Denon AVR-X6700H vs Onkyo TX-SR353 review

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AV receivers comparison chart

Denon AVR-X6700H vs Onkyo TX-SR353 review

Denon AVR-X6700H
vs
Onkyo TX-SR353

The present review is aimed to compare two AV receivers - Denon AVR-X6700H vs Onkyo TX-SR353 that are meant to satisfy the needs of cinema and music lovers.

Amplifier

A significant difference between the receivers in the number of channels, Denon AVR-X6700H has 11.2 versus 5.1 for Onkyo TX-SR353. Regarding power, then AVR-X6700H has such a W/Ohm ratio - 140/8, 175/6 when TX-SR353 has a power of 140/6. The THD is 0.05% for the AVR-X6700H but 0.08% for the TX-SR353. Only the AVR-X6700H supports Bi-amping feature. The Denon AVR-X6700H can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the AVR-X6700H supports Spotify. HDMI signal transmission in standby mode is implemented in each of the devices. The AVR-X6700H can scale the input HDMI signal, unlike the TX-SR353. Dolby Vision technology found support only on the AVR-X6700H.

Extensive connections

The Denon AVR-X6700H has 8/3 HDMI inputs/outputs versus 4/1 HDMI connectors of the Onkyo TX-SR353.Denon AVR-X6700H connectionsOnkyo TX-SR353 connections The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the AVR-X6700H. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. The AVR-X6700H supports the protection of digital content of the standard HDCP 2.3, versus HDCP 2.2 in the TX-SR353. The AVR-X6700H has a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the AVR-X6700H. The setup assistant will help you configure Denon AVR-X6700H.

Multichannel surround

Only the AVR-X6700H has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the AVR-X6700H.

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General

Item

Denon AVR-X6700H
Onkyo TX-SR353

Model

AVR-X6700H
TX-SR353

Brand

Denon
Onkyo

Reviews

0
59

Amplifier

Channels

11.2
5.1

Stereo power (RMS), W/Ohm

140/8, 175/6
140/6

Output impedance, Ohm

8, 6
6

Frequency response

10Hz-100KHz
20Hz-20KHz

THD in stereo, %

0.05
0.08

Audio features

Digital to analog converter (DAC)

192 KHz/24-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

Audyssey MultEQ XT32
AccuEQ

Speaker A/B switching

Other audio features

Audyssey Dynamic Volume, Audyssey Dynamic EQ, Audyssey LFC, Hi-Res audio
has not

Connectivity

Wi-Fi

2.4/5GHz

USB

1 (USB 2.0)
1 (USB 2.0)

Bluetooth

Ethernet (RJ45)

1

DLNA

MHL

Streaming services

Apple Music (AirPlay)

AirPlay, AirPlay 2

Amazon Music

Spotify

Other streaming services

Deezer, TIDAL, Pandora, SiriusXM, Qobuz, TuneIn Radio
has not

Extensive connection

HDMI input/output

8/3
4/1

HDMI ARC (Audio Return Channel)

HDMI eARC (Enhanced Audio Return Channel)

HDMI CEC

Digital content protection (HDCP)

HDCP 2.3
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

2
1

Composite input

4
2

Component input/output

2/1
0/0

Phono (MM) input

Front panel connectors

USB, HDMI, phones, setup mic, AUX
USB, phones, setup mic

Multi channel preamp output

Video features

HDR (High Dynamic Range)

HDR10

4K signal pass-through

4K/120Hz

8K signal pass-through

8K/60Hz

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

Dolby Vision

Other video features

HLG, BT.2020, Dynamic HDR
DeepColor, x.v.Color

Additional features

Voice control

Amazon Alexa, Google Assistant, Siri, Josh.AI

App control

iPhone, iPad, iPod, Android

Display

colour OSD
fluorescent

Tuner

AM, FM
AM, FM

Sleep timer

Auto power off

ECO mode

Graphical user interface (GUI)

Setup assistant

Firmware update

network, USB

Other additional features

IP Control, Web Control, RS-232 Control, App Control
has not

Multi-room

Multi-room zones

3
has not

Zone audio output

speaker, preout
has not

Zone HDMI output

has not

Multi-room control

HEOS App, Denon 2016 AVR Remote
has not

RS-232

1
0

Remote control input/output (IR)

1/1
0/0

DC trigger output (12V)

2
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby Digital Plus, Dolby Atmos Height Virtualization
Dolby Digital Plus

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

DTS-ES, DTS 96/24, DTS-HD, DTS-EXPRESS, DTS:X Pro
DTS-EXPRESS

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

AIFF, DSD
has not

Power

Operational power consumption, W

750
210

Standby consumption, W

0.1
0.45

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.1 x 15.2 x 35.5/17.1 x 6.6 x 14.9
43.5 x 16.8 x 32.6/17 x 6.2 x 12.6

Weight, kg/lbs

14.5/32
8/17

Other

Release year

2020
2016
Denon AVR-X6700H
Onkyo TX-SR353
Denon AVR-X6700H
Onkyo TX-SR353

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 9.8
  • 4
  • 9.8Denon AVR-X6700H
  • 4Onkyo TX-SR353