The Pioneer VSX-LX303 vs Sony STR-DH770 comparison will be extremely helpful for people who want to get a great, powerful receiver with many functions.
The number of channels for receivers is different - 9.2 versus 7.2, respectively, for devices. In terms of power, there are differences, the VSX-LX303 has such a ratio W/Ohm - 100/8, 200/6, while the STR-DH770 has a power of 105/6. The value of total harmonic distortion is also different, and for the VSX-LX303 it is 0.08%, but for the STR-DH770 it is 0.09%.
The manufacturer installed different DACs, the VSX-LX303 received the model AK4458 384 KHz/32-bit, but the STR-DH770 is equipped with 192 KHz/24-bit. Each of the compared opponents supports Bi-amping. Both Pioneer VSX-LX303 and Sony STR-DH770 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The VSX-LX303 has access to the Spotify service. The quality of 4K/60Hz signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the VSX-LX303 and the STR-DH770. Video scaling is only possible with the VSX-LX303. Operation with the Dolby Vision is only possible with the VSX-LX303.
The number of HDMI inputs/outputs varies depending on the receiver, the VSX-LX303 has 7/2, and the STR-DH770 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the VSX-LX303 and the STR-DH770. When comparing receivers, it becomes clear that only the Pioneer VSX-LX303 has HDMI CEC. VSX-LX303 and STR-DH770 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Pioneer VSX-LX303.
Unlike the VSX-LX303 where 3 Multi zones is provided, the STR-DH770 works with 2 Multi zones. There is an ECO mode in neither AV receiver. The Pioneer VSX-LX303 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the VSX-LX303. Only in the VSX-LX303 realized a DTS:X surround technology.