Let's make the Onkyo TX-RZ620 versus Onkyo TX-NR787 comparison. According to the results of our review, Onkyo TX-RZ620 received 7.1 points out of 10 possible, and Onkyo TX-NR787 was rated 8 points. The release date of TX-RZ620 is 2017, and TX-NR787 is 2018. After comparison, it will become clear that among these two devices, the TX-NR787 is more suitable for the role of the heart of home theater system.
For the built-in amplifier, the devices received different marks - 7 and 8, respectively, on a 10-point scale.
The number of channels is equal to the number of possible connected speakers. The Onkyo TX-RZ620 supports 7.2-channels sound, but Onkyo TX-NR787 supports a 9.2-channels configuration.
RMS stands for the actual power of the receiver. The higher this value, the louder the sound can be produced. In terms of RMS power, the models have the same characteristics - 100/8/8 W/Ohm.
|Stereo power (RMS), W/Ohm||100/8||100/8, 220/6|
|Output impedance, Ohm||8||8, 6|
|THD in stereo, %||0.08||0.08|
The score for audio features is 9 of 10 for both receivers.
|Digital to analog converter (DAC)||384 KHz/32-bit||AK4458 384 KHz/32-bit|
|Pure direct (straight)||✔||✔|
|Auto speaker calibration||AccuEQ||AccuEQ|
|Speaker A/B switching||✖||✖|
|Other audio features||Advanced Music Optimizer, Theater-Dimensional, Hi-Res audio, Dynamic Audio Amplification||Advanced Music Optimizer, Theater-Dimensional, Hi-Res audio|
The connectivity of competitors in our comparison is equal and was rated 8 out of 10.
|USB||1 (USB 2.0)||1 (USB 2.0)|
|Apple Music (AirPlay)||AirPlay||AirPlay|
|Other streaming services||Deezer, TIDAL, Pandora, TuneIn Radio||Deezer, TIDAL, Pandora, TuneIn Radio|
The presence of many connectors makes the receiver more versatile. But there are also narrowly targeted models, the number of connectors which are limited to a certain area of use. And when choosing their own receiver, users need to consider exactly your goals for using the receiver. For extensive connection, both receivers got 7 points on our 10-point scale.
Competitors in our review have 7/2 HDMI inputs and outputs.
|HDMI ARC (Audio Return Channel)||✔||✔|
|HDMI eARC (Enhanced Audio Return Channel)||✖||✖|
|Digital content protection (HDCP)||HDCP 2.2||HDCP 2.2|
|Subwoofer output (LFE)||2||2|
|Headphone output||1 x 6.3||1 x 6.3|
|Optical digital input||2||2|
|Coaxial digital input||1||1|
|Phono (MM) input||✔||✔|
|Front panel connectors||HDMI, phones, setup mic, AUX||HDMI, phones, setup mic, AUX|
|Multi channel preamp output||✖||✖|
The AV receiver is the heart of the home theater. And in this case, support for all current video formats ensures the best user experience, so it is very important to consider this when choosing a device. Video features of the TX-RZ620 were rated 6 out of 10 against the 7 for the TX-NR787.
|HDR (High Dynamic Range)||HDR10||HDR10|
|4K signal pass-through||4K/60Hz||4K/60Hz|
|8K signal pass-through||✖||✖|
|HDMI signal pass-through||✔||✔|
|3D signal pass-through||✔||✔|
|HDMI pass-through in standby mode||✔||✔|
|Analog to HDMI scaling||✖||✖|
|HDMI to HDMI scaling||✖||✖|
|Other video features||DeepColor, x.v.Color, HLG, BT.2020||BT.2020, HLG|
In terms of evaluating additional features, the TX-RZ620 got 6 points, but the TX-NR787 has 8.
Voice control allows you to control the basic functions of the receiver through a smartphone, smart speaker or using the microphone that comes with the kit. The TX-NR787 can be controlled by voice via Google Assistant.
|Voice control||✖||Google Assistant|
|App control||iPhone, iPad, iPod, Android||iPhone, iPad, iPod, Android|
|Tuner||AM, FM||AM, FM|
|Auto power off||✖||✖|
|Graphical user interface (GUI)||✔||✔|
|Firmware update||network, USB||network, USB|
|Other additional features||has not||has not|
|Zone audio output||speaker, preout||speaker, preout|
|Zone HDMI output||✖||✖|
|Multi-room control||Onkyo Controller app, FlareConnect||Onkyo Controller app, FlareConnect|
|Remote control input/output (IR)||1/0||1/0|
|DC trigger output (12V)||1||1|
For the ability to create multichannel surround sound, each of the receivers received 7 points out of 10.
|Dolby (other)||Dolby Digital Plus||Dolby Digital Plus|
|DTS HD Master||✔||✔|
|DTS (other)||DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS||DTS-ES, DTS-HD, DTS-EXPRESS|