iPhone 15 Pro, introduced with iOS 17, typically receives major iOS updates for 5-7 years, with additional security patches, potentially extending its functional lifespan until around 2030 or 2031.
• Physical Durability: The Galaxy Z Fold4 features an IPX8 water resistance rating, meaning it can withstand submersion in water but lacks official dust resistance. Its foldable design, while innovative, can introduce complexities in repairability. The iPhone 15 Pro, on the other hand, boasts an IP68 rating, offering both water and dust resistance, and incorporates a durable titanium frame and Ceramic Shield front cover for enhanced resilience.
• Practical Lifespan: Users prioritizing the longest possible software update cycle may find the iPhone 15 Pro's extended support advantageous. However, the Galaxy Z Fold4's robust update policy for an Android device still ensures several years of current software and security.

The performance of both devices is optimized for their respective operating systems, delivering smooth experiences for various tasks.

• Processing Power: The Galaxy Z Fold4 is equipped with a powerful processor from its release year, paired with 12GB of RAM, enabling efficient multitasking and smooth operation of demanding applications across its large display. The iPhone 15 Pro features a newer, highly advanced processor and 8GB of RAM, known for its exceptional speed in app loading, graphic-intensive gaming, and overall system responsiveness, benefiting from Apple's integrated hardware and software optimization.
• Multitasking and Responsiveness: The Galaxy Z Fold4 excels in multitasking due to its expansive foldable screen, allowing users to run multiple applications simultaneously with ease. The iPhone 15 Pro provides a fluid and responsive user experience, handling everyday tasks and heavy workloads without noticeable slowdowns.
• Battery Behavior: The Galaxy Z Fold4 houses a 4400 mAh battery, designed to power its dual-screen setup. User reports indicate improved battery life compared to its predecessor, often lasting a full day with moderate use. The iPhone 15 Pro, with a 3274 mAh battery, is generally reported to offer all-day battery life for most users, though very heavy usage might necessitate a charge before the day ends.

The display technologies and form factors of these devices offer distinct visual experiences.

• Display Technology and Size: The Galaxy Z Fold4 features a 7.6-inch Foldable Dynamic AMOLED 2X main display with a resolution of 2176 x 1812 pixels, offering a pixel density of approximately 373 ppi. When folded, it utilizes a 6.2-inch Dynamic AMOLED 2X cover display with a resolution of 2316 x 904 pixels. The iPhone 15 Pro comes with a 6.1-inch Super Retina XDR OLED display, providing a resolution of 2556 x 1179 pixels and a pixel density of 460 ppi.
• Refresh Rate and Brightness: Both devices feature adaptive refresh rates up to 120Hz, ensuring smooth scrolling and fluid animations. The Z Fold4's main display can reach a peak brightness of 1300 nits, while the iPhone 15 Pro's display can achieve up to 2000 nits peak brightness in outdoor conditions, offering excellent visibility in bright environments.
• Viewing Experience: The Galaxy Z Fold4 provides a unique tablet-like experience when unfolded, ideal for immersive media consumption, reading, and extensive multitasking. The iPhone 15 Pro delivers a vibrant and clear viewing experience in a more traditional, compact form factor, suitable for everyday use and content viewing.

Both smartphones offer advanced camera systems designed to capture high-quality photos and videos, though with different strengths.

• Rear Camera Systems: The Galaxy Z Fold4 features a triple rear camera setup, including a 50MP main sensor, a 12MP ultrawide lens, and a 10MP telephoto lens with 3x optical zoom. It is noted for improved low-light performance and detailed image capture. The iPhone 15 Pro also sports a versatile triple rear camera system, comprising a 48MP main sensor, a 12MP ultrawide lens, and a 12MP telephoto lens with 3x optical zoom. It is recognized for its advanced computational photography and strong video recording capabilities.
• Front-Facing Cameras: The Z Fold4 includes a 10MP camera on its cover display and a 4MP under-display camera on the main foldable screen, with the latter being more suited for video calls due to its lower resolution. The iPhone 15 Pro features a high-quality front camera, excelling in selfies and video calls.
• Video Recording: Both devices are capable of recording high-resolution video, including 4K, offering users flexibility for capturing various moments.