When comparing prices, you must evaluate the core technology (Ultrasonic, Radiographic, Magnetic Particle, or Eddy Current). For Ultrasonic Testing (UT), look for high-resolution displays, multi-channel capabilities, and high sampling rates. For X-ray equipment, the voltage range (kV) and focal spot size significantly impact the price. Ensure the equipment supports digital data logging and cloud integration for modern industrial workflows, as these features often justify a higher initial investment through long-term operational efficiency.