Yamaha RX-V377 vs Onkyo TX-NR646

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Common

Model

RX-V377
TX-NR646

Brand

Yamaha
Onkyo

Rating on Amazon

4.1
3.7

Reviews on Amazon

690
397

Functions

Digital player

Internet radio

Network audio player

Amplifier class

D
D

Audio Formats

AAC

AIFF

Apple lossless

DSD

FLAC

MP3

WAV

WMA

Built-in Decoders

DTS neural:X

DTS-HD master audio

DTS:X

Dolby atmos

Dolby digital plus

Dolby surround

Dolby true HD

Power device

Power consumption cperational. Watt

260
360

Power consumption stand by, Watt

0.3
0,1

Built-in display

Type

fluorescent
fluorescent

Colour

black
black

Amplifier

Output power /total. Watt

500
580

Output power / channel

100 Watt. 70 Watt
100 Watt. 170 Watt

Output Impedance / channel

Frequency response

20 - 20000 Hz. at 1 kHz
20 - 20000 kHz. at 1 kHz

Total harmonic distortion (THD)

0.09 %. 0.9 %
0.08 %. 0.9 %

Channel qty

5
1,2

Connectivity Interfaces

Bluetooth

Wi-Fi

IEEE 802.3

IEEE 802.3u

Signal processing

HDMI pass-through

up to 4K
Up to 4K

Video conversion/scaling

HDMI to HDMI scaling, analog to HDMI up conversion
Analog to HDMI up conversion

3D pass-through

has not

Upscaling via HDMI

up to 4K
has not

Connector Type

19 pin HDMI type A

RCA x 2

RCA x 3

RJ-45

TOSLINK

Banana/spade x 2

Click-fit x 2

Mini-phone 3.5 mm

Phone stereo 6.3 mm

4 pin USB Type A

9 pin D-Sub

F connector

RCA

Media Content Source

Bluetooth

Network

USB-host

Radio

Tuner type

digital
digital

Tuner bands

AM/FM
AM/FM

Preset station qty

40
40

Additional Features

A-B speaker switch

AIR Studios monitor certification

Three-zone capability

X.v.Color

Advanced sound retriever (ASR) technology

Apple air-play support

Audio return channel (ARC)

Bi-amplifying

Deep color

MCACC Pro

Auto power off

Pure direct mode

Dual-zone capability

Smartphone remote controlled

Sound features

Sound output mode

Surround Sound
Surround Sound

Audio D/A converter

24bit / 192kHz
32bit / 384kHz

Surround sound effects

CINEMA DSP. SILENT CINEMA DSP. Virtual CINEMA FRONT
Theater-Dimensional Virtual Surround

Surround system class

5.1 channel
7.2 channel

Digital sound processor (DSP)

DSP preset qty

17
6

Digital content protection

HDCP 2.2
has not

Clock

Built-in clock

Sleep timer

has not

Dimensions

Shipping size

17.1 x 12.4 x 6 inches
12.9 x 17.1 x 6.8 inches

Product weight

16 pounds
20.7 pounds

Amplifier

Output Impedance / сhannel

8 Ohm
6 Ohm. 8 Ohm

AV receivers comparison rating

  • better
  • worse
  • 17.5
  • 34.5
  • 17.5Yamaha RX-V377
  • 34.5Onkyo TX-NR646

The best receiver is Onkyo TX-NR646. Check Onkyo TX-NR646 price on Amazon