Onkyo TX-NR555 vs Onkyo TX-RZ3100: which would you get for the best home entertainment experience? The TX-NR555 has 7.2 channels amplifier and the TX-RZ3100 11.2 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-NR555 has an overall score of 7 out of 10 vs 8.2 out of 10 for TX-RZ3100.
The Onkyo TX-RZ3100 is better receiver in this comparison - check Onkyo TX-RZ3100 price.