Choosing an AV receiver is not an easy task and the Denon AVR-S750H versus Pioneer Elite SC-LX704 comparison is meant to help you with this. According to the results of our review, Denon AVR-S750H received 7 points out of 10 possible, and Pioneer Elite SC-LX704 was rated 8.8 points. Both AV receivers were introduced in 2019. As a result, it becomes clear that Elite SC-LX704 is a better option for home theater than AVR-S750H.
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. The Denon AVR-S750H supports 7.2-channels sound, but Pioneer Elite SC-LX704 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 SC-LX704 this value is 135/8 W/Ohm, and for the AVR-S750H it is 75/8 W/Ohm.
|Stereo power (RMS), W/Ohm||75/8, 110/6||135/8|
|Output impedance, Ohm||8, 6||8|
|THD in stereo, %||0.08||0.08|
After reviewing the audio features of each model, we can rate the AVR-S750H 6 out of 10, and the Elite SC-LX704 - 10.
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 SC-LX704.
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. Pioneer Elite SC-LX704 can work with the main and additional set of speakers - and switch between them.
|Digital to analog converter (DAC)||AKM 192 KHz/32-bit||ES9026PRO 384 KHz/32-bit|
|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-S750H scored 7, and Pioneer Elite SC-LX704 scored 8 out of 10.
Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.
|USB||1 (USB 2.0)||1 (USB 2.0)|
Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.
|Apple Music (AirPlay)||AirPlay, AirPlay 2||AirPlay, AirPlay 2|
|Other streaming services||Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud, Mood Mix||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-S750H got 7 points, but Pioneer Elite SC-LX704 received 8 points.
Denon AVR-S750H is equipped with 6/1 HDMI inputs and outputs, and Pioneer Elite SC-LX704 has 7/3 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 Denon AVR-S750H.
|HDMI ARC (Audio Return Channel)||✔||✔|
|HDMI eARC (Enhanced Audio Return Channel)||✔||✖|
|Digital content protection (HDCP)||HDCP 2.3||HDCP 2.3|
|Subwoofer output (LFE)||2||2|
|Headphone output||1 x 6.3||1 x 6.3|
|Optical digital input||2||3|
|Coaxial digital input||1||2|
|Phono (MM) input||✔||✔|
|Front panel connectors||USB, HDMI, phones, setup mic||USB, HDMI, phones, setup mic|
|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-S750H were rated 6 out of 10 against the 10 for the Elite SC-LX704.
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 SC-LX704.
|HDR (High Dynamic Range)||HDR10||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|
|Analog to HDMI scaling||✖||✔|
|HDMI to HDMI scaling||✖||✔|
|Other video features||HLG, BT.2020||x.v.Color, HLG, BT.2020|
In terms of evaluating additional features, the AVR-S750H got 10 points, but the Elite SC-LX704 has 9.
Only the Denon AVR-S750H has the ECO mode.
|Voice control||Amazon Alexa, Google Assistant, Siri, Josh.AI||Amazon Alexa|
|App control||iPhone, iPad, iPod, Android, Amazon Kindle||iPhone, iPad, iPod, Android|
|Display||colour OSD||colour OSD|
|Tuner||AM, FM||AM, FM|
|Auto power off||✔||✔|
|Graphical user interface (GUI)||✔||✔|
|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.
|Zone audio output||speaker||speaker, preout|
|Zone HDMI output||✖||✔|
|Multi-room control||HEOS App||Pioneer Control App, FlareConnect|
|Remote control input/output (IR)||0/0||1/1|
|DC trigger output (12V)||0||2|
Denon AVR-S750H got 7 points for the multichannel surround sound and Pioneer Elite SC-LX704 got 8.
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 SC-LX704 licensed by IMAX.
|Dolby (other)||Dolby Digital Plus, Dolby Atmos Height Virtualization||Dolby Digital Plus, Dolby Atmos Height Virtualization|
|DTS HD Master||✔||✔|
|DTS (other)||DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS||DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS|