The level of water resistance that the device has. Higher ratings offer better protection.

How much the device weighs. Lighter devices are generally more comfortable to hold.

The thickness of the device. Thinner devices are easier to carry in pockets.

The width of the device, affecting grip and one-handed use.

The height of the device, determining overall size.

The total volume of the device in cubic centimeters.

IP rating indicates protection against dust and water. Higher is better (e.g., IP68).

Built to withstand harsh conditions, drops, and impacts.

The minimum temperature at which the device can operate.

The maximum temperature at which the device can safely operate.

Device has a foldable design for compact carrying.

Includes a physical keyboard for typing.

The diagonal measurement of the display. Larger screens are better for media.

Number of pixels on the screen. Higher resolution means sharper images.

Pixels per inch. Higher PPI means sharper, clearer display.

Type of display (OLED, AMOLED, LCD, IPS). OLED offers better contrast.

How many times per second the screen refreshes. Higher is smoother (60Hz, 90Hz, 120Hz).

High Dynamic Range for better brightness and color range.

Maximum brightness in nits. Higher is better for outdoor visibility.

Shows time and notifications even when screen is off.

Scratch-resistant glass protection for the display.

How often the touchscreen registers touches per second. Higher is more responsive.

The main chip that powers the device. Better processors handle tasks faster.

Number of processing cores. More cores handle multitasking better.

Graphics processor for gaming and video. Better GPU means better graphics.

Memory for running apps. More RAM means better multitasking.

Built-in storage space for apps, photos, and files.

Ability to add more storage via microSD card.

Overall performance score. Higher scores indicate better performance.

Heat dissipation technology (vapor chamber, liquid cooling, etc.).

Resolution of the main back camera. Higher MP captures more detail.

Multiple cameras offer different features (wide, ultra-wide, telephoto, macro).

Captures wider scenes, great for landscapes and group photos.

Optical zoom for distant subjects without quality loss.

Reduces blur from hand shake for sharper photos and videos.

Enhanced low-light photography for better night shots.

Maximum video quality (1080p, 4K, 8K). Higher is better.

Resolution of selfie camera. Higher MP means more detailed selfies.

Maximum video recording quality for selfie camera.

High Dynamic Range for better contrast and color in photos.

The main software platform (Android, iOS, etc.).

Current version of the operating system.

Manufacturer's custom interface (One UI, MIUI, ColorOS, etc.).

Number of years/versions of OS updates promised.

Duration of security patch support.

Battery size in mAh. Larger capacity means longer usage time.

Quick charging capability (watts). Higher wattage charges faster.

Ability to charge without cables using Qi charging.

Can charge other devices wirelessly using this phone.

Type of battery technology (Li-Po, Li-Ion, etc.).

Battery can be removed and replaced by user.

Dual speakers for better sound quality and immersion.

Standard audio port for wired headphones.

Support for high-resolution audio playback.

Immersive surround sound technology.

Reduces background noise during calls.

Next-generation mobile network for faster speeds.

Latest WiFi standard for faster wireless speeds.

Wireless connectivity version (5.0, 5.1, 5.2, etc.).

Near Field Communication for contactless payments and pairing.

Charging/data port type (USB-C, Micro-USB, Lightning).

Biometric security via fingerprint scanning.

Facial recognition for device unlocking.

Support for two SIM cards or eSIM.

Infrared remote control for TVs and appliances.

Satellite navigation and location services.