Jan 10, 2020
Onkyo’s latest “RZ” line of network AV receivers has provided a wide range of features and functions, and promises superior audio performance through the use of high quality parts. L...Read More
What are the main differences between the Onkyo TX-RZ620 vs Onkyo TX-RZ730 and which AV receivers is better? The TX-RZ620 has 7.2 channels amplifier and the TX-RZ730 9.2 channels. Both receivers have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices. We have evaluated both AV receivers, TX-RZ620 has an overall score of 7.1 out of 10 vs 7.8 out of 10 for TX-RZ730.