An overview of Marantz NR1608 and Pioneer SC-LX502 will help us understand the many features that the devices are equipped with. According to the results of our review, Marantz NR1608 received 8.3 points out of 10 possible, and Pioneer SC-LX502 was rated 8.1 points. Both AV receivers were introduced in 2017. And as a result of the review, it becomes clear that SC-LX502 is inferior in audio processing features to NR1608.
For the built-in amplifier, the devices received different marks - 6 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 SC-LX502 this value is 120/8 W/Ohm, and for the NR1608 it is 50/8 W/Ohm.
|Stereo power (RMS), W/Ohm||50/8, 70/6||120/8, 225/6|
|Output impedance, Ohm||8, 6||8, 6|
|THD in stereo, %||0.05||0.08|
The score for audio features is 10 of 10 for both receivers.
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.
|Digital to analog converter (DAC)||AK4458 384 KHz/32-bit||AK4458 768 KHz/32-bit|
|Pure direct (straight)||✔||✔|
|Auto speaker calibration||Audyssey MultEQ||MCACC|
|Speaker A/B switching||✔||✔|
|Other audio features||Hi-Res audio, Audyssey Dynamic Volume, Audyssey Dynamic EQ||Advanced Sound Retriever, Hi-Res audio, Reflex Optimizer|
The connectivity of competitors in our comparison is equal and was rated 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|
|Other streaming services||Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud||Deezer, TIDAL, Pandora, TuneIn Radio|
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, both receivers got 8 points on our 10-point scale.
Marantz NR1608 is equipped with 8/1 HDMI inputs and outputs, and Pioneer SC-LX502 has 7/2 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 SC-LX502 has a Phono interface.
|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||1||2|
|Coaxial digital input||1||1|
|Phono (MM) input||✖||✔|
|Front panel connectors||USB, HDMI, 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 rivals in our comparison were rated 10 out of 10.
|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||analog to HDMI|
|Analog to HDMI scaling||✔||✔|
|HDMI to HDMI scaling||✔||✔|
|Other video features||HLG, BT.2020||DeepColor, x.v.Color, HLG|
In terms of evaluating additional features, the NR1608 got 10 points, but the SC-LX502 has 7.
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. Only the Marantz NR1608 has the ECO mode.
|Voice control||Amazon Alexa, Google Assistant, Siri, Josh.AI||✖|
|App control||iPhone, iPad, iPod, Android||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||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.
|Zone audio output||speaker, preout||speaker, preout|
|Zone HDMI output||✖||✔|
|Multi-room control||Marantz 2016 AVR Remote App, HEOS App||FlareConnect|
|Remote control input/output (IR)||1/0||1/1|
|DC trigger output (12V)||1||2|
For the ability to create multichannel surround sound, each of the receivers received 7 points out of 10.
|Dolby (other)||Dolby Digital Plus||Dolby Digital Plus|
|DTS HD Master||✔||✔|
|DTS (other)||has not||DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS|