Denon HEOS AVR vs Onkyo TX-RZ840 review

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AV receivers comparison chart

Denon HEOS AVR vs Onkyo TX-RZ840 review

Denon HEOS AVR
vs
Onkyo TX-RZ840

Denon HEOS AVR vs Onkyo TX-RZ840 comparison definitely makes sense.

Amplifier

A significant difference between the receivers in the number of channels, Denon HEOS AVR has 5.1 versus 9.2 for Onkyo TX-RZ840. Regarding power, then HEOS AVR has such a W/Ohm ratio - 50/8, 65/6 when TX-RZ840 has a power of 180/6. The THD is 0.05% for the HEOS AVR but 0.08% for the TX-RZ840. Only the TX-RZ840 supports Bi-amping feature. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.

Connectivity

Both models have the ability to connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Spotify can be used on each receiver. The HEOS AVR can work with the audio stream from Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud, and the TX-RZ840 can receive a content from Deezer, TIDAL, Pandora, TuneIn Radio. Compared AV receivers retain the quality of 4K/60Hz signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. Both competitors are not able to scale the HDMI signal. Dolby Vision technology found support only on the TX-RZ840.

Extensive connections

The Denon HEOS AVR has 4/1 HDMI inputs/outputs versus 7/2 HDMI connectors of the Onkyo TX-RZ840.Denon HEOS AVR connectionsOnkyo TX-RZ840 connections The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the TX-RZ840. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. Both models support the standard HDCP 2.2. The TX-RZ840 has a built-in phono stage for connecting a vinyl player. The HEOS AVR supports voice control via Amazon Alexa, Google Assistant, and the TX-RZ840 - Google Assistant. An ECO mode is not present in each of the AV receivers. The setup assistant will help you configure Onkyo TX-RZ840.

Multichannel surround

Only the TX-RZ840 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the TX-RZ840.

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General

Item

Denon HEOS AVR
Onkyo TX-RZ840

Model

HEOS AVR
TX-RZ840

Brand

Denon
Onkyo

Reviews

15
36

Amplifier

Channels

5.1
9.2

Stereo power (RMS), W/Ohm

50/8, 65/6
180/6

Output impedance, Ohm

8, 6
6

Frequency response

10Hz-100KHz
10Hz-100KHz

THD in stereo, %

0.05
0.08

Audio features

Digital to analog converter (DAC)

AKM 384 KHz/32-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

AccuEQ

Speaker A/B switching

Other audio features

has not
Advanced Music Optimizer, Theater-Dimensional, Hi-Res audio

Connectivity

Wi-Fi

USB

1 (USB 2.0)
1 (USB 2.0)

Bluetooth

Ethernet (RJ45)

1
1

DLNA

MHL

Streaming services

Apple Music (AirPlay)

AirPlay, AirPlay 2

Amazon Music

Spotify

Other streaming services

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

Extensive connection

HDMI input/output

4/1
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)

1
2

Headphone output

1 x 6.3
1 x 6.3

Optical digital input

1
1

Coaxial digital input

1
1

Composite input

0
2

Component input/output

0/0
1/0

Phono (MM) input

Front panel connectors

HDMI, phones, setup mic

Multi channel preamp output

Video features

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 scaling

HDMI to HDMI scaling

Dolby Vision

Other video features

has not
DeepColor, x.v.Color, HLG, BT.2020

Additional features

Voice control

Amazon Alexa, Google Assistant
Google Assistant

App control

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

Display

fluorescent

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
IP Control

Multi-room

Multi-room zones

has not
3

Zone audio output

has not
speaker, preout

Zone HDMI output

has not

Multi-room control

HEOS App
FlareConnect

RS-232

0
1

Remote control input/output (IR)

1/0
1/0

DC trigger output (12V)

0
1

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby Pro Logic
Dolby Digital Plus, Dolby Atmos Height Virtualization

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

has not
DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

has not
AIFF

Power

Operational power consumption, W

110
870

Standby consumption, W

0.1
0.15

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.1 x 7.6 x 27.9/17.1 x 3.6 x 11
43.5 x 20.1 x 39.8/17 x 7.8 x 15.3

Weight, kg/lbs

5.9/13/2
17/37.4

Other

Release year

2017
2019
Denon HEOS AVR
Onkyo TX-RZ840
Denon HEOS AVR
Onkyo TX-RZ840

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 4.8
  • 8.4
  • 4.8Denon HEOS AVR
  • 8.4Onkyo TX-RZ840