Onkyo TX-RZ840 vs Onkyo TX-NR595

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Votes 1 1
Rating 5 5

TX-RZ840 vs TX-NR595 comparison chart

Onkyo TX-RZ840 vs Onkyo TX-NR595 review

Onkyo TX-RZ840
vs
Onkyo TX-NR595

An overview of Onkyo TX-RZ840 and Onkyo TX-NR595 will help us understand the many features that the devices are equipped with. According to the results of our review, Onkyo TX-RZ840 received 8.4 points out of 10 possible, and Onkyo TX-NR595 was rated 7.5 points. Both AV receivers were introduced in 2019. And as a result of the review, it becomes clear that TX-NR595 is inferior in audio processing features to TX-RZ840.

Main advantages Onkyo TX-RZ840 over Onkyo TX-NR595

  • More channels, namely 9, makes this receiver more profitable than its 7-channel competitor.
  • Both receivers have a multi-room zone function, but TX-RZ840 has 3 zones vs 2 on its competitor.
  • Include HDMI eARC function.

Main advantages Onkyo TX-NR595 over Onkyo TX-RZ840

  • We do not know advantages

Amplifiers

For the built-in amplifier, the models have rated 8 points out of 10.

TX-RZ840
8
TX-NR595
8

The number of channels is equal to the number of possible connected speakers. The Onkyo TX-RZ840 supports 9.2-channels sound, but Onkyo TX-NR595 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-RZ840 this value is 180/6 W/Ohm, and for the TX-NR595 it is 170/6 W/Ohm.

TX-RZ840 TX-NR595
Channels9.27.2
Stereo power (RMS), W/Ohm180/680/8, 170/6
Output impedance, Ohm68, 6
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-RZ840
9
TX-NR595
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-RZ840 TX-NR595
Digital to analog converter (DAC)AKM 384 KHz/32-bitAKM 384 KHz/32-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationAccuEQAccuEQ
Speaker A/B switching
Other audio featuresAdvanced Music Optimizer, Theater-Dimensional, Hi-Res audioAdvanced Music Optimizer, Hi-Res audio, Dynamic Audio Amplification, CinemaFILTER

Connectivity

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

TX-RZ840
8
TX-NR595
8

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

TX-RZ840 TX-NR595
Wi-Fi
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-RZ840 TX-NR595
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-RZ840 got 8 points, but Onkyo TX-NR595 received 6 points.

TX-RZ840
8
TX-NR595
6

Onkyo TX-RZ840 is equipped with 7/2 HDMI inputs and outputs, and Onkyo TX-NR595 has 6/2 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-RZ840.

TX-RZ840 TX-NR595
HDMI input/output7/26/2
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 input11
Coaxial digital input11
Composite input20
Component input/output1/00/0
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-RZ840 were rated 8 out of 10 against the 10 for the TX-NR595.

TX-RZ840
8
TX-NR595
10

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 Onkyo TX-NR595.

TX-RZ840 TX-NR595
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 HDMIanalog to HDMI
Analog to HDMI scaling
HDMI to HDMI scaling
Dolby Vision
Other video featuresDeepColor, x.v.Color, HLG, BT.2020DeepColor, x.v.Color, HLG, BT.2020

Additional features

In terms of evaluating additional features, the TX-RZ840 got 9 points, but the TX-NR595 has 7.

TX-RZ840
9
TX-NR595
7

TX-RZ840 TX-NR595
Voice controlGoogle AssistantGoogle Assistant
App controliPhone, iPad, iPod, AndroidiPhone, iPad, iPod, Android
Displayfluorescentfluorescent
TunerAM, FMAM, FM
Sleep timer
Auto power off
ECO mode
Graphical user interface (GUI)
Setup assistant
Firmware updatenetwork, USBnetwork, USB
Other additional featuresIP ControlIP 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-RZ840 TX-NR595
Multi-room zones32
Zone audio outputspeaker, preoutspeaker, preout
Zone HDMI output
Multi-room controlFlareConnectFlareConnect
RS-23210
Remote control input/output (IR)1/00/0
DC trigger output (12V)10

Multichannel surround

Onkyo TX-RZ840 got 8 points for the multichannel surround sound and Onkyo TX-NR595 got 7.

TX-RZ840
8
TX-NR595
7

IMAX Enhanced is a licensing and certification program under which home theater devices deliver crisp 4K HDR pictures and powerful sound as it was designed by the IMAX engineers. Only the TX-RZ840 licensed by IMAX.

TX-RZ840 TX-NR595
Dolby Atmos
Dolby TrueHD
Dolby Surround
Dolby (other)Dolby Digital Plus, Dolby Atmos Height VirtualizationDolby Digital Plus, Dolby Atmos Height Virtualization
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, DTS-EXPRESS
Auro-3D
IMAX Enhanced
Multichannel stereo
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