Sony WF-1000XM4 vs Soundcore Liberty Air 2 - Where are the differences?

There are a few differences between the two True-Wireless Headphones. Let's take a closer look at the points in comparison between the WF-1000XM4 from Sony and the Soundcore Liberty Air 2.

Which headphones have the better battery life?

A crucial point for headphones without cables is always the battery life. Here many headphones differ and the capacity grows from year to year. The battery life of the Soundcore Liberty Air 2 is longer here with 7,0 hours, which is of course better. With a lower battery life of up to 6,0 hours, the Sony WF-1000XM4 scores worse at this point. Depending on the settings, the battery life turns out significantly lower. The specifications always refer to the ideal case.

For true-wireless headphones, an additional battery in the case has become popular. This way the headphones gain more battery life and can be conveniently charged on the go. Here the Soundcore Liberty Air 2* offers more power overall. With Case, the headphones have a battery life of up to 28,0 hours. With the Sony WF-1000XM4, the battery life is up to 24,0 hours.

Wie werden die Kopfhörer geladen?

Bei dem Ladenanschluss setzten beide Geräte auf die gleiche Technologie. Beide werden per USB-C geladen.

Ein höhrer Standard ist hier immer besser. Die Ladedauer wird verkürzt und du kannst, wenn alle Geräte aktuell sind, die gleichen Kabel nutzen.

Die Ladedauer der Geräte:

• Sony WF-1000XM4*: 5,0 minutes Ladezeit für 1,0 hours Akkulaufzeit
• Soundcore Liberty Air 2*: 10,0 minutes Ladezeit für 2,0 hours Akkulaufzeit

Noise Cancelling: ANC

A big issue and a practical thing is the active noise cancellation. The headphones differ here. Only with the Sony WF-1000XM4 do you get ANC (Active Noise Cancelling). With the Soundcore Liberty Air 2 you have to do without it.

How many microphones are there?

Let's move on to the topic of microphones, which also have an impact on voice quality and noise cancellation. Most headphones no longer relied on just one microphone, but several. Unlike the Sony WF-1000XM4, the Soundcore Liberty Air 2* with 4 pieces per side offers more. The Sony WF-1000XM4 has 2 microphones built in per earbud.

Welche Bluetooth Version ist verbaut?

Beide TWS-Kopfhörer aus dem Vergleich funktionieren über Bluetooth. Je höher die Version, desto besser ist es für die Qualität in der Übertragung und auch dem Energieverbrauch. Die beiden Kopfhörer unterscheiden sich hier. Der 5.2 hat Bluetooth 5.2. Bei dem Soundcore Liberty Air 2 gibt es Bluetooth 5.0. Damit ist der Sony WF-1000XM4* mit dem bessern und neuern Bluetooth-Standard ausgerüstet.

Can the earbuds be used separately?

The right earbud can be used independently of the left earbud on almost any True-Wireless headphone. This is also the case with both devices from this comparison. Rarely, the left headphone can be used separately, because they work in dependency of the right ear plug. Mostly the right headphone is the so called master. In this case both the Sony WF-1000XM4 and the Soundcore Liberty Air 2 can use this feature.

Are there changeable attachments?

For better carrying comfort, both wireless headphones from the comparison offer interchangeable attachments. The number of pieces is also identical with . Thus, we have no winner and no loser at this point.

Are the headphones waterproof?

Both headphones from the comparison have IP certification. However, the degree of protection is different. The Sony WF-1000XM4 is certified with IPX4. With the Soundcore Liberty Air 2, you get IPX5 certification. However, an IP certification does not directly mean waterproof. Depending on the certification, the headphones are only water- or sweat-resistant. However, a higher number in the certification is generally better. With Bluetooth headphones there is also the problem that Bluetooth is disturbed by water. Thus, the use when swimming is only possible with special headphones.