Sennheiser CX 275S vs Sony MDR XB55AP

You want to buy a new pair of headphones, but you can’t decide which one is best for you. You might ask yourself, “is Sennheiser cx 275s better than sony MDR xb55ap?”

The answer is not as simple as it may seem and depends on what you’re looking for in your headphones.

This blog post will review Sennheiser cx 275s vs sony MDR xb55ap and help you determine the right choice for your needs!

You may find different headphones on the market, but these two models are worth mentioning because they are budget-friendly and offer the best value for money. Sennheiser cx 275s vs sony MDR xb55ap both deliver similar results regarding sound quality, performance and durability.

If you doubt these two models, it’s crucial to know Sennheiser cx 275s vs sony MDR xb55ap details before deciding which one is the best option.

I will compare Sennheiser cx 275s vs sony MDR xb55ap in terms of design, comfortability, audio quality and durability! We hope our comparison of Sennheiser cx 275s vs sony MDR xb55ap will help you make a decision.

Sennheiser CX 275S

Sennheiser CX 275S vs Sony MDR XB55AP

The Sennheiser CX 275s are premium earphones with an inline microphone and remote control for use with smartphones. They have a tangle free cable, which is excellent for people who are always on the go.

The sound quality is excellent, especially when listening to music, but they are also suitable for making phone calls. The Sennheiser CX 275s come in black colors.

The model is compatible with any smartphone on the market that has a 3.5 mm headphone jack and include Android.


Sennheiser CX 275S vs Sony MDR XB55AP

Sony MDR-XB55AP Premium in-Ear Extra Bass Headphones are designed to give you deep, powerful bass and a comfortable fit.

With the Sony MDR-XB55AP, you’ll hear your music as it was meant to be heard. The 9 mm Neodymium driver units deliver clear highs and deep lows for an impressive sound quality that will have you turning up the volume.

These headphones are also lightweight, so they won’t weigh down your ears or distract you from what’s important.

Why you should try these wireless headphone?

– The sound quality is apparent and crisp even on high volume. It doesn’t get distorted like other headphones do when the noise in the surroundings is heightened.

– The earplugs are very comfortable in size and fits in your ears snugly, making you feel like you are not wearing anything.

-both are in-ear headphones and in all in one design. The earplugs are made of a premium flexible silicone material, soft and comfortable to wear.

-Sony and bose both are reputed brands worldwide. So, you can trust and buy any headphones offered by these brands.

Technical Difference

Sennheiser CX 275S vs Sony MDR XB55AP


Sennheiser cx 275s and sony MDR xb55ap, both models, are available in different online eCommerce stores. Both headphones are available in black colours.

So, in the colour option, both are the same.


Sony and Sennheiser are top-rated brands in the headphone industry. Sennheiser is a German company that Fritz Sennheiser founded, and sony has been one of the most popular electronics companies since it was established back in 1946.


Sound frequency Sennheiser cx 275s and sony MDR xb55ap both have a good range which I mentioned above.

When we talk about headphones’ audio quality, Sennheiser cx 275s vs sony MDR xb55ap are similar because they both deliver balanced bass and treble.

Sony MDR xb55ap has better bass than Sennheiser cx 275s because it delivers punchy sound with powerful impact, while Sennheiser cx 275s are less sharp and offer a neutral output.

Sound frequency

Sound frequency sennheiser cx 275s and sony mdr xb55ap both have a sound range between 20 Hz – 20000 Hz. 

When we talk about the audio quality of headphones, Sennheiser CX 275S vs Sony MDR XB55AP are similar because they both deliver balanced bass and treble. 

Sony mdr xb55ap has better bass than sennheiser cx 275s because it delivers punchy sound with powerful impact while sennheiser cy 275s are less sharp and offer a neutral output.


Impedance Sennheiser cx 275s and sony MDR xb55ap both have an impedance of 16 ohms.

When talking about headphones, you can either buy one of these models after reading the review. All these specifications are available in both versions, so it’s a great advantage of both headphones.


Sony MDR-XB55AP is lighter than Sennheiser cx 275s because this model weighs approx 8 grams.

This feature makes Sony MDR-XB55AP more portable and comfortable to wear!

Both models are designed for sports, but Sony MDR-XB55AP has a better weight.

Sennheiser CX 275S vs Sony MDR-XB55AP Review – Which is the Best?


The design of both models are fantastic, and they are available in black colour. Sennheiser cx 275s and sony MDR xb55ap both look stylish and sleek, but the design of the Sony MDR-XB55AP is a bit more impressive because it comes with chrome accents; on ear cups!

Sony MDR-XB55AP has a good grip while jogging and working out.

Both models are made from plastic, but they don’t feel cheap at all!


Both models are comfortable and offer a great fit. sennheiser cx 275s and sony mdr xb55ap both have ear cups with soft padding, adjustable headband and they don’t put too much pressure on the ears.

When it comes to comfortability, you can wear either headphones for several hours without any problems!


sennheiser cx 275s and sony mdr xb55ap are made from plastic but they look durable. 

Sony MDR-XB55AP is a bit more reliable because it has a better grip while working out or running. The wire of Sony MDR-XB55AP looks sturdier and it’s more resistant to tangling!

Both models come with a microphone so you can easily take calls or use voice control even without touching your phone. 

Sound quality

Both models deliver balanced sound, and they are perfect for listening to different types of music. Sennheiser cx 275s & sony MDR xb55ap have a good bass response, clear highs and full-range audio reproduction!

Sony MDR-XB55AP is more powerful as it produces deep, impactful sounds, while the other one offers a little less bass and a neutral output.

When it comes to sound quality, they are both great, but Sony MDR-XB55AP is the winner!

Sound driver

Sony MDR-XB55AP uses AAC codec for high-quality streaming and LDAC codec to deliver HiFi sound without any loss.

Sennheiser cx 275s is compatible with SBC codec and AptX audio coding!

Both models have a built-in microphone, so you can easily take calls or use voice control even without touching your phone.

Mic quality

The mic available in these headphones is almost the same: good clarity and no background noise. If you want to use the headphone for voice recording, both of them are good.

The cx275s also has a long wire which can be used for gaming purposes if you want to put the phone far from you.

Noise Cancellation

Sony MDR-XB55AP has better noise cancellation technology because it is equipped with Active Noise Cancellation or ANC.

The good thing about this is that you can use these headphones in loud environments without getting disturbed by the background noise!

sennheiser cx 275s doesn’t have any active noice cancelling tech but it offers decent noise isolation so it can block out any background noise.


Sony MDR-XB55AP is sweatproof, and it has a water resistance rating of IPX/A.

Sennheiser cx 275s doesn’t have any waterproof or dustproof features, so you can only use them in dry environments!

These headphones are ideal for workouts, running etc. Sennheiser cx 275s noise-cancelling headphones are perfect for people who work in loud environments, travellers etc.

Sound pressure level

Sony Sennheiser cx275s has a higher sound pressure level than MDR-XB55AP, 121dB/mW vs 110dB/mW. That means Sennheiser cx275s emits more noise that can be dangerous to damage or rupture your eardrum.


A standard 3.5m male connector is available in Sennheiser cx 275s, but in sony MDR-xb55ap, there is no facility for a 3.5mm male connector.

Sennheiser cx 275s has a bar of gold plated 3.5mm male connector, which will give a high-quality sound output while listening, but sony MDR-xb55ap do not have this feature.


A neodymium magnet is a powerful permanent magnet made from an alloy of neodymium, iron and boron.

If installed in a headphone, it can increase the bass and sound quality of the headphone.

Sony MDR-XB55AP offers this feature. But this feature is missing in sennheiser cx 275s.


Sony MDR-XB55AP has a better grip because it uses ear hooks that wrap around the back of your ears.

Sennheiser cx 275s doesn’t have any hook design, so you can only use them for workouts without getting bothered by possible slippage!

Both models are ideal for working out, but Sony MDR-XB55AP is more comfortable because it has ear hooks!

Travel bag

Sennheiser CX 275s comes with a travel bag (own special case/box), but Sony MDR-XB55AP doesn’t. However, the case is spacious enough that you don’t have to worry about any damages while travelling. It would have been better if Sony also included a case.


Sennheiser cx 275s has a better warranty than Sony MDR-XB55AP because it offers two years of limited manufacturer’s warranty while the other model comes with only a one-year manufacture warranty!

It is essential to mention that Sony MDR-XB55AP can be used for running or working out at the gym, so it’s more reliable!


Sennheiser cx 275s & sony MDR xb55ap have similar price tags, but you can find good deals for either model!

Other difference

The CX 275S has a nice flat cable, while the XB55AP is round.

The Sony MDR-XB55AP comes with an inline microphone and control for playing/pausing music and adjusting volume levels.

The Sony MDR-XB55AP supports the AAC codec but not aptX.

Pros and Cons of Each Product

Sennheiser CX 275S Pros

+ Portable model.

+ Comfortable to wear for long periods.

+ Good price point.

+Excellent noise cancellation.

Sennheiser CX 275S Cons

-Might be too weak for those who like to blast their music.

– Doesn’t include an inline microphone or controls.

Sony MDR-XB55AP Pros

+ Comfortable.

+ Cheap Price.

+ Ideal headphones for any bass lover like me.

+The sound quality is excellent for this price point, and you get a lot of bass out of these earphones.

Sennheiser CX 275S Cons

-The noise cancellation feature needs improvement.

What’s so particular about these headphones that sets them apart from other models, and why would you want to invest in a pair for yourself or your loved ones?

Let’s explore the differences between these two headphones before we conclude who is better.

We need to note that, while both headphones are In-air headphones – and even sport a similar design – they differ in several ways.

First of all, The CX 275s is a lightweight in-ear headset for smartphones. The earphones are designed to fit snugly and comfortably in the ear canal, delivering excellent sound quality and ambient noise attenuation.

A choice of silicon ear tips ensures a perfect fit for almost any ear shape or size. An inline remote with a microphone allows you to control your smartphone’s music player as well as answer/end calls.

On the other hand, Sony’s MDR-EX650 is a pair of in-ear headphones that have been designed as an upgrade to the standard earphones that come with most Smartphones.

It offers high-quality bass-driven stereo sound, dynamic midrange and smooth, transparent highs.

Why should you buy these headphones over another model on the market today?

2021 is here, and ratings are high for both models. These two over-ear headphones offer great quality sound at a reasonable price!

The MDR-XB55AP has more bass, while the CX275S offers better treble performance.

If you’re an audiophile who loves to hear every note in your music, then go with the CX275S.

If you’re a casual listener who loves to bump their music, then go with the MDR-XB55AP!

I like both of the headphones for their quality and features.

Value for Money vs Recommendation

Here is the kicker – you cannot go wrong with either model.

Both models are highly rated by customers across multiple online stores and offer great value for money!

As far as a recommendation goes, both headphones do an excellent job at providing high-quality sound time after time! It’s up to personal preference when it comes to picking which pair is best for you.

If you’re looking for bass-heavy headphones, then go with the MDR-XB55AP. If you’re more interested in treble sounds and vocals, then go with the CX275S!

Frequently Asked Questions

What is the difference between Sennheiser CX 275S vs Sony MDR-XB55AP?

Sony has a much larger sound stage with a little more bass. The mid tones are neutral and smooth, but there’s no real emphasis on any particular frequency range. If you’re looking for extra volume or noise isolation, go with the Sony.

Where should I buy Sennheiser CX 275S vs Sony MDR-XB55AP?

When it comes to price, both are about equal when you factor in shipping. Either one will serve your needs well, so you can’t go wrong either way! When it’s all said and done, it might just come down to which one you like for the looks and comfort.

When should I replace my Old headphones?

If your earbuds are more than a year old, the foam is probably worn out and you’ll want to replace them. If your earbuds crack or stop working, those are pretty good signs it’s time too!

Which one is perfect for me?

If you want something that is very portable, get the Sony. If you’re looking for a richer sound and more bass go with Sennheiser CX 275S . Both are great choices!

What is the best place to buy these earbuds?

If you are looking for the best price, Amazon has great deals on both. If you want to check out other options, look at eBay or Craigslist.


If you’re looking for a pair of new headphones, the Sennheiser CX 275S and Sony MDR-XB55AP are both great options.

The two models offer different features that may appeal to some people more than others.

Suppose you want an affordable option with good sound quality and bass. In that case, we recommend the Sony MDR-XB55AP, or if you need control of music and noise cancellation on flights or in noisy office environments, we recommend trying out the Sennheiser CX 275S.

In the end, it comes down to personal preference. I explained all the details above, the pros and cons of each headphone.

People who like bass would pick up the Sony MDR-XB55AP, and people who want a more balanced sound would pick up the Sennheiser CX 275s.

I am very impressed with both headphones, and it is hard to choose just one.

If I had to, I would pick the Sennheiser CX 275s for its excellent sound quality balanced with its portability.

Thanks for reading! See our other reviews on the best Bluetooth earbuds, noise-cancelling headphones and wireless over-ear headphones.

Prashant Mahto

Hey there, Welcome to Earphonesmarket. My name is Prashant Mahto, I am Professional Blogger and I really love Earphones & Headphones and I have good knowledge about headphones that's why I created this site for helping you to find the best earphones or headphones.

We will be happy to hear your thoughts

Leave a reply

Earphones Market
Enable registration in settings - general