Yamaha RX-V677 vs Onkyo TX-NR787 review

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Rating 5 5

AV receivers comparison chart

Yamaha RX-V677 vs Onkyo TX-NR787 review

Yamaha RX-V677
vs
Onkyo TX-NR787

The present review is aimed to compare two AV receivers - Yamaha RX-V677 vs Onkyo TX-NR787 that are meant to satisfy the needs of cinema and music lovers.

Amplifier

A significant difference between the receivers in the number of channels, Yamaha RX-V677 has 7.2 versus 9.2 for Onkyo TX-NR787. Regarding power, then RX-V677 has such a W/Ohm ratio - 90/8, 150/4 when TX-NR787 has a power of 100/8, 220/6. The THD is 0.09% for the RX-V677 but 0.08% for the TX-NR787.

Audio features

Characteristics of digital to analog converter (DAC) are different, Burr-Brown 192 KHz/24-bit for RX-V677 and AK4458 384 KHz/32-bit for the TX-NR787. Both the RX-V677 and the TX-NR787 support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay. Spotify can be used on each receiver. The RX-V677 can work with the audio stream from Pandora, Napster, JUKE, and the TX-NR787 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. The RX-V677 can scale the input HDMI signal, unlike the TX-NR787. Dolby Vision technology found support only on the TX-NR787.

Extensive connections

The Yamaha RX-V677 has 6/1 HDMI inputs/outputs versus 7/2 HDMI connectors of the Onkyo TX-NR787.Yamaha RX-V677 connectionsOnkyo TX-NR787 connections The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. 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-NR787 has a built-in phono stage for connecting a vinyl player.

Additional features

The RX-V677 supports 2 Multi-room zones, versus 3 for the TX-NR787. An ECO mode is only available for the RX-V677. Both RX-V677 and TX-NR787 can be configured using the Setup assistant.

Multichannel surround

Only the TX-NR787 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the TX-NR787.

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General

Item

Yamaha RX-V677
Onkyo TX-NR787

Model

RX-V677
TX-NR787

Brand

Yamaha
Onkyo

Reviews

578
85

Amplifier

Channels

7.2
9.2

Stereo power (RMS), W/Ohm

90/8, 150/4
100/8, 220/6

Output impedance, Ohm

8, 4
8, 6

Frequency response

20Hz-20KHz
10Hz-100KHz

THD in stereo, %

0.09
0.08

Audio features

Digital to analog converter (DAC)

Burr-Brown 192 KHz/24-bit
AK4458 384 KHz/32-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

YPAO
AccuEQ

Speaker A/B switching

Other audio features

CINEMA DSP, Compressed Music Enhancer, Virtual CINEMA FRONT, Extra Bass
Advanced Music Optimizer, Theater-Dimensional, Hi-Res audio

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

Amazon Music

Spotify

Other streaming services

Pandora, Napster, JUKE
Deezer, TIDAL, Pandora, TuneIn Radio

Extensive connection

HDMI input/output

6/1
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

2
1

Composite input

5
2

Component input/output

2/1
2/0

Phono (MM) input

Front panel connectors

USB, HDMI, phones, AUX
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

Analog to HDMI scaling

HDMI to HDMI scaling

Dolby Vision

Other video features

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

Additional features

Voice control

Google Assistant

App control

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

Display

fluorescent
fluorescent

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

has not
has not

Multi-room

Multi-room zones

2
3

Zone audio output

speaker, preout
speaker, preout

Zone HDMI output

Multi-room control

AV Controller, HTC Connect
Onkyo Controller app, FlareConnect

RS-232

0
1

Remote control input/output (IR)

1/1
1/0

DC trigger output (12V)

1
1

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-ES, DTS Neo:6 Cinema, DTS Neo:6 Music, DTS 96/24, DTS-EXPRESS
DTS-ES, 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

400
750

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 17.1 x 36.8/17 x 6.7 x 14.1
43.5 x 17.3 x 37.9/17 x 6.8 x 14.5

Weight, kg/lbs

10/22.1
13.5/29.8

Other

Release year

2014
2018
Yamaha RX-V677
Onkyo TX-NR787
Yamaha RX-V677
Onkyo TX-NR787

AV receivers SoundInspiration comparison rating

  • better
  • worse
  • 6.8
  • 8
  • 6.8Yamaha RX-V677
  • 8Onkyo TX-NR787