What is the difference between Onkyo's various receiver models?

Onkyo's receiver models are designed to cater to different needs and preferences. The main differences lie in their features, power output, and connectivity options. Entry-level models, like the TX-SR393, offer essential features such as HDMI inputs, Dolby Atmos support, and Bluetooth connectivity. As you move up the range, models like the TX-NR696 provide additional features like multi-zone audio and more advanced room calibration systems. The higher-end models, such as the PR-RZ5100, offer enhanced build quality, higher power output, and comprehensive connectivity options like balanced XLR inputs. Ultimately, the choice depends on your specific requirements, whether it's for a basic home theater setup or a high-end audio system. Onkyo provides a wide range of receiver models to suit various needs and budgets while maintaining their reputation for quality and reliability.