Onkyo TX-RZ730 vs Pioneer VSX-531 review

Votes 1 1
Rating 5 5

AV receivers comparison chart

Onkyo TX-RZ730 vs Pioneer VSX-531 review

Onkyo TX-RZ730
vs
Pioneer VSX-531

It’s strongly recommended to compare different receivers if you want to choose the best one: Onkyo TX-RZ730 vs Pioneer VSX-531.

Amplifier

The number of channels for receivers is different - 9.2 versus 5.1, respectively, for devices. In terms of power, there are differences, the TX-RZ730 has such a ratio W/Ohm - 175/6, while the VSX-531 has a power of 80/8, 140/6. A common feature for devices is the same total harmonic distortion - 0.08%.

Audio features

The manufacturer installed different DACs, the TX-RZ730 received the model AK4458 384 KHz/32-bit, but the VSX-531 is equipped with 192 KHz/24-bit. The Bi-amping function is implemented only in the Onkyo TX-RZ730. Both Onkyo TX-RZ730 and Pioneer VSX-531 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The TX-RZ730 has access to the Spotify service. The quality of 4K/60Hz signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the TX-RZ730 and the VSX-531. None of the devices can increase the resolution of the incoming video signal. Operation with the Dolby Vision is only possible with the TX-RZ730.

Extensive connections

The number of HDMI inputs/outputs varies depending on the receiver, the TX-RZ730 has 7/2, and the VSX-531 has 4/1.Onkyo TX-RZ730 connectionsPioneer VSX-531 connections HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-RZ730 and the VSX-531. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. TX-RZ730 and VSX-531 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Onkyo TX-RZ730. There is an ECO mode in VSX-531. The Onkyo TX-RZ730 can be properly configured using the setup assistant.

Multichannel surround

A Dolby Atmos multichannel audio format is available only in the TX-RZ730. Only in the TX-RZ730 realized a DTS:X surround technology.

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General

Item

Onkyo TX-RZ730
Pioneer VSX-531

Model

TX-RZ730
VSX-531

Brand

Onkyo
Pioneer

Reviews

72
0

Amplifier

Channels

9.2
5.1

Stereo power (RMS), W/Ohm

175/6
80/8, 140/6

Output impedance, Ohm

6
6

Frequency response

5Hz-100KHz
20Hz-20KHz

THD in stereo, %

0.08
0.08

Audio features

Digital to analog converter (DAC)

AK4458 384 KHz/32-bit
192 KHz/24-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

AccuEQ
MCACC

Speaker A/B switching

Other audio features

Advanced Music Optimizer, Theater-Dimensional, Hi-Res audio
Advanced Sound Retriever

Connectivity

Wi-Fi

2.4/5GHz

USB

1 (USB 2.0)
1 (USB 2.0)

Bluetooth

Ethernet (RJ45)

1

DLNA

MHL

Streaming services

Apple Music (AirPlay)

AirPlay

Amazon Music

Spotify

Other streaming services

Deezer, TIDAL, TuneIn Radio
has not

Extensive connection

HDMI input/output

7/2
4/1

HDMI ARC (Audio Return Channel)

HDMI eARC (Enhanced Audio Return Channel)

HDMI CEC

Digital content protection (HDCP)

HDCP 2.2
HDCP 2.2

Subwoofer output (LFE)

2
1

Headphone output

1 x 6.3
1 x 6.3

Optical digital input

2
1

Coaxial digital input

1
1

Composite input

2
2

Component input/output

2/0
0/0

Phono (MM) input

Front panel connectors

HDMI, phones, setup mic, AUX
USB, phones, setup mic

Multi channel preamp output

Video features

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 scaling

HDMI to HDMI scaling

Dolby Vision

Other video features

DeepColor, x.v.Color, HLG, BT.2020
DeepColor, x.v.Color

Additional features

Voice control

Google Assistant

App control

iPhone, iPod, Android

Display

fluorescent
fluorescent

Tuner

AM, FM
AM, FM

Sleep timer

Auto power off

ECO mode

Graphical user interface (GUI)

Setup assistant

Firmware update

network, USB
USB

Other additional features

IP Control
has not

Multi-room

Multi-room zones

3
has not

Zone audio output

speaker, preout
has not

Zone HDMI output

has not

Multi-room control

Onkyo Controller app, FlareConnect
has not

RS-232

1
0

Remote control input/output (IR)

1/0
0/0

DC trigger output (12V)

1
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby Digital Plus
Dolby Digital Plus

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS
DTS 96/24, DTS Neo:6

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

AIFF
has not

Power

Operational power consumption, W

760
220

Standby consumption, W

0.15
0.45

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.5 x 17.7 x 37.9/17 x 7.3 x 14.6
43.5 x 16.8 x 32/17 x 6.3 x 12.6

Weight, kg/lbs

10.8/22
8/17.6

Other

Release year

2018
2016
Onkyo TX-RZ730
Pioneer VSX-531
Onkyo TX-RZ730
Pioneer VSX-531

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 7.8
  • 4.3
  • 7.8Onkyo TX-RZ730
  • 4.3Pioneer VSX-531

The Onkyo TX-RZ730 is better receiver in this comparison. Check Onkyo TX-RZ730 price