What is better - Onkyo TX-NR545 vs Sony STR-DH830?
The number of channels for receivers is different - 7.2 versus 7.1, respectively, for devices. In terms of power, there are differences, the TX-NR545 has such a ratio W/Ohm - 100/6, while the STR-DH830 has a power of 105/8. The value of total harmonic distortion is also different, and for the TX-NR545 it is 0.08%, but for the STR-DH830 it is 0.09%.
The manufacturer installed different DACs, the TX-NR545 received the model Hi-Grade 384 KHz/32-bit, but the STR-DH830 is equipped with 96 KHz/24-bit. The Bi-amping function is implemented only in the Onkyo TX-NR545. The model TX-NR545 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. There is a Bluetooth protocol at the TX-NR545. The TX-NR545 has access to the Spotify service.
Support for the HDR function can only boast of the TX-NR545. Signaling over HDMI in standby mode can provide the TX-NR545 and the STR-DH830. None of the devices can increase the resolution of the incoming video signal. Review participants do not have the Dolby Vision feature.
The number of HDMI inputs/outputs varies depending on the receiver, the TX-NR545 has 6/1, and the STR-DH830 has 5/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-NR545 and the STR-DH830. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. TX-NR545 and STR-DH830 support the standard HDCP 2.2. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in neither AV receiver. The Onkyo TX-NR545 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the TX-NR545. A DTS:X surround technology is not supported by devices from our comparison.