
The iPhone X was a game-changer in the world of smartphones. It was announced on September 12, 2017, at an Apple event in Cupertino, California.
The iPhone X was a flagship device that marked the 10th anniversary of the iPhone. It was a significant departure from previous iPhone designs, with a stainless steel frame and a 5.8-inch OLED display.
One of the standout features of the iPhone X was its facial recognition technology, Face ID. It replaced the traditional home button and fingerprint sensor, providing a more secure and convenient way to unlock the phone.
The iPhone X was a pricey device, with a starting price of $999 for the base model. However, it was a premium product that offered a range of advanced features and a sleek design.
Hardware and Display
The iPhone X has a 5.85 inch OLED color-accurate screen that supports DCI-P3 wide color gamut, sRGB, and high dynamic range, and has a contrast ratio of 1,000,000:1.
The Super Retina display uses ambient light sensors to adapt the display's white balance to the surrounding ambient light, thanks to True Tone technology.
The iPhone X doubles the touch sampling rate of previous models, from 60 Hz to 120 Hz.
However, it doesn't feature the variable 10–120 Hz ProMotion technology used in the displays of the second-generation iPad Pro released the same year.
The OLED screen technology has a known negative trend of "burn-in" effects, in which particular elements consistently on the screen for long periods of time leave a faint trace even after new images appear.
The iPhone X has been engineered to avoid the over-saturation of colors that using OLED panels typically results in, with color adjustments and subpixel-level refinements for crisp lines and round corners.
The screen repairs of the iPhone X cost US$279, while other damage repairs cost US$549.
The iPhone X has a glass casing which Apple claims is "the most durable ever in a smartphone", and the entire body is made from stainless steel.
It comes in two colors, Silver and Space Grey.
A fresh viewpoint: Iphone X Colors
Chipsets

The iPhone X features Apple's A11 Bionic SoC, which is also used in the iPhone 8 and 8 Plus.
This six-core processor is a significant upgrade, with two cores optimized for performance that are 25% faster than the A10 Fusion processor.
The A11 Bionic SoC also includes four cores optimized for efficiency, which are 70% faster than the previous generation.
The iPhone X has the first Apple-designed graphics processing unit, which powers its graphics capabilities.
Related reading: Iphone 8 plus vs Iphone X
Biometric Authentication
Face ID replaces the Touch ID authentication system, using facial recognition technology to unlock your iPhone X.
The facial recognition sensor consists of two parts: a dot project module that projects over 30,000 infrared dots onto your face, and an infrared camera module that reads the pattern.
The pattern is sent to the Secure Enclave in the A11 Bionic chip to confirm a match with your face, ensuring your phone remains secure.
By default, Face ID will not work with eyes closed, a feature designed to prevent unauthorized access, but this requirement can be disabled in settings.
Face ID has been tested on identical twins, with inconsistent results, sometimes successfully separating the two, while other times failing to distinguish between them.
Check this out: Iphone X and Face Id
Cameras
The iPhone X has two cameras on the rear, with one being a 12-megapixel wide-angle camera that supports face detection, high dynamic range, and optical image stabilization.
The wide-angle camera can capture 4K video at 24, 30, or 60 frames per second, or 1080p video at 30, 60, 120, or 240 frames per second.
A secondary telephoto lens features 2× optical zoom and 10× digital zoom with an aperture of f/2.4 and optical image stabilization.
The iPhone X's cameras also have a quad-LED True Tone flash with 2× better light uniformity.
Still photos with 6.5 megapixels can be captured during video recording.
A 7-megapixel True Depth camera is located on the front of the phone, with an f/2.2 aperture and face detection and HDR capabilities.
The front camera can capture 1080p video at 30 frames per second, 720p video at 240 frames per second, and is the only place where Animoji can be used.
One notable criticism of the iPhone X's cameras is that they record video with monaural audio, which is only one audio channel.
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Additional Features
The iPhone X is packed with impressive features that take your mobile experience to the next level.
One of the standout features is the TrueDepth camera system, which allows for advanced facial recognition and enables features like Animoji and Portrait mode.
This camera system also enables Face ID, a secure biometric authentication method that replaces the traditional Touch ID home button.
The iPhone X also features wireless charging, which means you can simply place your phone on a Qi-compatible charging pad to top up your battery.
With its sleek and durable design, the iPhone X is built to last, featuring a stainless steel frame and toughened glass on both the front and back.
The phone's sleek design also makes it water-resistant, with a rating of IP67, which means it can withstand being submerged in water up to 1 meter for 30 minutes.
The iPhone X is powered by Apple's A11 Bionic chip, which provides a significant boost in performance and efficiency compared to previous models.
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Software
The iPhone X shipped with iOS 11 and supports iOS 12, iOS 13, iOS 14, iOS 15, and iOS 16, but not iOS 17 and higher due to hardware limitations.
Developers had to update their apps to make full use of the iPhone X's additional screen real estate, which includes rounded corners, a sensor notch at the top of the screen, and an indicator area at the bottom for accessing the home screen.
To navigate the iPhone X, users can tap the display or use the side button to wake up the device, swipe up from the bottom of the display to access the home screen, and swipe up similarly to access the multitasking window.
The iPhone X's operating system is iOS, which provides a seamless and integrated experience with access to millions of apps on the App Store.
The iPhone X does not support iOS 17 and higher, but the 7th-generation iPad, which contains the same amount of RAM as the iPhone X, supports iOS 18.5 as of May 2025, making Apple's claim about outdated hardware questionable.
The iPhone X's screen repairs can be very expensive, with a cost of US$279 for screen repairs due to user damage, and other repairs like replacing iPhone X batteries are even more expensive.
A fresh viewpoint: Can Iphone X Get Ios 17
Reviews and Guides
The iPhone X is a beast of a phone, and for good reason. It features a 5.65-inch OLED display, which is one of the largest and most vibrant screens on the market.
One of the standout features of the iPhone X is its facial recognition technology, Face ID. This technology uses a combination of cameras and sensors to unlock your phone with just a glance.
The iPhone X also has a dual-camera setup, with a 12-megapixel telephoto lens and a 12-megapixel wide-angle lens. This allows for some amazing photography capabilities, including Portrait mode and optical zoom.
The iPhone X is powered by Apple's A11 Bionic chip, which provides a significant boost in performance and efficiency. This chip is so powerful that it can handle even the most demanding tasks with ease.
The iPhone X has a sleek and durable design, with a stainless steel frame and a glass back. This design is not only visually stunning but also provides excellent protection against scratches and drops.
The phone also has a long-lasting battery, with up to 21 hours of talk time and up to 12 hours of internet use. This means you can use your iPhone X all day without needing to recharge.
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