Harman Kardon HK 3700 vs Onkyo TX-NR747

HK 3700 vs TX-NR747 comparison chart

Overall
Harman Kardon HK 3700
4.8
Onkyo TX-NR747
7.2
6
7
inapplicable
6
inapplicable
7
Votes 1 1
Rating 5 5
Harman Kardon HK 3700

Dec 20, 2019

The model of the product line of the same manufacturer - the Harman Kardon HK 3700 stereo receiver - is an elegant device in the company's corporate style. Here in this Harman Kardon HK 3700 review w...

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Common

Product

Harman Kardon HK 3700
Onkyo TX-NR747

Model

HK 3700
TX-NR747

Brand

Harman Kardon
Onkyo

Reviews

49
113

Amplifier

Channels

2.0
7.2

Stereo power (RMS), W/Ohm

85/8
175/6

Output impedance, Ohm

8
6

Frequency response

10Hz-130KHz
10Hz-100KHz

THD in stereo, %

0.07
0.08

Audio features

Digital to analog converter (DAC)

192 KHz/24-bit
AK4458 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, Double Bass Function, 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

Amazon Music

Spotify

Other streaming services

vTuner
Deezer, TuneIn Radio

Extensive connection

HDMI input/output

0/0
8/2

HDMI ARC (Audio Return Channel)

HDMI eARC (Enhanced Audio Return Channel)

HDMI CEC

Digital content protection (HDCP)

HDCP 2.2

Subwoofer output (LFE)

1
2

Headphone output

1 x 6.3
1 x 6.3

Optical digital input

0
2

Coaxial digital input

0
1

Composite input

0
3

Component input/output

0/0
2/0

Phono (MM) input

Front panel connectors

USB, phones
HDMI, phones, setup mic

Multi channel preamp output

Video features

HDR (High Dynamic Range)

4K signal pass-through

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

has not
DeepColor, x.v.Color

Additional features

Voice control

App control

iPhone, iPad, iPod, Android
iPhone, 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

has not
has not

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
has not

RS-232

0
0

Remote control input/output (IR)

1/1
1/0

DC trigger output (12V)

1
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

has not
Dolby Digital Plus

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
Ogg Vorbis

Power

Operational power consumption, W

310
710

Standby consumption, W

0.5
0.15

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

44 x 12.1 x 30/17.3 x 4.7 x 11.8
43 x 17.4 x 41/17 x 6.7 x 14.6

Weight, kg/lbs

6/13.2
11.5/24.2

Other

Release year

2014
2015
Harman Kardon HK 3700
Onkyo TX-NR747
Harman Kardon HK 3700
Onkyo TX-NR747

AV receivers CHooseratoR comparison rating

  • better
  • worse
  • 4.8
  • 7.2
  • 4.8Harman Kardon HK 3700
  • 7.2Onkyo TX-NR747