Onkyo TX-RZ920 vs Onkyo TX-NR575

If you click a link on this page and make a purchase, we may receive a small commission at no extra cost to you.
Votes 1 1
Rating 5 5

TX-RZ920 vs TX-NR575 comparison chart

Onkyo TX-RZ920 vs Onkyo TX-NR575 review

Onkyo TX-RZ920
vs
Onkyo TX-NR575

Let's make the Onkyo TX-RZ920 versus Onkyo TX-NR575 comparison. According to the results of our review, Onkyo TX-RZ920 received 8.4 points out of 10 possible, and Onkyo TX-NR575 was rated 7 points. Both AV receivers were introduced in 2017. After comparison, it will become clear that among these two devices, the TX-RZ920 is more suitable for the role of the heart of home theater system.

Main advantages Onkyo TX-RZ920 over Onkyo TX-NR575

  • More channels, namely 9, makes this receiver more profitable than its 7-channel competitor.
  • Both receivers have a multi-room zone function, but TX-RZ920 has 3 zones vs 2 on its competitor.
  • Include HDMI eARC function.

Main advantages Onkyo TX-NR575 over Onkyo TX-RZ920

  • We do not know advantages

Amplifiers

For the built-in amplifier, the devices received different marks - 9 and 7, respectively, on a 10-point scale.

TX-RZ920
9
TX-NR575
7

The number of channels is equal to the number of possible connected speakers. The Onkyo TX-RZ920 supports 9.2-channels sound, but Onkyo TX-NR575 supports a 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-RZ920 this value is 175/6 W/Ohm, and for the TX-NR575 it is 135/6 W/Ohm.

TX-RZ920 TX-NR575
Channels9.27.2
Stereo power (RMS), W/Ohm135/8, 175/6135/6
Output impedance, Ohm8, 66
Frequency response5Hz-100KHz10Hz-100KHz
THD in stereo, %0.040.08

Audio features

After reviewing the audio features of each model, we can rate the TX-RZ920 8 out of 10, and the TX-NR575 - 9.

TX-RZ920
8
TX-NR575
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.

TX-RZ920 TX-NR575
Digital to analog converter (DAC)AK4490 384 KHz/32-bit384 KHz/32-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationAccuEQAccuEQ
Speaker A/B switching
Other audio featuresTheater-Dimensional, Hi-Res audio, Dynamic Audio AmplificationHi-Res audio, Theater-Dimensional

Connectivity

The connectivity of competitors in our comparison is equal and was rated 8 out of 10.

TX-RZ920
8
TX-NR575
8

Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.

TX-RZ920 TX-NR575
Wi-Fi2.4/5GHz2.4/5GHz
USB1 (USB 2.0)1 (USB 2.0)
Bluetooth
Ethernet (RJ45)11
DLNA
MHL

Streaming services

Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.

TX-RZ920 TX-NR575
Apple Music (AirPlay)AirPlay, AirPlay 2AirPlay, AirPlay 2
Amazon Music
Spotify
Other streaming servicesDeezer, TIDAL, Pandora, TuneIn RadioDeezer, TIDAL, Pandora, TuneIn Radio

Extensive connections

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-RZ920 got 9 points, but Onkyo TX-NR575 received 6 points.

TX-RZ920
9
TX-NR575
6

Onkyo TX-RZ920 is equipped with 8/2 HDMI inputs and outputs, and Onkyo TX-NR575 has 4/1 HDMI inputs and outputs.

HDMI eARC is the next step in the development of audio return channel technology, which works in conjunction with HDMI 2.1. Using eARC provides the highest sound quality for home audio systems. HDMI eARC is available only on Onkyo TX-RZ920.

TX-RZ920 TX-NR575
HDMI input/output8/24/1
HDMI ARC (Audio Return Channel)
HDMI eARC (Enhanced Audio Return Channel)
HDMI CEC
Digital content protection (HDCP)HDCP 2.2HDCP 2.2
Subwoofer output (LFE)22
Headphone output1 x 6.31 x 6.3
Optical digital input22
Coaxial digital input21
Composite input22
Component input/output2/00/0
Phono (MM) input
Front panel connectorsHDMI, phones, setup micphones, setup mic, AUX
Multi channel preamp output

Video features

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-RZ920 were rated 10 out of 10 against the 7 for the TX-NR575.

TX-RZ920
10
TX-NR575
7

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 only with Onkyo TX-RZ920.

TX-RZ920 TX-NR575
HDR (High Dynamic Range)HDR10HDR10
4K signal pass-through4K/60Hz4K/60Hz
8K signal pass-through
HDMI signal pass-through
3D signal pass-through
HDMI pass-through in standby mode
Video conversionanalog to HDMI
Analog to HDMI scaling
HDMI to HDMI scaling
Dolby Vision
Other video featuresHLG, BT.2020DeepColor, x.v.Color, BT.2020

Additional features

In terms of evaluating additional features, the TX-RZ920 got 8 points, but the TX-NR575 has 7.

TX-RZ920
8
TX-NR575
7

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-RZ920 can be controlled by voice via Google Assistant.

TX-RZ920 TX-NR575
Voice controlGoogle Assistant
App controliPhone, iPad, iPod, AndroidiPhone, iPad, iPod, Android
Displaycolour OSDcolour OSD
TunerAM, FMAM, FM
Sleep timer
Auto power off
ECO mode
Graphical user interface (GUI)
Setup assistant
Firmware updatenetwork, USBnetwork, USB
Other additional featureshas notIP Control

Multi-room

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.

TX-RZ920 TX-NR575
Multi-room zones32
Zone audio outputspeaker, preoutspeaker, preout
Zone HDMI output
Multi-room controlOnkyo Controller app, FlareConnectFlareConnect
RS-23210
Remote control input/output (IR)1/00/0
DC trigger output (12V)20

Multichannel surround

For the ability to create multichannel surround sound, each of the receivers received 7 points out of 10.

TX-RZ920
7
TX-NR575
7

TX-RZ920 TX-NR575
Dolby Atmos
Dolby TrueHD
Dolby Surround
Dolby (other)Dolby Digital PlusDolby Digital Plus
DTS:X
DTS HD Master
DTS Virtual:X
DTS Neural:X
DTS (other)DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESSDTS-ES, DTS 96/24, DTS-HD EXPRESS
Auro-3D
IMAX Enhanced
Multichannel stereo
Add another receiver to comparison
We didn't find anything to show here