Onkyo TX-NR555 vs Onkyo TX-RZ3100

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Let's make the Onkyo TX-NR555 versus Onkyo TX-RZ3100 comparison. According to the results of our review, Onkyo TX-NR555 received 7 points out of 10 possible, and Onkyo TX-RZ3100 was rated 8.2 points. Both AV receivers were introduced in 2016. After comparison, it will become clear that among these two devices, the TX-RZ3100 is more suitable for the role of the heart of home theater system.

Main advantages Onkyo TX-NR555 over Onkyo TX-RZ3100

Main advantages Onkyo TX-RZ3100 over Onkyo TX-NR555

Amplifiers

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

The number of channels is equal to the number of possible connected speakers. The Onkyo TX-NR555 supports 7.2-channels sound, but Onkyo TX-RZ3100 supports a 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 TX-NR555 it is 130/6 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.

Connectivity

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

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

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-NR555 got 7 points, but Onkyo TX-RZ3100 received 9 points.

Onkyo TX-NR555 is equipped with 6/1 HDMI inputs and outputs, and Onkyo TX-RZ3100 has 8/2 HDMI inputs and outputs.

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.

Additional features

In terms of evaluating additional features, both receivers received a score of 6 out of 10.

Only the Onkyo TX-NR555 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-NR555 got 7 points for the multichannel surround sound and Onkyo TX-RZ3100 got 8.