Marantz NR1609 vs Sony STR-DH190 comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Marantz NR1609 has 7.2 versus 2.0 for Sony STR-DH190. Regarding power, then NR1609 has such a W/Ohm ratio - 50/8, 70/6 when STR-DH190 has a power of 100/8. The THD is 0.08% for the NR1609 but 0.09% for the STR-DH190. Only the NR1609 supports Bi-amping feature. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the NR1609 supports Spotify.
Only the Marantz NR1609 has support for High dynamic range (HDR). Only the NR1609 provides HDMI signal transmission in standby mode. The NR1609 can scale the input HDMI signal, unlike the STR-DH190. Dolby Vision technology found support only on the NR1609. Only the NR1609 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 NR1609. These compared receivers have a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the NR1609. The setup assistant will help you configure Marantz NR1609.
Only the NR1609 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the NR1609.