Onkyo TX-NR555 vs Denon HEOS AVR review

Votes 1 1
Rating 5 5

AV receivers comparison chart

Onkyo TX-NR555 vs Denon HEOS AVR review

Onkyo TX-NR555
vs
Denon HEOS AVR

What is better - Onkyo TX-NR555 vs Denon HEOS AVR?

Amplifier

The number of channels for receivers is different - 7.2 versus 5.1, respectively, for devices. In terms of power, there are differences, the TX-NR555 has such a ratio W/Ohm - 130/6, while the HEOS AVR has a power of 50/8, 65/6. The value of total harmonic distortion is also different, and for the TX-NR555 it is 0.08%, but for the HEOS AVR it is 0.05%. The Bi-amping function is implemented only in the Onkyo TX-NR555. Both Onkyo TX-NR555 and Denon HEOS AVR can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Onkyo TX-NR555 works with Deezer, TIDAL, Pandora, but the Denon HEOS AVR works with Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud.

Video features

Support for the HDR function can only boast of the TX-NR555. The quality of 4K/60Hz signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the TX-NR555 and the HEOS AVR. None of the devices can increase the resolution of the incoming video signal. Review participants do not have the Dolby Vision feature.

Extensive connections

The number of HDMI inputs/outputs varies depending on the receiver, the TX-NR555 has 6/1, and the HEOS AVR has 4/1.Onkyo TX-NR555 connectionsDenon HEOS AVR connections HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-NR555 and the HEOS AVR. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. TX-NR555 and HEOS AVR support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Onkyo TX-NR555. There is an ECO mode in TX-NR555. None of these units can be properly configured using the setup assistant.

Multichannel surround

A Dolby Atmos multichannel audio format is available only in the TX-NR555. Only in the TX-NR555 realized a DTS:X surround technology.

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General

Item

Onkyo TX-NR555
Denon HEOS AVR

Model

TX-NR555
HEOS AVR

Brand

Onkyo
Denon

Reviews

82
15

Amplifier

Channels

7.2
5.1

Stereo power (RMS), W/Ohm

130/6
50/8, 65/6

Output impedance, Ohm

6
8, 6

Frequency response

10Hz-100KHz
10Hz-100KHz

THD in stereo, %

0.08
0.05

Audio features

Digital to analog converter (DAC)

Hi-Grade 384 KHz/32-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

AccuEQ

Speaker A/B switching

Other audio features

Double Bass Function, CinemaFILTER
has not

Connectivity

Wi-Fi

2.4/5GHz

USB

1 (USB 2.0)
1 (USB 2.0)

Bluetooth

Ethernet (RJ45)

1
1

DLNA

MHL

Streaming services

Apple Music (AirPlay)

AirPlay

Amazon Music

Spotify

Other streaming services

Deezer, TIDAL, Pandora
Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud

Extensive connection

HDMI input/output

6/1
4/1

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
1

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

2/0
0/0

Phono (MM) input

Front panel connectors

phones, setup mic, AUX

Multi channel preamp output

Video features

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

Dolby Vision

Other video features

DeepColor, x.v.Color
has not

Additional features

Voice control

Amazon Alexa, Google Assistant

App control

iPhone, iPad, iPod, Android
iPhone, iPad, iPod, Android

Display

colour OSD

Tuner

AM, FM

Sleep timer

Auto power off

ECO mode

Graphical user interface (GUI)

Setup assistant

Firmware update

network, USB
network, USB

Other additional features

has not
has not

Multi-room

Multi-room zones

2
has not

Zone audio output

speaker, preout
has not

Zone HDMI output

has not

Multi-room control

FlareConnect
HEOS App

RS-232

0
0

Remote control input/output (IR)

0/0
1/0

DC trigger output (12V)

0
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

has not
Dolby Pro Logic

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

has not
has not

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

has not
has not

Power

Operational power consumption, W

460
110

Standby consumption, W

0.1
0.1

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.5 x 17.3 x 37.8/17 x 6.7 x 14.5
43.1 x 7.6 x 27.9/17.1 x 3.6 x 11

Weight, kg/lbs

9.4/20.7
5.9/13/2

Other

Release year

2016
2017
Onkyo TX-NR555
Denon HEOS AVR
Onkyo TX-NR555
Denon HEOS AVR

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 7
  • 4.8
  • 7Onkyo TX-NR555
  • 4.8Denon HEOS AVR