Onkyo TX-RZ920 vs Pioneer VSX-LX503

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Votes 1 1
Rating 5 5

TX-RZ920 vs VSX-LX503 comparison chart

Onkyo TX-RZ920 vs Pioneer VSX-LX503 review

Onkyo TX-RZ920
vs
Pioneer VSX-LX503

Being able to compare Onkyo TX-RZ920 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-RZ920 received 8.4 points out of 10 possible, and Pioneer VSX-LX503 was rated 8.6 points. The release date of TX-RZ920 is 2017, and VSX-LX503 is 2018. VSX-LX503 is more performable in terms of audio broadcast than the TX-RZ920.

Main advantages Onkyo TX-RZ920 over Pioneer VSX-LX503

  • 135/8 W/Ohm RMS makes it more productive compared to 120/8 W/Ohm RMS in another receiver in the review.
  • Include HDMI eARC function.

Main advantages Pioneer VSX-LX503 over Onkyo TX-RZ920

  • We do not know advantages

Amplifiers

For the built-in amplifier, the models have rated 9 points out of 10.

TX-RZ920
9
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 TX-RZ920 this value is 135/8 W/Ohm, and for the VSX-LX503 it is 120/8 W/Ohm.

TX-RZ920 VSX-LX503
Channels9.29.2
Stereo power (RMS), W/Ohm135/8, 175/6120/8, 230/6
Output impedance, Ohm8, 68, 6
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 VSX-LX503 - 9.

TX-RZ920
8
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-RZ920 VSX-LX503
Digital to analog converter (DAC)AK4490 384 KHz/32-bitAK4458 384 KHz/32-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationAccuEQMCACC
Speaker A/B switching
Other audio featuresTheater-Dimensional, Hi-Res audio, Dynamic Audio AmplificationAdvanced 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-RZ920
8
VSX-LX503
8

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

TX-RZ920 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-RZ920 VSX-LX503
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-RZ920 got 9 points, but Pioneer VSX-LX503 received 8 points.

TX-RZ920
9
VSX-LX503
8

Onkyo TX-RZ920 is equipped with 8/2 HDMI inputs and outputs, and Pioneer VSX-LX503 has 7/2 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-RZ920.

TX-RZ920 VSX-LX503
HDMI input/output8/27/2
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 input21
Composite input22
Component input/output2/01/0
Phono (MM) input
Front panel connectorsHDMI, phones, setup micUSB, 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 rivals in our comparison were rated 10 out of 10.

TX-RZ920
10
VSX-LX503
10

TX-RZ920 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 HDMIanalog to HDMI
Analog to HDMI scaling
HDMI to HDMI scaling
Dolby Vision
Other video featuresHLG, 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-RZ920
8
VSX-LX503
8

TX-RZ920 VSX-LX503
Voice controlGoogle AssistantGoogle 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 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)22

Multichannel surround

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

TX-RZ920
7
VSX-LX503
7

TX-RZ920 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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