Denon AVR-S640H vs Yamaha RX-V383BL

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Being able to compare Denon AVR-S640H and Yamaha RX-V383BL gave us an insight into what of them would be better for home theater configuration. According to the results of our review, Denon AVR-S640H received 6.2 points out of 10 possible, and Yamaha RX-V383BL was rated 5 points. The release date of AVR-S640H is 2018, and RX-V383BL is 2017. AVR-S640H is more performable in terms of audio broadcast than the RX-V383BL.

Main advantages Denon AVR-S640H over Yamaha RX-V383BL

Main advantages Yamaha RX-V383BL over Denon AVR-S640H

Amplifiers

For the built-in amplifier, the devices received different marks - 6 and 5, respectively, on a 10-point scale.

The number of channels is equal to the number of possible connected speakers. The Denon AVR-S640H supports 5.2-channels sound, but Yamaha RX-V383BL supports a 5.1-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 AVR-S640H this value is 100/6 W/Ohm, and for the RX-V383BL it is 70/6 W/Ohm.

Audio features

After reviewing the audio features of each model, we can rate the AVR-S640H 6 out of 10, and the RX-V383BL - 5.

Pure Direct mode feeds sound directly to the amplifier and bypasses any DSP processing. Only Denon AVR-S640H 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, Denon AVR-S640H scored 7, and Yamaha RX-V383BL scored 5 out of 10.

Wireless connection via Wi-Fi is possible only on the Denon AVR-S640H.

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 AVR-S640H 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, Denon AVR-S640H got 6 points, but Yamaha RX-V383BL received 5 points.

Denon AVR-S640H is equipped with 5/1 HDMI inputs and outputs, and Yamaha RX-V383BL has 4/1 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 AVR-S640H 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 AVR-S640H were rated 6 out of 10 against the 9 for the RX-V383BL.

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-V383BL.

Additional features

In terms of evaluating additional features, the AVR-S640H got 10 points, but the RX-V383BL has 5.

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 AVR-S640H can be controlled by voice via Amazon Alexa, Google Assistant, Siri, Josh.AI.

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 5 points out of 10.