Denon AVR-S660H vs Denon AVR-X1500H review

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AV receivers comparison chart

Denon AVR-S660H vs Denon AVR-X1500H review

Denon AVR-S660H
vs
Denon AVR-X1500H

It’s strongly recommended to compare different receivers if you want to choose the best one: Denon AVR-S660H vs Denon AVR-X1500H.

Amplifier

The number of channels for receivers is different - 5.2 versus 7.2, respectively, for devices. In terms of power, there are differences, the AVR-S660H has such a ratio W/Ohm - 75/8, 100/6, while the AVR-X1500H has a power of 80/8, 120/6. A common feature for devices is the same total harmonic distortion - 0.08%.

Audio features

Competitive models use the same DAC. The Bi-amping function is implemented only in the Denon AVR-X1500H. The model AVR-X1500H can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. Both devices can work with such Apple Music services: AirPlay, AirPlay 2. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Denon AVR-S660H works with Deezer, TIDAL, Pandora, SiriusXM, Napster, SoundCloud, but the Denon AVR-X1500H works with Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud.

Video features

Signaling over HDMI in standby mode can provide the AVR-S660H and the AVR-X1500H. Video scaling is only possible with the AVR-S660H. Each of the participants of the comparison has a Dolby Vision.

Extensive connections

The number of HDMI inputs/outputs is the same - 6/1.Denon AVR-S660H connectionsDenon AVR-X1500H connections HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the AVR-S660H. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The AVR-S660H has support for the standard HDCP 2.3, compared to the AVR-X1500H, which supports the standard HDCP 2.2. Like most receivers, our models have a built-in phono stage for connecting a vinyl player. Voice control is performed using Amazon Alexa, Google Assistant, Siri, Josh.AI in both models. There is an ECO mode in either AV receiver. The Denon AVR-S660H and the Denon AVR-X1500H can be properly configured using the setup assistant.

Multichannel surround

A Dolby Atmos multichannel audio format is available only in the AVR-X1500H. Only in the AVR-X1500H realized a DTS:X surround technology.

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General

Item

Denon AVR-S660H
Denon AVR-X1500H

Model

AVR-S660H
AVR-X1500H

Brand

Denon
Denon

Reviews

0
0

Amplifier

Channels

5.2
7.2

Stereo power (RMS), W/Ohm

75/8, 100/6
80/8, 120/6

Output impedance, Ohm

8, 6
8, 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
192 KHz/32-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

Audyssey MultEQ
Audyssey MultEQ XT

Speaker A/B switching

Other audio features

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

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, AirPlay 2

Amazon Music

Spotify

Other streaming services

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

Extensive connection

HDMI input/output

6/1
6/1

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
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
0/0

Phono (MM) input

Front panel connectors

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

Multi channel preamp output

Video features

HDR (High Dynamic Range)

HDR10+
HDR10

4K signal pass-through

4K/120Hz
4K/60Hz

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 scaling

HDMI to HDMI scaling

Dolby Vision

Other video features

Dynamic HDR, HLG, BT.2020
BT.2020, HLG

Additional features

Voice control

Amazon Alexa, Google Assistant, Siri, Josh.AI
Amazon Alexa, Google Assistant, Siri, Josh.AI

App control

iPhone, iPad, iPod, Android
iPhone, iPad, iPod, Android, Amazon Kindle

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

Web Control, App Control
IP Control, Web Control

Multi-room

Multi-room zones

has not
2

Zone audio output

has not
speaker, preout

Zone HDMI output

has not

Multi-room control

HEOS App, Denon 2016 AVR Remote
HEOS App

RS-232

0
0

Remote control input/output (IR)

0/0
0/0

DC trigger output (12V)

0
1

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

Dolby ProLogic Il
Dolby Digital Plus

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

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

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

340
430

Standby consumption, W

0.1
0.1

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.4 x 33.9 x 21.5/17 x 13.3 x 8.4
43.5 x 15.2 x 33/17 x 6.6 x 13.3

Weight, kg/lbs

7.8/17
8.6/19

Other

Release year

2021
2018
Denon AVR-S660H
Denon AVR-X1500H
Denon AVR-S660H
Denon AVR-X1500H

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 6.7
  • 7.5
  • 6.7Denon AVR-S660H
  • 7.5Denon AVR-X1500H