Onkyo TX-SR383 vs Onkyo TX-NR5100

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Along with the growing popularity of custom home theater builds, the comparison of Onkyo TX-SR383 and Onkyo TX-NR5100 takes place. According to the results of our review, Onkyo TX-SR383 received 4.8 points out of 10 possible, and Onkyo TX-NR5100 was rated 7.3 points. The release date of TX-SR383 is 2018, and TX-NR5100 is 2021. Based on the data on the characteristics and features of both models, we can conclude that TX-NR5100 has better performance than TX-SR383.

Main advantages Onkyo TX-SR383 over Onkyo TX-NR5100

Main advantages Onkyo TX-NR5100 over Onkyo TX-SR383

Amplifiers

For the built-in amplifier, the models have rated 7 points out of 10.

The number of channels is equal to the number of possible connected speakers. Both receivers can handle the 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-SR383 this value is 100/8 W/Ohm, and for the TX-NR5100 it is 80/8 W/Ohm.

Audio features

After reviewing the audio features of each model, we can rate the TX-SR383 6 out of 10, and the TX-NR5100 - 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-NR5100.

Pure Direct mode feeds sound directly to the amplifier and bypasses any DSP processing. Only Onkyo TX-NR5100 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.

Speaker A/B switching allows you to change between the main and sub speaker set. Onkyo TX-NR5100 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-SR383 scored 6, and Onkyo TX-NR5100 scored 9 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, both receivers got 6 points on our 10-point scale.

Onkyo TX-SR383 is equipped with 4/1 HDMI inputs and outputs, and Onkyo TX-NR5100 has 4/2 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 Onkyo TX-NR5100.

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-SR383 in the HDCP 2.2 version, and Onkyo TX-NR5100 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-NR5100 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-SR383 were rated 6 out of 10 against the 8 for the TX-NR5100.

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-SR383 works with the 4K/60Hz video, and the TX-NR5100 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 Onkyo TX-NR5100.

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-NR5100.

Additional features

In terms of evaluating additional features, the TX-SR383 got 4 points, but the TX-NR5100 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 TX-NR5100 can be controlled by voice via Amazon Alexa, Google Assistant, Siri, Josh.AI. Onkyo TX-NR5100 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-SR383 got 5 points for the multichannel surround sound and Onkyo TX-NR5100 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-NR5100 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-NR5100.