We are reader supported. When you buy through our links, we may earn an affiliate commission. Learn more.

Sennheiser CX 400BT vs Jabra Elite 75t (2021): Which Earbuds Should You Buy?

Sennheiser and Jabra are quality brands that produce excellent audio devices including true wireless earbuds. The Sennheiser CX 400BT and the Jabra Elite 75t are two true wireless earbuds that have great sound. They are similar in some ways, but they also have differences that will ultimately make one the better choice than the other. In this post, we’ll be comparing the two to find out how they differ and to help you choose which one is better for your specific needs.

Sennheiser CX 400BT vs Jabra Elite 75t Comparison Chart

ModelSennheiser CX 400BTJabra Elite 75t
 Amazon productAmazon product
PriceAmazon productAmazon product
WeightUnit: 49g
Earbud (each): 6g
Case: 37g
Unit: 46g
Earbud (each): 5.5g
Case: 35g
Frequency Response5 โ€“ 21 kHz20 – 20 kHz
Noise CancellationPassiveActive
CodecsSBC, AAC, aptXSBC, AAC
Battery Life7 hours
Charging case: 13 hours
7.5 hours (ANC off)
5.5 hours (ANC)
Charging case: 20.5 hours (ANC off)
Charging case: 18.5 hours (ANC)
ChargingFull charge: 1.5 hours
Quick charge: 10 mins. for 1.5 hours playtime
Full charge: 2 hours 20 minutes
Quick charge: 15 minutes for 1 hour playback
AppSennheiser Smart ControlJabra Sound+
Available ColorsBlack, WhiteTitanium Black, Gold Beige


The Sennheiser CX 400BT is bulkier than the Jabra Elite 75t.

sennheiser cx 400bt vs jabra elite 75t design
The Sennheiser CX 400BT (left) has a glossy finish compared to the matte finish of the Jabra Elite 75t (right).

Both earbuds have an in-ear form factor and they are easy to wear. The Sennheiser CX 400BT earbuds have a bulkier build, so they will protrude from your ears. However, they don’t go in too deep into your ear canal since the stems are fairly short. On the other hand, the Jabra Elite 75t are more compact and they won’t protrude too much from your ear, however, the stems are longer, so they can go deeper into your ear canal.

As for the ear tips, the Sennheiser CX 400BT come with four pairs of rounded ear tips with different sizes to fit all ear types. The Jabra Elite 75t also have rounded ear tips and they come with a total of three pairs.

The two earbuds, along with their charging cases, are easy to travel with since they are quite compact. The case of the Sennheiser CX 400BT is slightly taller and wider, but it will still fit inside pockets comfortably. In comparison, the case of the Jabra Elite 75t is shorter and much easier to store.

One advantage of the Jabra Elite 75t is that it has an IP55 rating. This means that it is water, sweat and dust resistant, making it suitable for different outdoor activities such as running. The Sennheiser CX 400BT, in contrast, do not have any resistance rating to speak of.


The feature that separates the two earbuds is the ANC or active noise cancellation of the Jabra Elite 75t.

sennheiser cx 400bt vs jabra elite 75t features
The Sennheiser CX 400BT (left) only provides passive noise cancellation while the Jabra Elite 75t (right) offers ANC.

One of the differences between these two earbuds is that the Sennheiser CX 400BT only have passive noise cancellation while the Jabra Elite 75t have ANC. The Jabra Elite 75t also have a HearThrough mode where environmental sounds are amplified to make you more aware of your surroundings. This feature is very handy for joggers, gym goers and more.

The companion apps for the two earbuds are very useful and they come with EQ settings, battery life indicators and many more features. The Sennheiser Smart Control App, in addition to all the features mentioned above, also allows you to remap the touch controls of the earbuds. Meanwhile, the Jabra Sound+ app has a more detailed EQ setting and it has a location-based trigger that will detect whether you’re at home or at work and change the earbuds’ settings based on that.

In terms of Bluetooth connection reliability, both are excellent. They are able to maintain a strong connection over long distances. However, the Jabra Elite 75t do come with a multi-device pairing feature, which allows it to connect to two devices simultaneously. The Sennheiser CX 400BT do not have this feature.


The Sennheiser CX 400BT sound more neutral when compared to the bass-heavy sound of the Jabra Elite 75t.

sennheiser cx 400bt vs jabra elite 75t sound
The two earbuds with their respective charging cases.

The Sennheiser CX 400BT True Wireless earbuds have a more neutral sound signature than the Jabra Elite 75t. On the Sennheiser CX 400BT, the bass can be boomy and slightly exaggerated, but not to the point that it is overpowering. The mid-range is slightly recessed but the highs are clear and you can hear the details in most songs.

On the other hand, the Jabra Elite 75t earbuds’ bass response is more exaggerated and intense, and as a result, the overall sound can be muddy. The mid-range is well-balanced and the highs are accurate. This pair of earbuds are great for those that enjoy bass-driven music.

Both earbuds support AAC and SBC, but only the Sennheiser CX 400Bt have support for aptX, which is the codec for high quality Bluetooth music. If your streaming app supports aptX, you can enjoy high quality audio with the Sennheiser CX 400BT.


Even with active noise cancellation enabled, the Jabra Elite 75t earbuds have a longer battery life than the Sennheiser CX 400BT.

sennheiser cx 400bt vs jabra elite 75t battery
The Jabra Elite 75t (right) has a longer battery life than the Sennheiser CX 400BT (left).

The battery of the Sennheiser CX 400BT can last up to 7 hours on a single charge, and their charging case gives them an additional 13 hours, for a total of 20 hours of battery life. On the other hand, the battery of the Jabra Elite 75t gives them a music playback time of either 7.5 hours with ANC off or 5.5 hours when ANC is enabled. The charging case gives them an additional 20.5 hours of battery life with ANC off and 18.5 hours with ANC enabled.

To fully charge the Sennheiser CX 400BT, it will take around 1 hour and 30 minutes while the Jabra Elite 75t will need 2 hours and 20 minutes to charge from an empty state. They both have quick charge features, with the Sennheiser CX 400BT giving you 1 hour and 30 minutes of music playback on a 10 minute quick charge. With the Jabra Elite 75t, 15 minutes of charging will give you 1 hour of music playback. They both use USB-C for charging.


If you are going to use your earbuds for outdoor activities, the Jabra Elite 75t is the smarter choice, however, if you just want an affordable pair of true wireless earbuds that sound good, you’re better off with the Sennheiser CX 400BT since it is cheaper.

Amazon product

The two earbuds have their strengths, and choosing one will depend on the features that you want on your earbuds. If you want a pair that you can use while running or working out with active noise cancelling, the Jabra Elite 75t is the logical choice. It has an IP55 rating for water, sweat and dust resistance and its active noise cancellation feature is top-notch. However, if you just want a pair of true wireless earbuds and you don’t really need any active noise cancelling, the cheaper Sennheiser CX 400BT is the smarter choice. It sounds very good and for its price, it offers a ton of value.


๐Ÿ“Œ Do the Sennheiser CX 400BT have noise cancelling?

They don’t have active noise cancelling but they can passively reduce noise.

๐Ÿ“Œ Are the Jabra Elite 75t worth it?

Yes, they are very good sounding earbuds. They come with excellent features such as ANC and HearThrough and for their price, they offer excellent value.

๐Ÿ“Œ Are the Sennheiser CX 400BT water resistant?

They don’t have any IP rating for water, dust or sweat resistance.

๐Ÿ“Œ What’s the difference between the Jabra Elite 75t and Elite Active 75t?

The Jabra Elite 75t have an IP55 rating while the Jabra Elite Active 75t have an IP57 rating, which means that the latter is water proof while the former is only water resistant.

RELATED  Bose vs Beats (2021): Whose True Wireless Earbuds Are Better?
Carlo Salvador

Senior Editor at Compare Before Buying. Writer and researcher passionate about fitness, gaming and music.