Left Speaker Louder Than Right [5 Easy Solutions]

The left speaker is louder than the right mainly because of the faulty right speaker, speaker’s wire malfunction, signal source problem, loose connection between amplifier and speaker, and speaker’s wrong positioning. 

Producing louder sounds by the left speaker doesn’t take much. Any of the above factors is enough to create this issue. This troubleshooting guide contains the imbalanced sound’s all the causes and solutions.

Keep reading this article, and undoubtedly you will find a way to solve your speaker’s problem. 

Left Speaker Louder Than Right [5 Easy Solutions]

If the left speaker becomes louder suddenly than the right one, it could be a concerning issue for you. Several factors lead to this trouble. Let’s discuss all the causes and their simple solutions. 

Note: You can also read how to connect Logitech Z 640 to TV.

1. Defective Right Speaker

The right speaker itself is defective, and it is enough reason for which the left speaker produces a louder sound. However, the following factors contribute to the right speaker’s malfunction. 

  • Dirt and debris build up in the speaker’s inside
  • Broken speaker
  • Aged speaker (Using the speaker for too many years)


Contact an electrician to check whether the faulty right speaker itself is the culprit for sound imbalance or not. If it is the culprit, do the following: 

2. Right Speaker’s Wire Malfunction or not in Good Shape

Speaker’s defective wire or wire’s bad shape is a major cause for which the left and right speakers sound different.

When the speaker’s wires are not solidly placed in the respective connectors, this causes an imbalance in the right speaker’s sound. The whole speaker system is malfunctioning because of the faulty speaker wire. 

When the right speaker’s positive and negative wires don’t remain in the proper place and condition, it generates less or low sound. The cause of lousy wire are the following: 

  • Broken wires 
  • Poorly connected wires or loose wire connection 
  • Aged or outdated wire


The defective wire connection of the right speaker causes its poor sound quality. If your right speaker generates less sound compared to the other one, at first check and ensure its proper wire connection.

To ensure a sound balance and healthy wire connection, you can do the following: 

  • Contact a technician to check the right speaker’s broken wire and replace it if required
  • Ensure that wire and speaker are appropriately connected 
  • Replace the aged wire
  • Ensure that the right speaker’s wire is cleanly and solidly placed to its connector

3. Problem with The Signal Source

The problem with the speaker’s signal source is another reason for which the left speaker is slightly louder than the right. The signal sources are CD, DVD, Tape, Phono, etc.

The right speaker’s disconnection or miscommunication with the signal source significantly reduces its sound production capacity. 

Now how would you define whether there is an issue with the signal source or not? First, turn the AMP’s Mono switch in the “Mono” position. Then listen for a while.

Roughly the same sound is coming from the Mono means there is a problem with the signal source. However, the Mono switch is unavailable in most new amps. 

The right speaker’s signal connection with other external devices failed mainly because of the broken or faulty RCA cable. Defective RCA cable is one of the major culprits for creating a sound imbalance between the right and left speakers. 


Swap the right speaker to check whether the sound issue stays in the same channel or not. Then with the signal source, do the same thing. For example, if you play a music CD, you need to swap the CD’s output.

First, swap the output from the right channel to the left and the left channel to the right. Then check the speaker’s sound, whether it is now balanced or not. 

Furthermore, contact a technician to inspect the RCA cable. Repair or replace the broken cable if required. Ensure the RCA cable’s good quality because low-quality cable soon wears out. And it causes the right speaker’s low sound. 

4. Speaker and Amplifier’s Loose Connection

Amplifiers allow the speaker to produce a precise and balanced sound that the user wants to hear. But the loose connection between the speaker and amplifier hinders its precise sound-generating capacity.

Thus, due to this loose connection, the right speaker produces harsh-quality sound. As a result, the left speaker generates louder sounds than the right. 

The nuts through the wire connect the amplifier and speaker. Now the loose nut connection creates the sound issue in the right speaker. 


Ask an expert electrician to inspect the amplifier and speaker’s connection. If the loose connection between these is responsible for producing an imbalanced sound, take steps to maintain the connection properly. 

5. Right Speaker’s Wrong Position

A difference in the right speaker’s placement or wrong position by 1 inch could cause a louder sound in the left speaker. So if you see your left speaker is louder enough compared to the right, you should first check their position. 


Whatever distance you choose for your speaker with the receiver, ensure each speaker is placed at the same distance. If the speaker’s wrong positioning is the culprit for creating a louder sound in the left speaker, you should swap the speaker’s position. Use tape to mark the speaker’s position on the floor and place both speakers correctly in the exact position. 


How do I balance my stereo speakers?

Choose the sound option by clicking right on the speaker icon to balance the stereo speakers. Then select the relevant playback device from the playback tab. Next, click on it and select its properties. Then click on “Balance” in the Levels tab. 

Should the left and right speaker wires be the same length?

No, your right and left speaker wires don’t need to be the same length. You may think that your speakers will receive a more consistent electrical power supply if their wire lengths are the same. But the fact is the same wire length doesn’t matter. 

Why is one of my speakers quieter than the other? 

Imbalanced speakers on the stereo system, wrong positioning of the speakers, disconnection between the stereo system’s back and speaker’s wire, and faulty or corroded wire are mainly responsible for one quieter speaker than the other. 

What does balance do to the speakers?

The speaker’s balance equalizes your hearing position’s level of output. The balance mainly works to equalize the sound when the listening position is not centered within two different channels. 

How do I know if my speakers have good bass?

If your speaker has good bass, it will convey the music’s real impact, power, and weight. However, your speakers should have robust bass so that you always get an articulate and clean sound. Good bass ensures good sound.  


Now you know why the left speaker is louder than the right as we break down all the causes behind this issue and their associated solutions. Expectantly, you will now detect and fix your speaker’s problem by yourself in no time.

However, don’t hesitate if you fail to solve it. Take help from an expert electrician or comment on the comment sections. Soon our expert will reply to you. 

About Gonzalez

William Gonzalez is a passionate researcher & electronics expert who is dedicated to solve complex electronic issues. Plus, he has a passion for sharing his knowledge & expertise in this field with others. Well, he breaks down the complex technical concepts into simple terms & shares them with his readers so that they can easily troubleshoot the problems with their electronic products as well as save their pockets.

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