Let's compare Yamaha RX-V4A versus Onkyo TX-RZ50 for an overview of all their pros and cons. According to the results of our review, Yamaha RX-V4A received 6.5 points out of 10 possible, and Onkyo TX-RZ50 was rated 8.5 points. The release date of RX-V4A is 2020, and TX-RZ50 is 2021. And as a result of the comparison, TX-RZ50 seems to be a better option for the role of a home theater center than RX-V4A.
For the built-in amplifier, the devices received different marks - 6 and 8, respectively, on a 10-point scale.
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-RZ50 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-RZ50 this value is 250/6 W/Ohm, and for the RX-V4A it is 80/6 W/Ohm.
|Stereo power (RMS), W/Ohm||80/6||120/8, 250/6|
|Output impedance, Ohm||6||8, 6|
|THD in stereo, %||0.06||0.08|
After reviewing the audio features of each model, we can rate the RX-V4A 7 out of 10, and the TX-RZ50 - 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.
Speaker A/B switching allows you to change between the main and sub speaker set. Onkyo TX-RZ50 can work with the main and additional set of speakers - and switch between them.
|Digital to analog converter (DAC)||N/A||384 KHz/32-bit|
|Pure direct (straight)||✔||✔|
|Auto speaker calibration||YPAO||AccuEQ|
|Speaker A/B switching||✖||✔|
|Other audio features||CINEMA DSP, Compressed Music Enhancer, Virtual CINEMA FRONT||Advanced Music Optimizer, Hi-Res audio, Dynamic Audio Amplification, CinemaFILTER|
The connectivity of competitors in our comparison is equal and was rated 9 out of 10.
Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.
|USB||1 (USB 2.0)||1 (USB 2.0)|
Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.
|Apple Music (AirPlay)||AirPlay, AirPlay 2||AirPlay, AirPlay 2|
|Other streaming services||Deezer, TIDAL, Pandora, SiriusXM, Qobuz||Deezer, TIDAL, Pandora, SiriusXM, Napster, SoundCloud|
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-RZ50 received 7 points.
Yamaha RX-V4A is equipped with 4/1 HDMI inputs and outputs, and Onkyo TX-RZ50 has 7/2 HDMI inputs and outputs.
Connecting a vinyl player or phonograph is possible using a Phono input which is represented by mini-jack or RCA connectors. Only the TX-RZ50 has a Phono interface.
|HDMI ARC (Audio Return Channel)||✔||✔|
|HDMI eARC (Enhanced Audio Return Channel)||✔||✔|
|Digital content protection (HDCP)||HDCP 2.3||HDCP 2.3|
|Subwoofer output (LFE)||0||2|
|Headphone output||1 x 6.3||1 x 6.3|
|Optical digital input||1||1|
|Coaxial digital input||1||1|
|Phono (MM) input||✖||✔|
|Front panel connectors||USB, phones, setup mic||HDMI, phones, setup mic, AUX|
|Multi channel preamp output||✖||✔|
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 RX-V4A were rated 7 out of 10 against the 8 for the TX-RZ50.
|HDR (High Dynamic Range)||HDR10||HDR10+|
|4K signal pass-through||4K/120Hz||4K/120Hz|
|8K signal pass-through||8K/60Hz||8K/60Hz|
|HDMI signal pass-through||✔||✔|
|3D signal pass-through||✖||✖|
|HDMI pass-through in standby mode||✔||✔|
|Analog to HDMI scaling||✖||✖|
|HDMI to HDMI scaling||✔||✔|
|Other video features||x.v.Color, HLG, BT.2020||DeepColor, x.v.Color, HLG, BT.2020, LipSyn, Deep Color|
In terms of evaluating additional features, the RX-V4A got 7 points, but the TX-RZ50 has 10.
|Voice control||Amazon Alexa, Google Assistant, Siri||Amazon Alexa, Google Assistant, Siri, Josh.AI|
|App control||iPhone, iPad, iPod, Android||iPhone, iPad, iPod, Android|
|Display||colour OSD||colour OSD|
|Auto power off||✔||✔|
|Graphical user interface (GUI)||N/A||✔|
|Firmware update||network, USB||network, USB|
|Other additional features||App Control||Web Control, App Control|
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.
|Multi-room zones||has not||2|
|Zone audio output||has not||lineout|
|Zone HDMI output||has not||✔|
|Remote control input/output (IR)||0/0||1/0|
|DC trigger output (12V)||0||1|
Yamaha RX-V4A got 5 points for the multichannel surround sound and Onkyo TX-RZ50 got 8.
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-RZ50 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-RZ50.
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. The TX-RZ50 licensed by IMAX.
|Dolby (other)||Dolby Digital Plus||Dolby Digital Plus, Dolby Atmos Height Virtualization|
|DTS HD Master||✔||✔|
|DTS (other)||DTS 96/24, DTS-HD, DTS-EXPRESS||DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS|