Onkyo TX-NR777 vs Yamaha RX-A1070BL comparison definitely makes sense.
Considered AV receivers have the same number of channels 7.2. And as for power, it is the same and equal to 110/8 20Hz-20KHz. The THD is 0.08% for the TX-NR777 but 0.06% for the RX-A1070BL.
Characteristics of digital to analog converter (DAC) are different, 384 KHz/32-bit for TX-NR777 and ESS 192 KHz/24-bit for the RX-A1070BL. Both the TX-NR777 and the RX-A1070BL support Bi-amping. The Yamaha RX-A1070BL can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay. Spotify can be used on each receiver. The TX-NR777 can work with the audio stream from TIDAL, Pandora, and the RX-A1070BL can receive a content from Deezer, TIDAL, Pandora, Napster, SiriusXM. Compared AV receivers retain the quality of 4K 60p signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. The RX-A1070BL can scale the input HDMI signal, unlike the TX-NR777. The HDR standard - Dolby Vision is supported by these receivers.
The Onkyo TX-NR777 has 7/2 HDMI inputs/outputs versus 8/2 HDMI connectors of the Yamaha RX-A1070BL. The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. Both models support the standard HDCP 2.2. These compared receivers have 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 only available for the RX-A1070BL. Both TX-NR777 and RX-A1070BL can be configured using the Setup assistant.
Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review.
The Yamaha RX-A1070BL is better receiver in this comparison. Check Yamaha RX-A1070BL price