Here we are comparing Pioneer VSX-934 vs Denon HEOS AVR to reveal their common strengths and weaknesses. The VSX-934 has 7.2 channels amplifier and the HEOS AVR 5.1 channels. Only the VSX-934 has a Dolby Atmos support. DTS:X is supported only by the VSX-934. We have evaluated both AV receivers, VSX-934 has an overall score of 7.4 out of 10 vs 4.8 out of 10 for HEOS AVR.