Onkyo TX-RZ730 vs Yamaha AVENTAGE RX-A680

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Rating 5 5

TX-RZ730 vs AVENTAGE RX-A680 comparison chart

Onkyo TX-RZ730 vs Yamaha AVENTAGE RX-A680 review

Onkyo TX-RZ730
vs
Yamaha AVENTAGE RX-A680

Choosing an AV receiver is not an easy task and the Onkyo TX-RZ730 versus Yamaha AVENTAGE RX-A680 comparison is meant to help you with this. According to the results of our review, Onkyo TX-RZ730 received 7.8 points out of 10 possible, and Yamaha AVENTAGE RX-A680 was rated 7.5 points. Both AV receivers were introduced in 2018. As a result, it becomes clear that TX-RZ730 is a better option for home theater than AVENTAGE RX-A680.

Main advantages Onkyo TX-RZ730 over Yamaha AVENTAGE RX-A680

  • More channels, namely 9, makes this receiver more profitable than its 7-channel competitor.
  • Both receivers have a multi-room zone function, but TX-RZ730 has 3 zones vs 2 on its competitor.

Main advantages Yamaha AVENTAGE RX-A680 over Onkyo TX-RZ730

  • Include HDMI eARC function.

Amplifiers

For the built-in amplifier, the devices received different marks - 7 and 8, respectively, on a 10-point scale.

TX-RZ730
7
AVENTAGE RX-A680
8

The number of channels is equal to the number of possible connected speakers. The Onkyo TX-RZ730 supports 9.2-channels sound, but Yamaha AVENTAGE RX-A680 supports a 7.2-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-RZ730 this value is 175/6 W/Ohm, and for the AVENTAGE RX-A680 it is 145/6 W/Ohm.

TX-RZ730 AVENTAGE RX-A680
Channels9.27.2
Stereo power (RMS), W/Ohm175/6115/8, 145/6
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
AVENTAGE RX-A680
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 AVENTAGE RX-A680
Digital to analog converter (DAC)AK4458 384 KHz/32-bitBurr-Brown 384 KHz/32-bit
Bi-amping
Pure direct (straight)
Auto speaker calibrationAccuEQYPAO
Speaker A/B switching
Other audio featuresAdvanced Music Optimizer, Theater-Dimensional, Hi-Res audioCINEMA DSP 3D, Compressed Music Enhancer, Virtual CINEMA FRONT

Connectivity

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

TX-RZ730
8
AVENTAGE RX-A680
8

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

TX-RZ730 AVENTAGE RX-A680
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.

TX-RZ730 AVENTAGE RX-A680
Apple Music (AirPlay)AirPlayAirPlay, AirPlay 2
Amazon Music
Spotify
Other streaming servicesDeezer, TIDAL, TuneIn RadioDeezer, TIDAL, Pandora, Napster, SiriusXM, Qobuz

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-RZ730 got 8 points, but Yamaha AVENTAGE RX-A680 received 6 points.

TX-RZ730
8
AVENTAGE RX-A680
6

Onkyo TX-RZ730 is equipped with 7/2 HDMI inputs and outputs, and Yamaha AVENTAGE RX-A680 has 4/1 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 on Yamaha AVENTAGE RX-A680.

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 Onkyo TX-RZ730 in the HDCP 2.2 version, and Yamaha AVENTAGE RX-A680 has the HDCP 2.3 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-RZ730 has a Phono interface.

TX-RZ730 AVENTAGE RX-A680
HDMI input/output7/24/1
HDMI ARC (Audio Return Channel)
HDMI eARC (Enhanced Audio Return Channel)
HDMI CEC
Digital content protection (HDCP)HDCP 2.2HDCP 2.3
Subwoofer output (LFE)22
Headphone output1 x 6.31 x 6.3
Optical digital input21
Coaxial digital input12
Composite input23
Component input/output2/00/0
Phono (MM) input
Front panel connectorsHDMI, phones, setup mic, AUXUSB, 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.

TX-RZ730
7
AVENTAGE RX-A680
7

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 Yamaha AVENTAGE RX-A680.

TX-RZ730 AVENTAGE RX-A680
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 conversion
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, the TX-RZ730 got 8 points, but the AVENTAGE RX-A680 has 10.

TX-RZ730
8
AVENTAGE RX-A680
10

Yamaha AVENTAGE RX-A680 has the ECO mode.

TX-RZ730 AVENTAGE RX-A680
Voice controlGoogle AssistantAmazon Alexa, Google 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 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.

TX-RZ730 AVENTAGE RX-A680
Multi-room zones32
Zone audio outputspeaker, preoutspeaker
Zone HDMI output
Multi-room controlOnkyo Controller app, FlareConnectMusicCast
RS-23210
Remote control input/output (IR)1/00/0
DC trigger output (12V)10

Multichannel surround

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

TX-RZ730
7
AVENTAGE RX-A680
7

TX-RZ730 AVENTAGE RX-A680
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, DTS-Surround, DTS-Neo:6
Auro-3D
IMAX Enhanced
Multichannel stereo
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