Onkyo TX-8140 Review | Essential Buyer’s Guide

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The Onkyo TX-8140 will look pretty badass in any living room. The TX-8140 comes with an easy-to-understand manual and the simple setup makes it beginner-friendly. Connect it with your home theater and play music wirelessly even in other rooms where the speakers are.

Despite the many buttons and switches on the front screen, it is not difficult to control 8140. If you are searching for a wonderful AV receiver to choose your home theatre system, then look no more.

Our Review of Onkyo TX-8140 Receiver

Onkyo TX-8140 Receiver

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We reviewed the Onkyo TX-8140 Receiver and gave the below ratings
Features: 7.9
Customer Reviews: 8.2
Value for Money: 7.1
Overall: 7.7

Onkyo TX-8140 Specifications

It has 6 HDMI inputs, which provide room to expand your home entertainment system later on. For that reason, it’s an extremely energy-efficient device too.

Advanced music operation will nonetheless need to get handled from your Bluetooth-enabled device.

The controls are intuitive and user-friendly. If you presently have an Onkyo remote control, it may want to get reprogrammed or you may require guidance understanding the best way to fully utilize all its capabilities. While universal remotes work nicely with Onkyo goods, sometimes they’re missing certain essential buttons or have a surplus number of buttons that can get confusing. Also, read Onkyo HT-S5800 review.

Onkyo TX-8140 Remote Control

Wireless music streaming Built-in Bluetooth and Wi-Fi.

80 W/Ch (8 ohms, 20 Hz−20 kHz, 0.1% THD, 2 channels Driven, FTC)

The Onkyo TX-8140 has almost all of the contemporary features you expect a premium AV receiver to get. Has a future firmware update, states Onkyo.

Onkyo also has a little more strong and nuanced bass, especially if one crank this up to really substantial volumes. With the Onkyo 8140, it’s simple. Onkyo is one of the popular AV receivers manufacturing businesses and the brand has many popular models in its portfolio.

The Onkyo TX-8140 boasts plenty of features, is user-friendly, and sounds amazing. Both subwoofer pre-outs mean you may also add lots of foundation-rumbling bass to the mix.

Onkyo TX-8140 2 Channel Network Stereo Receiver Features

TX-8140 Back Side View

The TX-8140 supplies a generous feature list for the price. It is possible to also search for certain product features. Otherwise, their features are alike, although a couple of offer an extra input or two. There’s a zone two feature which allows streaming from various sources in two unique places.

Read: Onkyo TX-NR5100

If this is the case, you should think about the size and weight of the Onkyo TX 8140 review to be sure that it can be installed properly. It can even be utilized to change the receiver so long as the network was activated.

It comes with Pandora, Spotify, SiriusXM Internet Radio, Slacker, and TuneIn.

It produces High-resolution sound with clarity and detail.


The cost of an Onkyo TX 8140 ($350-$450) ought to be in accord with its value.

Dimensions (W x H x D)435 mm × 149 mm × 328 mm
17-1/8 inch × 5-7/8 inch × 12-15/16 inch
WEIGHT (kg, lbs.)8.2 kg (18.1 lbs.)
Rated Power Output (8 Ω, both channel Driven, 20-20,000 Hz)80 Watt/channel
Rated Power Output (6 Ω, 1 kHz, 1 channel Driven of 1% (IEC))110 Watt/channel
Dynamic Power / ch (3 Ω, Front)190 W
Dynamic Power / ch (4 Ω, Front)170 W
Dynamic Power / ch (8 Ω, Front)110 W
THD + N0.08% (20 Hz – 20,000 Hz)
Input Sensitivity and Impedance (Line)200 mV/47 k-ohms
Power SupplyAC 120 V, 60 Hz
Power Consumption2.7 a
Standby Power0.15 w
Standby Power (No sound)50 W

Onkyo TX-8140 Review at a Glance

Whether you’re an audiophile or not fantastic sound is something that immediately catches anyone’s interest. The sound coming from the TX-8140 is crystal clear and it offers a good quantity of bass which has an ample quantity of thump.

If you wish to enjoy superior sound in more than 1 area in your house, it is possible with the multi-zone audio characteristic of the TX-8140. It’s thus feasible to follow music stored in an iPhone or enjoy streaming services including Deezer, Spotify, or Qobuz via their various apps. You won’t ever be short of your favorite music to relish.

The demand for a specific Onkyo TX-8140 is an excellent indication of the way it can carry out the functions for which it was designed. If a product has existed for some time and still has a high demand, it’s likely a great product. When it isn’t, you may be better off with a different item. What makes the TX-8140 a really recommendable product is merely well it performs. Rival manufacturers ought to take note. Check Onkyo TX-NR777.

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Customer Reviews

The customer rating is just one of the greatest criteria for selecting an Onkyo TX-8140. Though most Onkyo TX 8140 reviews are alike, there are plenty of differences worth noting. Think of where you will employ your Onkyo TX 8140 review to be able to ascertain the very best size. Furthermore, the sort of Onkyo TX 8140 review you get may influence its durability.

If you like this Onkyo TX-8140 Review by the ColorViewFinder, please share it with your friends and family.


Value for money


  • Streaming gets glitchy from time to time


  1. Where can I get the Onkyo TX-8140 Manual PDF?

    You’ll get a hard copy with your purchase. You can also download a pdf version from the Onkyo website.

  2. Is this Onkyo TX-8140 refurbished?

    No, this one is brand new from Amazon.

  3. How do I reset my Onkyo TX 8140?

    While the unit is on, press and hold the TUNING MODE button and press the ON/STANDBY button.
    “Clear” is displayed on the display, the unit enters standby mode, and the unit is reset to the state it was in at the time of purchase.

How to?

How to do Onkyo TX-8140 Bluetooth Pairing?

Total Time: 1 minute

Step 1

Press Bluetooth button on the remote.

Step 2

The receiver display will show “Now Pairing…”

Step 3

Now search the device via your smartphone/laptop.

Step 4

You’ll find the TX-8140 in the list of available devices.

Step 5

Now, simply connect.


  • Not required.


  • Not required.


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About Richard

Richard has always been immersed in the realm of creativity. Not only has he mastered various musical instruments and delved into the composition of cinematic pieces that evoke profound emotions, but he also boasts a rich background as an audio engineer with over 15 years experience. Before establishing ColorViewfinder, Richard lent his expertise to multinational corporations, assisting them in their audio endeavors. Although he may not claim to be an expert in every artistic domain, his commitment to continuous learning and innovation remains unwavering. An audiophile at heart, Richard relishes the opportunity to experiment with the latest audio technology, from home theater receivers and hi-fi systems to soundbars and earphones. His dedication is to sound and maintain an unbiased stance, always prioritizing the audience's experience.