The Onkyo TX-RZ820 vs Marantz SR5012 comparison makes sense because it shows what devices in their segments can offer. According to the results of our review, Onkyo TX-RZ820 received 7.7 points out of 10 possible, and Marantz SR5012 was rated 8.4 points. Both AV receivers were introduced in 2017. SR5012 is more suitable as the heart of home theater system than its opponent - TX-RZ820.
For the built-in amplifier, the devices received different marks - 9 and 7, respectively, on a 10-point scale.
The number of channels is equal to the number of possible connected speakers. Both receivers can handle the 7.2-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 TX-RZ820 this value is 160/8 W/Ohm, and for the SR5012 it is 100/8 W/Ohm.
|Stereo power (RMS), W/Ohm||160/8||100/8|
|Output impedance, Ohm||8||8|
|THD in stereo, %||0.08||0.08|
After reviewing the audio features of each model, we can rate the TX-RZ820 8 out of 10, and the SR5012 - 9.
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.
Speaker A/B switching allows you to change between the main and sub speaker set. Marantz SR5012 can work with the main and additional set of speakers - and switch between them.
|Digital to analog converter (DAC)||AK4458 384 KHz/32-bit||192 KHz/24-bit|
|Pure direct (straight)||✔||✔|
|Auto speaker calibration||AccuEQ||Audyssey MultEQ XT|
|Speaker A/B switching||✖||✔|
|Other audio features||has not||Audyssey Dynamic Volume, Audyssey Dynamic EQ, Compressed Audio Enhancer(MDAX2), Hi-Res audio|
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.
|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, AirPlay 2|
|Other streaming services||Deezer, TIDAL||Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud|
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 8 points on our 10-point scale.
Onkyo TX-RZ820 is equipped with 7/2 HDMI inputs and outputs, and Marantz SR5012 has 8/2 HDMI inputs and outputs.
Connecting a vinyl player or phonograph is possible using a Phono input which is represented by mini-jack or RCA connectors. Only the TX-RZ820 has a Phono interface.
|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||2|
|Phono (MM) input||✔||✖|
|Front panel connectors||HDMI, phones, setup mic||USB, HDMI, phones|
|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 9 for the SR5012.
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 Marantz SR5012.
|HDR (High Dynamic Range)||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||HLG, BT.2020|
In terms of evaluating additional features, the TX-RZ820 got 8 points, but the SR5012 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 SR5012 can be controlled by voice via Amazon Alexa, Google Assistant, Siri, Josh.AI.
|Voice control||✖||Amazon Alexa, Google Assistant, Siri, Josh.AI|
|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||IP Control|
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||Marantz AVR Remote App|
|Remote control input/output (IR)||1/0||1/0|
|DC trigger output (12V)||1||1|
Onkyo TX-RZ820 got 7 points for the multichannel surround sound and Marantz SR5012 got 8.
|Dolby (other)||Dolby Digital Plus||Dolby Digital Plus|
|DTS HD Master||✔||✔|
|DTS (other)||has not||DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS, DTS-Surround|