It makes sense comparing Yamaha RX-V377 vs Integra DTM-6 because they both are able to give some premium features.
A significant difference between the receivers in the number of channels, Yamaha RX-V377 has 5.1 versus 2.0 for Integra DTM-6. Regarding power, then RX-V377 has such a W/Ohm ratio - 100/8, 135/6 when DTM-6 has a power of 80/8. The THD is 0.09% for the RX-V377 but 0.08% for the DTM-6.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 192 KHz/24-bit for RX-V377 and AK4438 384 KHz/32-bit for the DTM-6. None of the models support Bi-amping. The Yamaha RX-V377 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Only the DTM-6 has Bluetooth support. Only the DTM-6 supports Spotify.
HDR is not available on each model. Only the RX-V377 provides HDMI signal transmission in standby mode. Both competitors are not able to scale the HDMI signal. The HDR standard - Dolby Vision is not supported by these receivers. Only the RX-V377 supports HDMI Audio Return Channel (ARC). Unfortunately, HDMI eARC is not available on monitored devices. Of the two receivers in our comparison, HDMI CEC is present in only the RX-V377. The DTM-6 has a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the RX-V377. The setup assistant will help you configure Yamaha RX-V377.
None of the rivals equipped with Dolby Atmos multichannel audio decoder. The receivers do not support the surround sound technology DTS:X.