iPhone 5S

iPhone 5S. The iPhone 5S is a smartphone designed and marketed by Apple Inc. It was announced on September 10, 2013, alongside the iPhone 5C, and released on September 20, 2013. The device introduced several groundbreaking features, including the first 64-bit processor in a smartphone and a fingerprint identity sensor, setting new standards for mobile security and performance.

Design and hardware

The iPhone 5S retained the sleek anodized aluminum unibody design and 4-inch Retina Display pioneered by its predecessor, the iPhone 5, but introduced a new champagne gold finish alongside space gray and silver. Its most significant internal advancement was the introduction of the Apple A7 system-on-chip, the world's first 64-bit processor in a smartphone, which offered dramatically improved performance over the Apple A6 in the previous generation. This was complemented by the Apple M7 motion coprocessor, a dedicated chip for tracking motion data from the accelerometer, gyroscope, and compass to enable more efficient fitness tracking. The device also featured an improved 8-megapixel iSight camera with a larger sensor and a dual-LED True Tone flash designed to produce more accurate skin tones. The iconic Home button was re-engineered to incorporate a Touch ID fingerprint recognition sensor, a capacitive steel ring that could read fingerprints at any orientation.

Software and features

The iPhone 5S launched with iOS 7, a major visual and functional overhaul of Apple's mobile operating system under the direction of Jony Ive and Craig Federighi, introducing a flatter design language and features like Control Center and AirDrop. The Touch ID sensor was deeply integrated, allowing users to unlock their device and authorize purchases from the iTunes Store, App Store, and iBooks Store with a fingerprint. The Apple A7's 64-bit architecture future-proofed the device for more complex applications and games, a capability leveraged by titles like Infinity Blade III. The Apple M7 coprocessor enabled efficient, always-on motion tracking for health apps, laying groundwork for later initiatives like Apple HealthKit and the Apple Watch. Camera software enhancements included burst mode, a slo-mo video capability at 120 frames per second, and automatic image stabilization.

Reception and sales

Upon its release, the iPhone 5S received widespread critical acclaim, with reviewers from The Verge, CNET, and Engadget praising its performance, Touch ID implementation, and camera improvements. The device was noted for its "desktop-class" architecture by Ars Technica and faced intense consumer demand, leading to initial supply shortages. It significantly outsold its colorful plastic sibling, the iPhone 5C, and helped Apple Inc. post record quarterly earnings, particularly during the 2013 holiday season. Sales were strong in key markets like the United States, China, and Japan, contributing to over 150 million units sold of the iPhone 5/5S form factor overall. The launch weekend sales of nine million units set a new record for Apple, demonstrating the enduring appeal of the iPhone brand.

Models and variants

The iPhone 5S was offered in three anodized aluminum finishes: space gray, silver, and a new champagne gold. It was available in three storage capacities: 16, 32, and 64 GB, with no option for storage expansion via microSD. Multiple model numbers were released to support different LTE and wireless bands for various carriers and regions worldwide, including distinct models for North America, Europe, and Asia. As with previous iPhones, it was sold locked to carriers like AT&T, Verizon, and Sprint in the U.S., as well as through Apple Retail Stores and authorized resellers. A special "Edition" model was not released, unlike later phones such as the Apple Watch Edition.

Legacy and impact

The iPhone 5S is considered a landmark device for popularizing fingerprint security in consumer electronics and proving the viability of 64-bit computing in mobile devices, forcing competitors like Qualcomm and Samsung to accelerate their own 64-bit chip development. Its Touch ID technology became a staple of Apple products for years, integrated into subsequent iPhones, iPad Air 2, and MacBook Pro models. The efficient Apple M7 coprocessor established a template for dedicated motion processing that continued in later chips like the Apple M8 and beyond, fueling the mobile health and fitness app ecosystem. The device's longevity was notable, as it remained on sale as an entry-level option for years and received software support up to iOS 12, released in 2018. Its design language and core innovations directly influenced the development of the iPhone SE (1st generation) and cemented the iPhone's reputation for blending hardware and software seamlessly.

Category:IPhones Category:Products introduced in 2013