It makes sense comparing Sony STR-DH770 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, Sony STR-DH770 has 7.2 versus 2.0 for Integra DTM-6. Regarding power, then STR-DH770 has such a W/Ohm ratio - 105/6 when DTM-6 has a power of 80/8. The THD is 0.09% for the STR-DH770 but 0.08% for the DTM-6.
Characteristics of digital to analog converter (DAC) are different, 192 KHz/24-bit for STR-DH770 and AK4438 384 KHz/32-bit for the DTM-6. Only the STR-DH770 supports Bi-amping feature. The Sony STR-DH770 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the DTM-6 supports Spotify.
Only the Sony STR-DH770 has support for High dynamic range (HDR). Only the STR-DH770 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 STR-DH770 supports HDMI Audio Return Channel (ARC). Unfortunately, HDMI eARC is not available on monitored devices. The models in our review do not support the HDMI CEC function. The DTM-6 has a built-in phono stage for connecting a vinyl player.
Each of the AV receivers from our review supports 2 Multi-room zones. An ECO mode is not present in each of the AV receivers. Unfortunately, the setup assistant is not available in each of the models.
None of the rivals equipped with Dolby Atmos multichannel audio decoder. The receivers do not support the surround sound technology DTS:X.