Sony STR-ZA3100ES vs Yamaha RX-V685BL

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The Sony STR-ZA3100ES versus Yamaha RX-V685BL comparison makes clear all pros and cons of AV receivers. According to the results of our review, Sony STR-ZA3100ES received 6.3 points out of 10 possible, and Yamaha RX-V685BL was rated 7.4 points. The release date of STR-ZA3100ES is 2017, and RX-V685BL is 2018. Identified advantages have shown that RX-V685BL is better over STR-ZA3100ES mainly as a home theater processor.

Main advantages Sony STR-ZA3100ES over Yamaha RX-V685BL

Main advantages Yamaha RX-V685BL over Sony STR-ZA3100ES

Amplifiers

For the built-in amplifier, the devices received different marks - 7 and 8, 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 RX-V685BL this value is 90/8 W/Ohm, and for the STR-ZA3100ES it is 70/8 W/Ohm.

Audio features

After reviewing the audio features of each model, we can rate the STR-ZA3100ES 7 out of 10, and the RX-V685BL - 9.

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, Sony STR-ZA3100ES scored 6, and Yamaha RX-V685BL scored 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, Sony STR-ZA3100ES got 9 points, but Yamaha RX-V685BL received 7 points.

Sony STR-ZA3100ES is equipped with 6/2 HDMI inputs and outputs, and Yamaha RX-V685BL has 5/2 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 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 STR-ZA3100ES were rated 7 out of 10 against the 8 for the RX-V685BL.

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 Yamaha RX-V685BL.

Additional features

In terms of evaluating additional features, the STR-ZA3100ES got 6 points, but the RX-V685BL has 7.

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

For the ability to create multichannel surround sound, each of the receivers received 7 points out of 10.

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. Only the STR-ZA3100ES licensed by IMAX.