Specifications : 

Weight: 174g
Dimensions: 143.6 x 70.9 x 7.7 mm
OS: iOS 14
Screen size: 5.8-inch
Screen Resolution: 1125x2436
CPU: A11 Bionic
RAM: 3GB*
Storage: 64GB / 256GB
Battery: 2,716mAh*
Rear camera: 12MP+12MP (both OIS)
Front camera: 7MP

Apple iPhone X key features:

Design: It's built tough with a stainless steel frame, strong glass on the front and back, and it can handle water and dust like a champ. You can choose between Space Gray or Silver colors.

Display: The screen is gorgeous - it's a 5.8-inch Super AMOLED display that stretches from edge to edge with vivid colors and sharp details. It's great for watching HDR videos and has this cool feature that adjusts the screen based on the lighting around you.

Operating System: It runs on Apple's iOS 11, which means it's smooth and easy to use.

Performance: Inside, it's got some serious power with a special Apple chip that makes everything run super fast and smooth.

Memory: It's got enough RAM to keep things running smoothly, and you can choose between 64GB or 256GB of storage to keep all your stuff.

Camera: The camera is top-notch with two lenses that work together to take amazing photos, even in low light. Plus, you can play around with cool effects like portrait mode and zoom in without losing any quality.

Video: It can record stunning 4K video at 60 frames per second, so your videos will look like they were shot by a pro.

Selfie Camera: The front-facing camera is great for selfies, with a special mode that blurs the background for a professional look.

Storage: You can choose between 64GB or 256GB of storage to keep all your apps, photos, and videos.

Connectivity: It connects to the internet super fast with 4G LTE, and it has all the other bells and whistles like Wi-Fi, Bluetooth, and GPS.

Battery: The battery lasts a long time, and you can even charge it wirelessly.

Extras: It has some cool extras like face recognition to unlock your phone, stereo speakers for great sound, and a special engine that gives you feedback when you touch the screen.