Onkyo TX-SR373 vs Onkyo TX-NR595

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An overview of Onkyo TX-SR373 and Onkyo TX-NR595 will help us understand the many features that the devices are equipped with. According to the results of our review, Onkyo TX-SR373 received 4.2 points out of 10 possible, and Onkyo TX-NR595 was rated 7.5 points. The release date of TX-SR373 is 2017, and TX-NR595 is 2019. And as a result of the review, it becomes clear that TX-SR373 is inferior in audio processing features to TX-NR595.

Main advantages Onkyo TX-SR373 over Onkyo TX-NR595

Main advantages Onkyo TX-NR595 over Onkyo TX-SR373

Amplifiers

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 Onkyo TX-SR373 supports 5.1-channels sound, but Onkyo TX-NR595 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-NR595 this value is 170/6 W/Ohm, and for the TX-SR373 it is 135/6 W/Ohm.

Audio features

After reviewing the audio features of each model, we can rate the TX-SR373 5 out of 10, and the TX-NR595 - 9.

Bi-amping is the amplification of one speaker with two amplifiers. This amplification method has a positive effect on sound quality. Bi-amping is possible on the TX-NR595.

Pure Direct mode feeds sound directly to the amplifier and bypasses any DSP processing. Only Onkyo TX-NR595 has Pure Direct mode.

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 markedly different, Onkyo TX-SR373 scored 5, and Onkyo TX-NR595 scored 8 out of 10.

Wireless connection via Wi-Fi is possible on the Onkyo TX-NR595.

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

Wired internet connection via RJ45 allows receiver faster connection than wireless or even use NAS storages. Wired connection via RJ45 is possible in the TX-NR595 only.

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, both receivers got 6 points on our 10-point scale.

Onkyo TX-SR373 is equipped with 4/1 HDMI inputs and outputs, and Onkyo TX-NR595 has 6/2 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-NR595 has a Phono interface.

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-SR373 were rated 5 out of 10 against the 10 for the TX-NR595.

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 Onkyo TX-NR595.

Additional features

In terms of evaluating additional features, the TX-SR373 got 5 points, but the TX-NR595 has 7.

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 TX-NR595 can be controlled by voice via Google Assistant.

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-SR373 got 5 points for the multichannel surround sound and Onkyo TX-NR595 got 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-NR595 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-NR595.