Sennheiser is quick to launch a new true wireless earbuds and at a more affordable price, possibly in response to consumer feedback on CX 400BT. Sennheiser is capable of coming out with value-for-money models given its wide product line.

Supports EQ customisation via smartphone app, Supports touch control personalisation, Good passive noise cancellation, Sidetone feature lets you hear your own voice during calls

Lacks "Transparent Hearing" mode

The Sennheiser CX True Wireless are good for commuting and traveling. They're compact and sturdy, which makes them a good option for on-the-go use. Their six-hour-plus battery life is decent, and their charging case supplies enough power for roughly two additional charges.

Great build quality., Full-featured companion app.

Struggle to block out bass-range ambient noise.

Provided you find buds that fit your ears properly, the Sennheiser CX True Wireless provides wonderful sound.

Fabulous sound, provided you get the optimal fit.

No active noise cancellation. Maximum sound level could be higher. The silicone pillows often slipped out of our ears, we had to resort to alternative pillows.

The new Sennheiser Sport True Wireless sound good, and their earpieces can be open or closed to let ambient noise through or block it out, according to your preference. Furthermore, the excellent fit and a successful connection to an app mean we recommend the Sennheiser Sport True Wireless in this...

I believe Sennheiser has knocked it out of the park with another great true wireless. As an update of the CX400BT, it’s more arguable on which one is superior. The sound signature has a lot to offer, with a wide soundstage and a balanced timbre with a ton of customization due to Sennheiser’s Smart...

This is the second offering from Sennheiser that I have seen in the ‘sports earbuds’ category. Being wireless means that it matters not how much vigorous exercise you do as the only connection is between the two buds whatever position the rest of your body contorts to the earbuds stay firmly rooted...

If you don’t need the features distinctive to sports headphones, like waterproofing and extreme portability, you might do well choosing a different pair of headphones. But for someone who’s active or listening to music in the elements, they’re a great choice.

The Sennheiser CX True Wireless headphones are a cheaper yet greater upgrade than its predecessor, the CX-400-BT. In fact, it’s also better than a lot of wireless earbuds on the market.

“Sennheiser’s debut workout headphones look good, sound good, and fit the mold.”

Attractive design, Water/sweat-resistant, aptX, AAC support, Clear, bright sound signature, Designed to hang in front or back

App may not be useful to many users, May be fit issues for some, Battery life just OK

The Apple iPhone 14 is no match for the just-released iPhone 14 Pro, but if you ignore that, it’s one of the most effective phones around.

Great cameras, front and back, Fast performance, Good battery life, Innovative safety features

Design too familiar, Some average features