Comparison: Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT

The wireless earbuds are gaining immense popularity among the masses such that if you were to visit any online retailer, you could find them selling like hotcakes. Perhaps, it has got to the do with the fact that they are splendid models delved with eloquent features in them.

It is not surprising to see that many brands like Bose, Sony, and JBL are betting high on the model as of today. You can find pairs from all of them on any retail sales website. Having said that, today, we are going to take a look at two sublime models.

Sennheiser has been in the market for too long to understand the mood and make of its users. The manufacturer has come out with several excellent models. Since we will see about wireless earbuds, what better way than comparing the Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT wireless earbuds.

The Sennheiser Momentum True Wireless 2 gaming earbud comes with its own set of attractive features that make it a stunning product for you. It has fantastic comfort, exceptional build, and the sound features are simply top-notch in it.

It is produced from plastic that enables you to wear them for long hours with ease. The weight of the wireless earbuds is important when you want to ensure that they can fit in there comfortably.

The Sennheiser CX 400BT wireless earbuds are the second generation of true wireless earbuds. They come with a 7mm driver in each of the earbuds. Our tester felt that the CX 400BT model does not have the polish you would find in most of the units and is not that sleek.

You can find the controls at the rear of the earbuds that do not require you to remove them each time you want to use the earbuds. The True Wireless 2 earbuds come with ANC infused in them, ensuring that you can make use of them splendidly.

They wanted to provide their users with something unique and different. They can do that with the True Wireless 2, or the CX 400BT wireless earbuds are for us to find out. The CX 400BT is cheaper than the True Wireless 2 model but compromises in several areas.

Besides the price, you must also note the pricing of both models. The True Wireless 2 earbud is good, but so is the CX 400BT. Not to mention, it comes much cheaper than the former unit. Read on till the end to find out which model is better and can satisfy your needs.

Sennheiser Momentum True Wireless 2Sennheiser CX 400BT
Sennheiser Momentum True Wireless 2Sennheiser CX 400BT
The unit offers you exceptional comfort for wearing prolonged hours.

The audio quality was simply outstanding, to say.

It comes with an excellent ANC performance.

The battery life is quite decent and takes you throughout the day.

It has a companion iOS and Android app.
The audio quality of the headset is sublime.

The headset has a lightweight body to it.

It comes with onboard controls for working.

The unit has companion app support.

It comes at a cheaper price than most products sold in the market.
It is quite expensive compared to its counterpart.The bulky design may not suit gamers.
SPECIFICATIONSSennheiser Momentum True Wireless 2Sennheiser CX 400BT
NameMOMENTUM True Wireless 2 Noise Cancelling Earbud HeadphonesCX 400BT True Wireless Earbud Headphones
Noise Cancelling ActiveYes
Sound ModeStereo
Connection TypeWirelessWireless
Wireless ConnectivityBluetoothBluetooth
True WirelessYesYes
Water ResistantYes
Built-In MicrophoneYesYes
Carrying CaseYesYes
Headphone FitIn-EarIn-Ear
Battery Life7 hours7 hours
Works WithGoogle Assistant, SiriSiri, Google Assistant
Ear Tip Sizes IncludedExtra small, Large, Medium, SmallExtra small, Small, Medium, Large
Warranty2 Years2 Years


Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT

The Sennheiser Momentum True Wireless 2 gaming earbuds come with a sleek design. Most earbuds are comfortable models to wear for prolonged hours at work or play. They do not cause any discomfort or strain on your ears at all.

The model has been slimmed that makes them a little lightweight for your ears. You do not feel like wearing them on your ears; they are that good. You can wear them by sliding them in, then slightly twist them so that they form a seal in your ears.

Though they are not as small as the Sony WF 1000XM3, they get the job done. Our tester thought that the earbuds did a decent job on par with the Samsung Galaxy Buds Pluses. You can quickly note the dimensions ensuring the model feels comfortable when using in a long session.

You can find 4 pairs of silicone earbuds that come with a USB-C charging cable in the carry case. There is a firm click when you place the earbud in the carry case. Its earbuds and the tips sometimes need to be placed into the position.

You might want to know that the outer surface of the earbuds has double used them. These can be used for performing many functions like being able to control the playback for activating Siri and Google Assistant.

You may note that the case may become dirty as they come covered in a coarse woven fabric. They can become dirty when you do not take good care of them. When you remove the earbuds from the case, it terminates the connection.

The Sennheiser CX 400BT wireless earbuds come with touch panels that enable you to control the model seamlessly. It has a fantastic design that helps you work on it quickly. The design & comfort of the earbud is splendid and easy to use.

Its oval shape needs a push & twist movement to ensure that they are correctly fitted into your ears. You do not have to force them inside your ears. They are also incredibly light, weighing at 6 grams only.

As the earbuds are 2cm deep only, they may protrude outside, which may be annoying for some gamers. Apart from that, we did not notice anything out of the ordinary in them. We want to mention that the fitting was not that good, but the model comes with 4 different sizes present in the carry case.


Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT

The Sennheiser Momentum True Wireless 2 gaming earbuds have active noise canceling (ANC). The maker has decided to provide them in their model’s thanks to the number of gaming headsets that are having the feature.

Its benefits if immediately noted when you make use of it and are able to block all the background noise from it. Though it is not as good as Sony or Apple, the Sennheiser is not many miles away and is quite functional.

Sennheiser models are usually nicely designed and built. They can last you for years to come. The same can be said about this model. When you want to toggle the noise-canceling off or on, you use touch-sensitive controls.

You can also make use of the smart control app present on the earbud that can be used on android and iOS models as well. The companion app is a common thing that can is infused on models in today’s market.

You can adjust the controls for doing the function that you want it to do. Using the control present on the left touchpad, you can play or pause the unit using a single tap or double-tap. With the latter feature, you can move to the next track present on the device you are using.

You also can make use of similar taps for the voice assistant and the Transparent Hearing. You will want to know that they are quite responsive and easy to power their way on the new option.

When you want to reduce the volume, then you can do it by pressing and holding the left earbud. They can be configured using the controls present on the app. Similarly, you have the Sennheiser CX 400BT wireless earbud that does not come with active noise-canceling.

Not to mention, you also do not have the smart pause functionality and IPX4 water-resistant feature on it. Users can get close to 20 hours of combined battery life from them. You can get close to 7 hours from the earbuds and 13 hours from the charging case.

Our tester noted that they are much lesser than most models sold in the market like the Earfun Air Pro and JBL Reflect Flow. We also felt that they could have some element of resistant to sweat and water, but sadly it did not.

It supports the Bluetooth 5.1 and mobile app features provided in the earbuds for optimum performance. The earbuds also come with stunning performance like exceptional Bluetooth transmission and the like. Here you can read JBL Free WFH vs JBL Quantum 100.


Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT

Sennheiser has always been known for its audio performance, and these models were the same. We found nothing much during our testing, but we will tell you what we thought. The Sennheiser Momentum True Wireless 2 comes infused with the ANC, making a huge difference between most models and this unit.

You can effortlessly squeeze more out of the unit when you know how to make full use of the control setup in it. Once you have downloaded the app and using it, you also have plenty of battery life left in it.

You can find an LED light indicator on the carry case that lets you know the charge in the earbuds. The earbuds can run for close to 7 hours on the trot without leaving any charge of it. The noise-canceling feature does affect the battery life of the earbuds.

When you notice the same in the Sony WF 1000XM3, it can work for 18 hours on the run. You will want to know that the case is quite similar in looks to the wireless case, only that it comes with a grey fabric on it.

You can easily hear what you want to when using the earbuds. It can sound exceptionally induced for you to run wild with the tones set in it. Our tester found that nothing escaped his ears, and he could note everything nicely, which is an excellent thing.

They can also produce great control on the low frequencies and provide you with fantastic bass audio that is stunning and phenomenal. However, the Sony earbuds came with more quality them because of the timing of the beat and tone.

It is most suitable for viewing YouTube and Netflix if you want. We found that most of the videos came with plenty of features and gave us immense pleasure it. The maker has ensured that it is one of the most consistent brands in the market in sound quality.

The Sennheiser CX 400BT earbuds were excellent, and naturally, we thought that they would perform exceptionally well when playing games like the Weather Station’s Parking Lot. You will want to know that the unit is powerful enough for you, and the open presentation comes with detail.

Our tester was able to hear all the notes very clearly and never found them quite exhausting. The guitar, the violin, or even other instruments were heard quite clearly. These units have offered you with sublime rhythmic precision.

Whether you want to use it for gaming or listening to music, you would love the experience. The unit provides you with excellent refinement in the name of the production, and you get a smoother and sophisticated balance in your listening abilities.


Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT

The Sennheiser Momentum True Wireless 2 gaming earbud microphone is excellent and comes with exceptional quality. The unit can be used to listen to the podcast, and they appear to be relatively pristine.

Our tester could notice the difference in the sound performance of the other microphones. They came sublimely with the ability to record your voice without hassle. You can make use of them for calls, and most said that it sounded less when compared to Sony and Bose.

The Sennheiser CX 400BT gaming earbud also has a powerful microphone that comes with impeccable sound ability. It has an integrated microphone recording quality, and they are capable of producing substantial noise.

Your sound might not be entirely bad, but it can be slim for some of the users. Not to mention, you can feel that it does lack in detail. The noise handling is also good, and it does not struggle too much with the sound listening capabilities and may not be able to work to separate the voice from a noisy environment and is ideal for a quiet space.


Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT

The compatibility on the Sennheiser Momentum True Wireless 2 earbuds is quite good. However, you will want to make use of their app for ultimate connectivity. It comes with the latest Bluetooth 5.1 version that provides you with AAC and SBC abilities.

When you are considering working on the aptX, then you may want to use your android device. You can also use AAC as it comes way better than for the latency when using it for video. When you want to use it on our Apple device, you can use the AAC option only.

You can set the output to 75dB and run the selected playlist using repeat. Please do note that the model came with battery issues because it cannot run very long on it. You can use the case if you want, as it comes with the ANC element in it.

The Sennheiser CX 400BT wireless earbuds compatibility is good, and they can help you on connections seamlessly. You will want to know that they are limited to NFC and multi-device pairing, which can be put most of you off.

Its audio latency on the PC was very high. When you use it on iOS and Android devices, you do not notice any latency. You will want to know that the devices and the apps effortlessly compensate, and it can change with the usage in users.

You will want to beware that they can operate only on Bluetooth and not wired. You can make use of the USB-C charge offered in the case. They cannot work on the PS4 and the Xbox One. The model has a charging case that makes use of the USB-C connection that does not support wireless charging.


Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT

The Sennheiser Momentum True Wireless 2 gaming earbud is priced at less than $277. Sennheiser has done a decent job by making use of some aspects in their wireless earbuds. It comes with a spectacular battery working life and active noise cancellation (ANC) as well.

They can provide you with the most suitable sound you can find in the market at the moment on a true wireless headset. The Sennheiser CX 400BT gaming earbud is priced at less than $200. Basically, the appearance of both the gaming models is almost the same.

They both look almost similar; you might have second thoughts, but this one comes to a lot cheaper than the top-end unit. The CX 400BT wireless unit is good enough and comes with most of the elements that you can find on the True Wireless 2, like the splendid audio and quality battery life.

However, you will have to compromise on the transparency mode and the ANC when choosing this at a low price.

Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT: Verdict

We have ended our comparison review on Sennheiser Momentum True Wireless 2 vs Sennheiser CX 400BT wireless earbuds. They both are quite capable of taking on some of the best models in the market today.

The Sennheiser Momentum True Wireless 2 earbuds are quite expensive, close to the $300 price range. The unit comes with opulent comfort and features on it like the ANC that make the sound quality magnificent.

Our tester found that it was able to remove all the bass from the audio that gave it an eloquent performance. You would be delighted to know that a user tried this model with his Bowers & Wilkins PX wireless gaming headset and found this one almost on par with it.

We are talking about a more than $500 unit here. Our tester also compared them with the 1More True Wireless ANC earbuds and found that the noise cancellation was much better. When noise cancellation is the main priority, then this model will not disappoint you at all.

You can expect the performance of this unit on par with the likes of the Apple AirPods Pro and the Sony WF-1000XM3. Similarly, the Sennheiser CX 400BT wireless earbuds are another exceptional unit that comes at a cheaper rate than the True Wireless 2 model.

But you may not be delighted to know that it does not come with the ANC and other elements. These make up crucial aspects for any earbud, for that matter. If you are short on budget, then you might want to consider this one.

It also has a stunning connect app that does a fantastic job on the model. The design of the earbud and the build quality was remarkable. This feature is something that Sennheiser is able to perform without a shadow of a doubt magnificently.

Our winner in the review between the Sennheiser Momentum True Wireless 3 vs Sennheiser CX 400Bt gaming earbuds would be the True Wireless 2. luxury then Momentum 2. When you want something that is on par with the top-end models in the market, then the model is a worthy contender indeed.


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James Smith has always been intrigued by electronic products since his childhood. After his post graduation in electronics from a popular university, he decided to pursue a career in the electronics sector. But his calling for writing about these marvellous pieces of work got the better of him. That is how UBG was started. With a writing career spanning more than 12 years, James has worked on several hundred product reviews. During his free time, he like to spend time with his pet dog and relax in the swimming pool.