Pen or stylus availability (especially for taking notes, handwriting, graphic editing);
Battery capacity (preferably over 3000mAh) or consider using an external battery;
Storage – recommended 128GB – 512 GB, available up to 2 TB or consider having the dedicated place for external micro SD for extra storage;
Characteristics to consider when searching for an app:
Refresh rate (for frequent app user or for gaming: recommended 60-120 Hz screen refresh rate);
Cameras – number of cameras: selfie camera is a must for video conferences; wide angle (up to 200MP), ultra-wide, optical zoom, digital zoom;
Accessories compatibility – not all desktops, headphones, smartwatches, pens, Bluetooth devices can be connected to all types of smartphones. Compatibility may vary due to the generation of the same type of device
Connectivity – 2,4 G, 5G, 6G – relevant for communication and internet reception and quality etc.