CPU: Performance (Core count, clock speed, generation).
RAM: Size (8GB, 16GB, 32GB) and speed (3200 MHz or higher).
Storage: SSD vs HDD, NVMe speed, and capacity.
GPU: Integrated or dedicated, and VRAM size for gaming.
Display: Size, resolution, refresh rate, and panel type.
Battery Life: How long will it last for your needs (for laptops)?
Ports and Connectivity: Necessary ports and wireless capabilities.
Build Quality: Durability and design of the chassis.
Brand and Support: Reliability and warranty options.
Price-to-Performance: Is it a good deal for the performance offered?