Here we show you AV receivers comparison of Onkyo TX-RZ3100 vs Pioneer VSX-531 based on specifications, reviews and ratings. The TX-RZ3100 has 11.2 channels amplifier and the VSX-531 5.1 channels. Only the TX-RZ3100 has a Dolby Atmos support. DTS:X is supported only by the TX-RZ3100. We have evaluated both AV receivers, TX-RZ3100 has an overall score of 8.2 out of 10 vs 4.3 out of 10 for VSX-531.
The Onkyo TX-RZ3100 is better receiver in this comparison - check Onkyo TX-RZ3100 price.