Here we are comparing Onkyo TX-NR555 vs Pioneer VSX-1130-K to reveal their common strengths and weaknesses. Both have 7.2 channel amplifiers. Both receivers have support for Dolby Atmos multichannel audio format. DTS:X is supported only by the TX-NR555. We have evaluated both AV receivers, TX-NR555 has an overall score of 7 out of 10 vs 7.5 out of 10 for VSX-1130-K.
The Pioneer VSX-1130-K is better receiver in this comparison - check Pioneer VSX-1130-K price.