The Denon AVR-S540BT vs Marantz NR1608 comparison makes sense because it shows what devices in their segments can offer. According to the results of our review, Denon AVR-S540BT received 5.5 points out of 10 possible, and Marantz NR1608 was rated 8.3 points. The release date of AVR-S540BT is 2018, and NR1608 is 2017. NR1608 is more suitable as the heart of home theater system than its opponent - AVR-S540BT.
For the built-in amplifier, the models have rated 6 points out of 10.
The number of channels is equal to the number of possible connected speakers. The Denon AVR-S540BT supports 5.2-channels sound, but Marantz NR1608 supports a 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 AVR-S540BT this value is 70/8 W/Ohm, and for the NR1608 it is 50/8 W/Ohm.
|Stereo power (RMS), W/Ohm||70/8, 90/6||50/8, 70/6|
|Output impedance, Ohm||8, 6||8, 6|
|THD in stereo, %||0.08||0.05|
After reviewing the audio features of each model, we can rate the AVR-S540BT 6 out of 10, and the NR1608 - 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 NR1608.
Pure Direct mode feeds sound directly to the amplifier and bypasses any DSP processing. Only Marantz NR1608 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.
Speaker A/B switching allows you to change between the main and sub speaker set. Marantz NR1608 can work with the main and additional set of speakers - and switch between them.
|Digital to analog converter (DAC)||192 KHz/32-bit||AK4458 384 KHz/32-bit|
|Pure direct (straight)||✖||✔|
|Auto speaker calibration||Audyssey MultEQ||Audyssey MultEQ|
|Speaker A/B switching||✖||✔|
|Other audio features||Compressed Audio Restorer||Hi-Res audio, Audyssey Dynamic Volume, Audyssey Dynamic EQ|
The connectivity of competitors in our comparison is markedly different, Denon AVR-S540BT scored 5, and Marantz NR1608 scored 8 out of 10.
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 NR1608 only.
|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|
|Other streaming services||TIDAL, Pandora||Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud|
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-S540BT got 6 points, but Marantz NR1608 received 8 points.
Denon AVR-S540BT is equipped with 5/1 HDMI inputs and outputs, and Marantz NR1608 has 8/1 HDMI inputs and outputs.
|HDMI ARC (Audio Return Channel)||✔||✔|
|HDMI eARC (Enhanced Audio Return Channel)||✖||✖|
|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|
|Phono (MM) input||✖||✖|
|Front panel connectors||USB, 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-S540BT were rated 6 out of 10 against the 10 for the NR1608.
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 Marantz NR1608.
|HDR (High Dynamic Range)||✔||✔|
|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||HLG, BT.2020|
In terms of evaluating additional features, the AVR-S540BT got 8 points, but the NR1608 has 10.
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 NR1608 can be controlled by voice via Amazon Alexa, Google Assistant, Siri, Josh.AI.
|Voice control||✖||Amazon Alexa, Google Assistant, Siri, Josh.AI|
|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||USB||network, USB|
|Other additional features||has not||IP Control|
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.
|Multi-room zones||has not||2|
|Zone audio output||has not||speaker, preout|
|Zone HDMI output||has not||✖|
|Multi-room control||has not||Marantz 2016 AVR Remote App, HEOS App|
|Remote control input/output (IR)||0/0||1/0|
|DC trigger output (12V)||0||1|
Denon AVR-S540BT got 5 points for the multichannel surround sound and Marantz NR1608 got 7.
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. Marantz NR1608 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 NR1608.
|Dolby (other)||Dolby Digital Plus||Dolby Digital Plus|
|DTS HD Master||✔||✔|
|DTS (other)||DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS||has not|