Yamaha RX-V4A vs Onkyo TX-RZ630

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Votes 1 1
Rating 5 5

RX-V4A vs TX-RZ630 comparison chart

Yamaha RX-V4A vs Onkyo TX-RZ630 review

Yamaha RX-V4A
vs
Onkyo TX-RZ630

An overview of Yamaha RX-V4A and Onkyo TX-RZ630 will help us understand the many features that the devices are equipped with. According to the results of our review, Yamaha RX-V4A received 6.5 points out of 10 possible, and Onkyo TX-RZ630 was rated 7.8 points. The release date of RX-V4A is 2020, and TX-RZ630 is 2018. And as a result of the review, it becomes clear that RX-V4A is inferior in audio processing features to TX-RZ630.

Main advantages Yamaha RX-V4A over Onkyo TX-RZ630

  • Include HDMI eARC function.
  • 8K/60Hz signal pass-through is available.

Main advantages Onkyo TX-RZ630 over Yamaha RX-V4A

  • More channels, namely 9, makes this receiver more profitable than its 5-channel competitor.
  • Thanks to 3 multi-room zones support, TX-RZ630 bypasses its competitor without multizone support.
  • Surround sound ensures the availability of Dolby Atmos.
  • Object-oriented sound ensures the availability of DTS:X.

Amplifiers

For the built-in amplifier, the devices received different marks - 6 and 8, respectively, on a 10-point scale.

RX-V4A
6
TX-RZ630
8

The number of channels is equal to the number of possible connected speakers. The Yamaha RX-V4A supports 5.2-channels sound, but Onkyo TX-RZ630 supports a 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-RZ630 this value is 215/6 W/Ohm, and for the RX-V4A it is 80/6 W/Ohm.

RX-V4A TX-RZ630
Channels5.29.2
Stereo power (RMS), W/Ohm80/690/8, 215/6
Output impedance, Ohm68, 6
Frequency response10Hz-100KHz5Hz-100KHz
THD in stereo, %0.060.08

Audio features

After reviewing the audio features of each model, we can rate the RX-V4A 7 out of 10, and the TX-RZ630 - 9.

RX-V4A
7
TX-RZ630
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.

RX-V4A TX-RZ630
Digital to analog converter (DAC)N/AAK4458 384 KHz/32-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationYPAOAccuEQ
Speaker A/B switching
Other audio featuresCINEMA DSP, Compressed Music Enhancer, Virtual CINEMA FRONTAdvanced Music Optimizer, Theater-Dimensional, Hi-Res audio

Connectivity

The connectivity of competitors in our comparison is markedly different, Yamaha RX-V4A scored 9, and Onkyo TX-RZ630 scored 8 out of 10.

RX-V4A
9
TX-RZ630
8

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

RX-V4A TX-RZ630
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.

RX-V4A TX-RZ630
Apple Music (AirPlay)AirPlay, AirPlay 2AirPlay
Amazon Music
Spotify
Other streaming servicesDeezer, TIDAL, Pandora, SiriusXM, QobuzDeezer, TIDAL, Pandora

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, Yamaha RX-V4A got 5 points, but Onkyo TX-RZ630 received 7 points.

RX-V4A
5
TX-RZ630
7

Yamaha RX-V4A is equipped with 4/1 HDMI inputs and outputs, and Onkyo TX-RZ630 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 Yamaha RX-V4A.

The HDCP encryption protocol is now mandatory for most media devices. This security technology encrypts digital signals from one product to another. HDCP content-encryption protocol is present on Yamaha RX-V4A in the HDCP 2.3 version, and Onkyo TX-RZ630 has the HDCP 2.2 version.

Connecting a vinyl player or phonograph is possible using a Phono input which is represented by mini-jack or RCA connectors. Only the TX-RZ630 has a Phono interface.

RX-V4A TX-RZ630
HDMI input/output4/17/2
HDMI ARC (Audio Return Channel)
HDMI eARC (Enhanced Audio Return Channel)
HDMI CEC
Digital content protection (HDCP)HDCP 2.3HDCP 2.2
Subwoofer output (LFE)02
Headphone output1 x 6.31 x 6.3
Optical digital input12
Coaxial digital input11
Composite input02
Component input/output0/02/0
Phono (MM) input
Front panel connectorsUSB, phones, setup micHDMI, 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 rivals in our comparison were rated 7 out of 10.

RX-V4A
7
TX-RZ630
7

With the 4K pass-through feature, the AV receiver sends "native" 4K signals to a 4K TV from a video source without any processing. The RX-V4A works with the 4K/120Hz video, and the TX-RZ630 has the 4K/60Hz.

The AV receiver passes "native" 8K signals from a video source to 8K TV without any encoding, with the 8k pass-through features. The 8K path-through is available only on Yamaha RX-V4A.

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 only with Yamaha RX-V4A.

RX-V4A TX-RZ630
HDR (High Dynamic Range)HDR10HDR10
4K signal pass-through4K/120Hz4K/60Hz
8K signal pass-through8K/60Hz
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 featuresx.v.Color, HLG, BT.2020BT.2020, HLG

Additional features

In terms of evaluating additional features, the RX-V4A got 7 points, but the TX-RZ630 has 8.

RX-V4A
7
TX-RZ630
8

Only the Yamaha RX-V4A has the ECO mode.

RX-V4A TX-RZ630
Voice controlAmazon Alexa, Google Assistant, SiriGoogle Assistant
App controliPhone, iPad, iPod, AndroidiPhone, iPad, iPod, Android
Displaycolour OSDfluorescent
TunerFMAM, FM
Sleep timer
Auto power off
ECO mode
Graphical user interface (GUI)N/A
Setup assistant
Firmware updatenetwork, USBnetwork, USB
Other additional featuresApp 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.

RX-V4A TX-RZ630
Multi-room zoneshas not3
Zone audio outputhas notspeaker, preout
Zone HDMI outputhas not
Multi-room controlMusicCastOnkyo Controller app
RS-23201
Remote control input/output (IR)0/01/0
DC trigger output (12V)01

Multichannel surround

Yamaha RX-V4A got 5 points for the multichannel surround sound and Onkyo TX-RZ630 got 7.

RX-V4A
5
TX-RZ630
7

Dolby Atmos' particularity is that this is the object-oriented sound format, that is, each audio signal object is independently sounded and connected to its spatial position. Onkyo TX-RZ630 can create 3D sound due to the Dolby Atmos support.

DTS:X is an algorithm used by the processor to create sound scenes, where sounds connected directly to objects rather than channels, and to determine the optimum sound output distribution in space. Surround sound with DTS:X is available on the TX-RZ630.

RX-V4A TX-RZ630
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 96/24, DTS-HD, DTS-EXPRESSDTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS
Auro-3D
IMAX Enhanced
Multichannel stereo
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