Onkyo TX-8140 vs Sherwood RX-4508

TX-8140 vs RX-4508 comparison chart

Votes 4 4
Rating 5 5
Onkyo TX-8140

Dec 20, 2019

High-quality, high-precision, with good characteristics - this is the receiver that every audiophile chooses for itself. Apparently, so that consumers had something to choose from, the well-known man...

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Sherwood RX-4508

Dec 13, 2019

Stereo receivers to this day, it would seem, could even completely disappear as a class. After all, it is much easier to take a completely ready-made sound reproducing solution - a small mini-system ...

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Common

Product

Onkyo TX-8140
Sherwood RX-4508

Model

TX-8140
RX-4508

Brand

Onkyo
Sherwood

Reviews

193
577

Amplifier

Channels

2.0
2.0

Stereo power (RMS), W/Ohm

80/8, 110/6
100/8

Output impedance, Ohm

8, 6
8

Frequency response

10Hz-100KHz
40Hz-20KHz

THD in stereo, %

0.08
0.09

Audio features

Digital to analog converter (DAC)

AK4458 384 KHz/32-bit

Bi-amping

Pure direct (straight)

Auto speaker calibration

Speaker A/B switching

Other audio features

WRAT, Hi-Res audio
has not

Connectivity

Wi-Fi

USB

1 (USB 2.0)
0

Bluetooth

Ethernet (RJ45)

1

DLNA

MHL

Streaming services

Apple Music (AirPlay)

Amazon Music

Spotify

Other streaming services

SiriusXM
has not

Extensive connection

HDMI input/output

0/0
0/0

HDMI ARC (Audio Return Channel)

HDMI eARC (Enhanced Audio Return Channel)

HDMI CEC

Digital content protection (HDCP)

Subwoofer output (LFE)

1
0

Headphone output

1 x 6.3
1 x 6.3

Optical digital input

2
0

Coaxial digital input

2
0

Composite input

0
0

Component input/output

0/0
0/0

Phono (MM) input

Front panel connectors

USB, phones
phones

Multi channel preamp output

Video features

HDR (High Dynamic Range)

4K signal pass-through

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
has not

Additional features

Voice control

App control

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

Other additional features

has not
has not

Multi-room

Multi-room zones

has not
has not

Zone audio output

has not
has not

Zone HDMI output

has not
has not

Multi-room control

has not
has not

RS-232

0
0

Remote control input/output (IR)

1/1
0/0

DC trigger output (12V)

0
0

Multichannel surround

Dolby Atmos

Dolby TrueHD

Dolby Surround

Dolby (other)

has not
has not

DTS:X

DTS HD Master

DTS Virtual:X

DTS Neural:X

DTS (other)

has not
has not

Auro-3D

IMAX Enhanced

Multichannel stereo

Audio file formats

MP3

WMA

AAC

WAV

FLAC

ALAC

Other audio file formats

has not
has not

Power

Operational power consumption, W

230

Standby consumption, W

0.15

Removable power cord

User manual

Manual

Dimensions

Size W x H x D, cm/inches

43.5 x 14.9 x 32.8/17 x 5.5 x 12.6
43.5 x 14.1 x 37.5/17.1 x 5.5 x 14.7

Weight, kg/lbs

8.2/18.1
7.4/16.3

Other

Release year

2016
2014
Onkyo TX-8140
Sherwood RX-4508
Onkyo TX-8140
Sherwood RX-4508

AV receivers CHooseratoR comparison rating

  • better
  • worse
  • 6.5
  • 4
  • 6.5Onkyo TX-8140
  • 4Sherwood RX-4508