Yamaha RX-V685BL vs Onkyo TX-SR383

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Along with the growing popularity of custom home theater builds, the comparison of Yamaha RX-V685BL and Onkyo TX-SR383 takes place. According to the results of our review, Yamaha RX-V685BL received 7.4 points out of 10 possible, and Onkyo TX-SR383 was rated 4.8 points. Both AV receivers were introduced in 2018. Based on the data on the characteristics and features of both models, we can conclude that RX-V685BL has better performance than TX-SR383.

Main advantages Yamaha RX-V685BL over Onkyo TX-SR383

Main advantages Onkyo TX-SR383 over Yamaha RX-V685BL

Amplifiers

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

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 RX-V685BL it is 90/8 W/Ohm.

Audio features

After reviewing the audio features of each model, we can rate the RX-V685BL 9 out of 10, and the TX-SR383 - 6.

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 only on the RX-V685BL.

Pure Direct mode feeds sound directly to the amplifier and bypasses any DSP processing. Only Yamaha RX-V685BL 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, Yamaha RX-V685BL scored 8, and Onkyo TX-SR383 scored 6 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, Yamaha RX-V685BL got 7 points, but Onkyo TX-SR383 received 6 points.

Yamaha RX-V685BL is equipped with 5/2 HDMI inputs and outputs, and Onkyo TX-SR383 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 only on Yamaha RX-V685BL.

Connecting a vinyl player or phonograph is possible using a Phono input which is represented by mini-jack or RCA connectors. Only the RX-V685BL 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 RX-V685BL were rated 8 out of 10 against the 6 for the TX-SR383.

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 only with Yamaha RX-V685BL.

Additional features

In terms of evaluating additional features, the RX-V685BL got 7 points, but the TX-SR383 has 4.

Only the Yamaha RX-V685BL 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

Yamaha RX-V685BL got 7 points for the multichannel surround sound and Onkyo TX-SR383 got 5.

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. Yamaha RX-V685BL 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 only on the RX-V685BL.