Let's compare Denon AVR-S640H versus Pioneer Elite VSX-LX304 for an overview of all their pros and cons. According to the results of our review, Denon AVR-S640H received 6.2 points out of 10 possible, and Pioneer Elite VSX-LX304 was rated 8.5 points. The release date of AVR-S640H is 2018, and Elite VSX-LX304 is 2019. And as a result of the comparison, Elite VSX-LX304 seems to be a better option for the role of a home theater center than AVR-S640H.
For the built-in amplifier, the devices received different marks - 6 and 9, 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 Pioneer Elite VSX-LX304 supports a 9.2-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 Elite VSX-LX304 this value is 100/8 W/Ohm, and for the AVR-S640H it is 75/8 W/Ohm.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
Channels | 5.2 | 9.2 |
Stereo power (RMS), W/Ohm | 75/8, 100/6 | 100/8, 225/6 |
Output impedance, Ohm | 8, 6 | 8, 6 |
Frequency response | 10Hz-100KHz | 5Hz-100KHz |
THD in stereo, % | 0.08 | 0.08 |
After reviewing the audio features of each model, we can rate the AVR-S640H 6 out of 10, and the Elite VSX-LX304 - 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 Elite VSX-LX304.
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.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
Digital to analog converter (DAC) | 192 KHz/32-bit | AK4458 384 KHz/32-bit |
Bi-amping | ✖ | ✔ |
Pure direct (straight) | ✔ | ✔ |
Auto speaker calibration | Audyssey MultEQ | MCACC |
Speaker A/B switching | ✖ | ✖ |
Other audio features | Audyssey Dynamic Volume, Audyssey Dynamic EQ, Compressed Audio Restorer, Hi-Res audio | Advanced Sound Retriever, Hi-Res audio |
The connectivity of competitors in our comparison is markedly different, Denon AVR-S640H scored 7, and Pioneer Elite VSX-LX304 scored 8 out of 10.
Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
Wi-Fi | ✔ | ✔ |
USB | 1 (USB 2.0) | 1 (USB 2.0) |
Bluetooth | ✔ | ✔ |
Ethernet (RJ45) | 1 | 1 |
DLNA | ✖ | ✖ |
MHL | ✖ | ✖ |
Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
Apple Music (AirPlay) | AirPlay, AirPlay 2 | AirPlay, AirPlay 2 |
Amazon Music | ✔ | ✔ |
Spotify | ✔ | ✔ |
Other streaming services | Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud | Deezer, TIDAL, Pandora |
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 Pioneer Elite VSX-LX304 received 7 points.
Denon AVR-S640H is equipped with 5/1 HDMI inputs and outputs, and Pioneer Elite VSX-LX304 has 7/2 HDMI inputs and outputs.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
HDMI input/output | 5/1 | 7/2 |
HDMI ARC (Audio Return Channel) | ✔ | ✔ |
HDMI eARC (Enhanced Audio Return Channel) | ✖ | ✖ |
HDMI CEC | ✔ | ✔ |
Digital content protection (HDCP) | HDCP 2.2 | HDCP 2.2 |
Subwoofer output (LFE) | 2 | 2 |
Headphone output | 1 x 6.3 | 1 x 6.3 |
Optical digital input | 2 | 1 |
Coaxial digital input | 1 | 1 |
Composite input | 2 | 0 |
Component input/output | 0/0 | 0/0 |
Phono (MM) input | ✔ | ✔ |
Front panel connectors | USB, phones, setup mic | USB, HDMI, phones, setup mic, AUX |
Multi channel preamp output | ✖ | ✔ |
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 8 for the Elite VSX-LX304.
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 Pioneer Elite VSX-LX304.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
HDR (High Dynamic Range) | ✔ | HDR10 |
4K signal pass-through | 4K/60Hz | 4K/60Hz |
8K signal pass-through | ✖ | ✖ |
HDMI signal pass-through | ✔ | ✔ |
3D signal pass-through | ✔ | ✔ |
HDMI pass-through in standby mode | ✔ | ✔ |
Video conversion | ✖ | ✖ |
Analog to HDMI scaling | ✖ | ✖ |
HDMI to HDMI scaling | ✖ | ✔ |
Dolby Vision | ✔ | ✔ |
Other video features | BT.2020, HLG | DeepColor, x.v.Color, HLG, BT.2020 |
In terms of evaluating additional features, the AVR-S640H got 10 points, but the Elite VSX-LX304 has 9.
Only the Denon AVR-S640H has the ECO mode.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
Voice control | Amazon Alexa, Google Assistant, Siri, Josh.AI | Amazon Alexa |
App control | iPhone, iPad, iPod, Android | iPhone, iPad, iPod, Android |
Display | colour OSD | colour OSD |
Tuner | AM, FM | AM, FM |
Sleep timer | ✔ | ✔ |
Auto power off | ✔ | ✔ |
ECO mode | ✔ | ✖ |
Graphical user interface (GUI) | ✔ | ✔ |
Setup assistant | ✔ | ✔ |
Firmware update | network, USB | network, USB |
Other additional features | IP Control, Web Control | has not |
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.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
Multi-room zones | has not | 3 |
Zone audio output | has not | speaker, preout |
Zone HDMI output | has not | ✔ |
Multi-room control | has not | Pioneer Control App, FlareConnect |
RS-232 | 0 | 1 |
Remote control input/output (IR) | 0/0 | 1/1 |
DC trigger output (12V) | 0 | 2 |
Denon AVR-S640H got 5 points for the multichannel surround sound and Pioneer Elite VSX-LX304 got 8.
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. Pioneer Elite VSX-LX304 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 Elite VSX-LX304.
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. The Elite VSX-LX304 licensed by IMAX.
AVR-S640H | Elite VSX-LX304 | |
---|---|---|
Dolby Atmos | ✖ | ✔ |
Dolby TrueHD | ✔ | ✔ |
Dolby Surround | ✖ | ✔ |
Dolby (other) | Dolby Digital Plus, Dolby Pro Logic | Dolby Digital Plus, Dolby Atmos Height Virtualization |
DTS:X | ✖ | ✔ |
DTS HD Master | ✔ | ✔ |
DTS Virtual:X | ✖ | ✖ |
DTS Neural:X | ✖ | ✔ |
DTS (other) | DTS 96/24, DTS-HD, DTS-EXPRESS, DTS-Surround, DTS Neo:6 | DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS |
Auro-3D | ✖ | ✖ |
IMAX Enhanced | ✖ | ✔ |
Multichannel stereo | ✔ | ✖ |