Sony Launches WH-1000XM4C Headphones With Replaceable Battery and Bluetooth 6.0

Sony's WH-1000XM4 headphones first arrived in 2020 and quickly became a favorite among audiophiles for their excellent sound and noise cancellation. The model gained a strong reputation and remained popular for years, often selling out and becoming hard to find according to The Verge.

With technology advancing and consumer interest shifting toward sustainability, Sony saw an opportunity to revisit its successful XM4 line. Calls for longer-lasting products and easier repairs grew louder, especially as battery life became a concern for older headphone models.

On September 7, 2026, Sony officially announced the WH-1000XM4C headphones. The updated model keeps much of what made the original XM4 popular but introduces key changes, such as a replaceable battery and improved sound quality, according to Digital Trends.

Sony also added Bluetooth 6.0 for more stable connections and lower latency, plus a 10-band equalizer to let users fine-tune their audio experience. The new headphones are priced at $299, making them more affordable than Sony's flagship WH-1000XM6, which is listed at $460 but often discounted, as noted by 9to5Google.

The launch was part of a broader rollout that included two additional headphones: the mid-range CH730N and the entry-level CH530. Sony aimed to offer more choices for different budgets and listening preferences, CNET News Tech reported.

In addition to the refreshed technology, Sony emphasized the environmental benefits of the replaceable battery. This move is seen as a response to consumers wanting products that last longer and are easier to maintain.

The WH-1000XM4C is now positioned as a modern, sustainable option in Sony's headphone lineup. It appeals both to fans of the original XM4 and to new buyers looking for advanced features without the highest price tag.

The release has generated excitement among tech enthusiasts and is being closely watched as a test of whether updated classics with greener features can win over a competitive market.

Observers are waiting to see if Sony's bet on sustainability and replaceable batteries will influence other manufacturers. Early reviews and sales figures in the coming months will show if the WH-1000XM4C can match or surpass the popularity of its predecessor.