Onkyo TX-RZ3100 vs Marantz SR8015

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Being able to compare Onkyo TX-RZ3100 and Marantz SR8015 gave us an insight into what of them would be better for home theater configuration. According to the results of our review, Onkyo TX-RZ3100 received 8.2 points out of 10 possible, and Marantz SR8015 was rated 9.8 points. The release date of TX-RZ3100 is 2016, and SR8015 is 2020. SR8015 is more performable in terms of audio broadcast than the TX-RZ3100.

Main advantages Onkyo TX-RZ3100 over Marantz SR8015

Main advantages Marantz SR8015 over Onkyo TX-RZ3100

Amplifiers

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

The number of channels is equal to the number of possible connected speakers. Both receivers can handle the 11.2-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-RZ3100 this value is 200/6 W/Ohm, and for the SR8015 it is 175/6 W/Ohm.

Audio features

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

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. Marantz SR8015 can work with the main and additional set of speakers - and switch between them.

Connectivity

The connectivity of competitors in our comparison is markedly different, Onkyo TX-RZ3100 scored 8, and Marantz SR8015 scored 10 out of 10.

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

DLNA is the perfect way to use your local cloud storage to stream movies and music directly to a TV. You can use the DLNA protocol only with Marantz SR8015.

Streaming services

Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.

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-RZ3100 got 9 points, but Marantz SR8015 received 10 points.

Onkyo TX-RZ3100 is equipped with 8/2 HDMI inputs and outputs, and Marantz SR8015 has 8/3 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 Marantz SR8015.

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-RZ3100 in the HDCP 2.2 version, and Marantz SR8015 has the HDCP 2.3 version.

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-RZ3100 were rated 7 out of 10 against the 10 for the SR8015.

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 TX-RZ3100 works with the 4K/60Hz video, and the SR8015 has the 4K/120Hz.

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 on Marantz SR8015.

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 Marantz SR8015.

Additional features

In terms of evaluating additional features, the TX-RZ3100 got 6 points, but the SR8015 has 10.

Voice control allows you to control the basic functions of the receiver through a smartphone, smart speaker or using the microphone that comes with the kit. The SR8015 can be controlled by voice via Amazon Alexa, Google Assistant, Siri, Josh.AI. Marantz SR8015 has the ECO mode.

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.

Multichannel surround

Onkyo TX-RZ3100 got 8 points for the multichannel surround sound and Marantz SR8015 got 10.

Auro 3D gives a bit more versatility than Dolby Atmos or DTS:X and provides a hemispherical sound and enables a receiver to produce 3D sound stages. Marantz SR8015 has Auro-3D on its feature list.

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 SR8015 licensed by IMAX.