Denon AVR-S640H vs Onkyo TX-NR676

AVR-S640H vs TX-NR676 comparison chart

Denon AVR-S640H vs Onkyo TX-NR676 review

Denon AVR-S640H
vs
Onkyo TX-NR676

An affordable AV receiver is always a good option to consider, so Denon AVR-S640H vs Onkyo TX-NR676 comparison definitely makes sense. The AVR-S640H has 5.2 channels amplifier and the TX-NR676 7.2 channels. Only the TX-NR676 has a Dolby Atmos support. DTS:X is supported only by the TX-NR676. We have evaluated both AV receivers, AVR-S640H has an overall score of 6.2 out of 10 vs 7.2 out of 10 for TX-NR676.

Advantages Onkyo TX-NR676 over Denon AVR-S640H

  • Bi-amp connection of front speakers
  • Multi-zone

Common strengths

  • Pure direct/Straight decode mode is enabled
  • Phono (MM) input
  • Dolby Vision compatible
Votes 1 1
Rating 5 5
Denon AVR-S640H

Dec 13, 2019

Denon AVR-S640H was introduced in 2018. It is equipped with 5 channel amplifier and is capable of 5.1 maximum channel processing. More Denon AVR-S640H specs you are able to see in this Denon AVR-S640H...

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Onkyo TX-NR676

Dec 06, 2019

The times when you would have to give up a kidney to buy a surround sound receiver with multiple HDMI ports are far behind. Now, for quite reasonable money, you can purchase an excellent receiver wit...

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Common

Product

Denon AVR-S640H
Onkyo TX-NR676

Model

AVR-S640H
TX-NR676

Brand

Denon
Onkyo

Reviews

309
323

Amplifier

Channels

5.2
7.2

Stereo power (RMS), W/Ohm

75/8, 100/6
165/6

Output impedance, Ohm

8, 6
6

Frequency response

10Hz-100KHz
10Hz-100KHz

THD in stereo, %

0.08
0.08

Audio features

Digital to analog converter (DAC)

192 KHz/32-bit
AK4458 384 KHz/32-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

Audyssey MultEQ
AccuEQ

Speaker A/B switching

Other audio features

Audyssey Dynamic Volume, Audyssey Dynamic EQ, Compressed Audio Restorer, Hi-Res audio
Hi-Res audio, Theater-Dimensional

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, AirPlay 2
AirPlay

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

5/1
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)

2
2

Headphone output

1 x 6.3
1 x 6.3

Optical digital input

2
2

Coaxial digital input

1
1

Composite input

2
2

Component input/output

0/0
2/0

Phono (MM) input

Front panel connectors

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

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 scaling

HDMI to HDMI scaling

Dolby Vision

Other video features

BT.2020, HLG
BT.2020

Additional features

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

Sleep timer

Auto power off

ECO mode

Graphical user interface (GUI)

Setup assistant

Firmware update

network, USB
network, USB

Other additional features

IP Control, Web Control
IP Control

Multi-room

Multi-room zones

has not
2

Zone audio output

has not
speaker, preout

Zone HDMI output

has not

Multi-room control

has not
FlareConnect, HEOS App

RS-232

0
0

Remote control input/output (IR)

0/0
0/0

DC trigger output (12V)

0
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby Digital Plus, Dolby Pro Logic
Dolby Digital Plus

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

DTS 96/24, DTS-HD, DTS-EXPRESS, DTS-Surround, DTS Neo:6
DTS-ES, DTS 96/24, DTS-HD 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

340
570

Standby consumption, W

0.1
0.15

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.5 x 15.9 x 33/17 x 6.1 x 13
43.5 x 17.3 x 37.8/17 x 6.8 x 14.8

Weight, kg/lbs

7.7/17.2
12.5/26.5

Other

Release year

2018
2017
Denon AVR-S640H
Onkyo TX-NR676
Denon AVR-S640H
Onkyo TX-NR676

AV receivers CHooseratoR comparison rating

  • better
  • worse
  • 6.2
  • 7.2
  • 6.2Denon AVR-S640H
  • 7.2Onkyo TX-NR676

The Onkyo TX-NR676 is better receiver in this comparison - check Onkyo TX-NR676 price.