Onkyo TX-NR575 vs Onkyo TX-RZ620

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Votes 1 1
Rating 5 5

TX-NR575 vs TX-RZ620 comparison chart

Onkyo TX-NR575 vs Onkyo TX-RZ620 review

Onkyo TX-NR575
vs
Onkyo TX-RZ620

Let's make the Onkyo TX-NR575 versus Onkyo TX-RZ620 comparison. According to the results of our review, Onkyo TX-NR575 received 7 points out of 10 possible, and Onkyo TX-RZ620 was rated 7.1 points. Both AV receivers were introduced in 2017. After comparison, it will become clear that among these two devices, the TX-RZ620 is more suitable for the role of the heart of home theater system.

Main advantages Onkyo TX-NR575 over Onkyo TX-RZ620

  • We do not know advantages

Main advantages Onkyo TX-RZ620 over Onkyo TX-NR575

  • We do not know advantages

Amplifiers

For the built-in amplifier, the models have rated 7 points out of 10.

TX-NR575
7
TX-RZ620
7

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.

TX-NR575 TX-RZ620
Channels7.27.2
Stereo power (RMS), W/Ohm135/6100/8
Output impedance, Ohm68
Frequency response10Hz-100KHz10Hz-100KHz
THD in stereo, %0.080.08

Audio features

The score for audio features is 9 of 10 for both receivers.

TX-NR575
9
TX-RZ620
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-NR575 TX-RZ620
Digital to analog converter (DAC)384 KHz/32-bit384 KHz/32-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationAccuEQAccuEQ
Speaker A/B switching
Other audio featuresHi-Res audio, Theater-DimensionalAdvanced Music Optimizer, Theater-Dimensional, Hi-Res audio, Dynamic Audio Amplification

Connectivity

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

TX-NR575
8
TX-RZ620
8

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

TX-NR575 TX-RZ620
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-NR575 TX-RZ620
Apple Music (AirPlay)AirPlay, AirPlay 2AirPlay
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-NR575 got 6 points, but Onkyo TX-RZ620 received 7 points.

TX-NR575
6
TX-RZ620
7

Onkyo TX-NR575 is equipped with 4/1 HDMI inputs and outputs, and Onkyo TX-RZ620 has 7/2 HDMI inputs and outputs.

TX-NR575 TX-RZ620
HDMI input/output4/17/2
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 input11
Composite input22
Component input/output0/02/0
Phono (MM) input
Front panel connectorsphones, setup mic, AUXHDMI, phones, 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-NR575 were rated 7 out of 10 against the 6 for the TX-RZ620.

TX-NR575
7
TX-RZ620
6

TX-NR575 TX-RZ620
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 conversion
Analog to HDMI scaling
HDMI to HDMI scaling
Dolby Vision
Other video featuresDeepColor, x.v.Color, BT.2020DeepColor, x.v.Color, HLG, BT.2020

Additional features

In terms of evaluating additional features, the TX-NR575 got 7 points, but the TX-RZ620 has 6.

TX-NR575
7
TX-RZ620
6

TX-NR575 TX-RZ620
Voice control
App controliPhone, iPad, iPod, AndroidiPhone, iPad, iPod, Android
Displaycolour OSDfluorescent
TunerAM, FMAM, FM
Sleep timer
Auto power off
ECO mode
Graphical user interface (GUI)
Setup assistant
Firmware updatenetwork, USBnetwork, USB
Other additional featuresIP Controlhas not

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-NR575 TX-RZ620
Multi-room zones22
Zone audio outputspeaker, preoutspeaker, preout
Zone HDMI output
Multi-room controlFlareConnectOnkyo Controller app, FlareConnect
RS-23201
Remote control input/output (IR)0/01/0
DC trigger output (12V)01

Multichannel surround

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

TX-NR575
7
TX-RZ620
7

TX-NR575 TX-RZ620
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 EXPRESSDTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS
Auro-3D
IMAX Enhanced
Multichannel stereo
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