Onkyo TX-RZ730 vs Pioneer VSX-LX503

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Votes 1 1
Rating 5 5

TX-RZ730 vs VSX-LX503 comparison chart

Onkyo TX-RZ730 vs Pioneer VSX-LX503 review

Onkyo TX-RZ730
vs
Pioneer VSX-LX503

Being able to compare Onkyo TX-RZ730 and Pioneer VSX-LX503 gave us an insight into what of them would be better for home theater configuration. According to the results of our review, Onkyo TX-RZ730 received 7.8 points out of 10 possible, and Pioneer VSX-LX503 was rated 8.6 points. Both AV receivers were introduced in 2018. VSX-LX503 is more performable in terms of audio broadcast than the TX-RZ730.

Main advantages Onkyo TX-RZ730 over Pioneer VSX-LX503

  • We do not know advantages

Main advantages Pioneer VSX-LX503 over Onkyo TX-RZ730

  • We do not know advantages

Amplifiers

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

TX-RZ730
7
VSX-LX503
9

The number of channels is equal to the number of possible connected speakers. Both receivers can handle the 9.2-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 VSX-LX503 this value is 230/6 W/Ohm, and for the TX-RZ730 it is 175/6 W/Ohm.

TX-RZ730 VSX-LX503
Channels9.29.2
Stereo power (RMS), W/Ohm175/6120/8, 230/6
Output impedance, Ohm68, 6
Frequency response5Hz-100KHz10Hz-100KHz
THD in stereo, %0.080.08

Audio features

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

TX-RZ730
9
VSX-LX503
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-RZ730 VSX-LX503
Digital to analog converter (DAC)AK4458 384 KHz/32-bitAK4458 384 KHz/32-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationAccuEQMCACC
Speaker A/B switching
Other audio featuresAdvanced Music Optimizer, Theater-Dimensional, Hi-Res audioAdvanced Sound Retriever, Hi-Res audio, Reflex Optimizer

Connectivity

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

TX-RZ730
8
VSX-LX503
8

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

TX-RZ730 VSX-LX503
Wi-Fi2.4/5GHz2.4/5GHz
USB1 (USB 2.0)2 (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-RZ730 VSX-LX503
Apple Music (AirPlay)AirPlayAirPlay
Amazon Music
Spotify
Other streaming servicesDeezer, TIDAL, 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, both receivers got 8 points on our 10-point scale.

TX-RZ730
8
VSX-LX503
8

Competitors in our review have 7/2 HDMI inputs and outputs.

TX-RZ730 VSX-LX503
HDMI input/output7/27/2
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/output2/01/0
Phono (MM) input
Front panel connectorsHDMI, phones, setup mic, AUXUSB, HDMI, phones, setup mic
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-RZ730 were rated 7 out of 10 against the 10 for the VSX-LX503.

TX-RZ730
7
VSX-LX503
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 Pioneer VSX-LX503.

TX-RZ730 VSX-LX503
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 featuresDeepColor, x.v.Color, HLG, BT.2020DeepColor, x.v.Color, HLG, BT.2020

Additional features

In terms of evaluating additional features, both receivers received a score of 8 out of 10.

TX-RZ730
8
VSX-LX503
8

TX-RZ730 VSX-LX503
Voice controlGoogle AssistantGoogle Assistant
App controliPhone, iPod, AndroidiPhone, iPad, iPod, Android
Displayfluorescentcolour OSD
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-RZ730 VSX-LX503
Multi-room zones33
Zone audio outputspeaker, preoutspeaker, preout
Zone HDMI output
Multi-room controlOnkyo Controller app, FlareConnectFlareConnect
RS-23211
Remote control input/output (IR)1/01/1
DC trigger output (12V)12

Multichannel surround

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

TX-RZ730
7
VSX-LX503
7

TX-RZ730 VSX-LX503
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, DTS-EXPRESS
Auro-3D
IMAX Enhanced
Multichannel stereo
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