To get informed with the specs of the receivers, we suggest you read the Onkyo TX-RZ820 and Yamaha RX-A3070BL review. According to the results of our review, Onkyo TX-RZ820 received 7.7 points out of 10 possible, and Yamaha RX-A3070BL was rated 8.7 points. Both AV receivers were introduced in 2017. This review shows us that the RX-A3070BL is a better choice as a home AV receiver than the TX-RZ820.
For the built-in amplifier, the models have rated 9 points out of 10.
The number of channels is equal to the number of possible connected speakers. The Onkyo TX-RZ820 supports 7.2-channels sound, but Yamaha RX-A3070BL 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. The differences between the models in terms of RMS power are significant - for the RX-A3070BL this value is 165/8 W/Ohm, and for the TX-RZ820 it is 160/8 W/Ohm.
|Stereo power (RMS), W/Ohm||160/8||165/8|
|Output impedance, Ohm||8||8|
|THD in stereo, %||0.08||0.06|
The score for audio features is 8 of 10 for both receivers.
Most receivers now come with a microphone included. It is with the help of this microphone that the auto-calibration system functions, which adjusts the sound of the receiver to the room.
|Digital to analog converter (DAC)||AK4458 384 KHz/32-bit||ESS SABRE PRO 192 KHz/24-bit|
|Pure direct (straight)||✔||✔|
|Auto speaker calibration||AccuEQ||YPAO|
|Speaker A/B switching||✖||✖|
|Other audio features||has not||Compressed Music Enhancer, Virtual CINEMA FRONT, Extra Bass|
The connectivity of competitors in our comparison is equal and was rated 8 out of 10.
Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.
DLNA is the perfect way to use your local cloud storage to stream movies and music directly to a TV. You can use the DLNA protocol only with Yamaha RX-A3070BL.
|USB||1 (USB 2.0)||1 (USB 2.0)|
Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.
|Apple Music (AirPlay)||AirPlay||AirPlay|
|Other streaming services||Deezer, TIDAL||Deezer, TIDAL, Pandora, Sirius XM, Napster|
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, Onkyo TX-RZ820 got 8 points, but Yamaha RX-A3070BL received 9 points.
Onkyo TX-RZ820 is equipped with 7/2 HDMI inputs and outputs, and Yamaha RX-A3070BL has 8/2 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||3|
|Coaxial digital input||1||3|
|Phono (MM) input||✔||✔|
|Front panel connectors||HDMI, phones, setup mic||USB, 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-RZ820 were rated 7 out of 10 against the 10 for the RX-A3070BL.
Most of the AV receivers have a video scaling function, it is the process of reformatting the video signal to a higher resolution without losing the quality of the image. Upscaling the video signal resolution is possible with Yamaha RX-A3070BL.
|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||✔||✔|
|Video conversion||✖||analog to HDMI|
|Analog to HDMI scaling||✖||✔|
|HDMI to HDMI scaling||✖||✔|
|Other video features||HLG, BT.2020||DeepColor, x.v.Color|
In terms of evaluating additional features, the TX-RZ820 got 8 points, but the RX-A3070BL has 10.
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 RX-A3070BL can be controlled by voice via Amazon Alexa.
|Voice control||✖||Amazon Alexa|
|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||IP Control||has not|
As the center of a home media system, each multichannel receiver has an additional set of terminals for connecting the second set of speakers to create additional audio space in Zone 2 or even Zone 3 where audio can have the separate source.
|Zone audio output||speaker, preout||speaker, preout|
|Zone HDMI output||✔||✔|
|Multi-room control||FlareConnect||MusicCast, AV Controller|
|Remote control input/output (IR)||1/0||1/1|
|DC trigger output (12V)||1||2|
Onkyo TX-RZ820 got 7 points for the multichannel surround sound and Yamaha RX-A3070BL got 8.
|Dolby (other)||Dolby Digital Plus||Dolby Digital Plus|
|DTS HD Master||✔||✔|
|DTS (other)||has not||DTS-ES, DTS Neo:6 Cinema, DTS Neo:6 Music, DTS 96/24, DTS-EXPRESS|