Six years later, Sony revisits its legendary XM4 headphones
Sony is re-releasing the WH-1000XM4 as the XM4C with minor upgrades including Bluetooth 6, a 10-band EQ, and a gaming preset, while retaining the original QN1 chip and four-mic ANC design Battery life is slightly reduced from 30 to 27 hours with ANC on, and the headphones are priced at $300, undercutting the XM6 by $100 Sony also refreshed its midrange WH-CH730N ($180) and entry-level WH-CH530 ($70) lines with extended battery life, a 10-band EQ, and a new volume-limiting safe mode The XM4C is a
Analysis
TL;DR
- Sony is re-releasing the WH-1000XM4 as the XM4C with minor upgrades including Bluetooth 6, a 10-band EQ, and a gaming preset, while retaining the original QN1 chip and four-mic ANC design
- Battery life is slightly reduced from 30 to 27 hours with ANC on, and the headphones are priced at $300, undercutting the XM6 by $100
- Sony also refreshed its midrange WH-CH730N ($180) and entry-level WH-CH530 ($70) lines with extended battery life, a 10-band EQ, and a new volume-limiting safe mode
- The XM4C is available in a new lavender color and maintains the compact folding design that Sony briefly abandoned with the XM5
- A limited Hello Kitty partnership bundle is announced for select models, available only on Sony's website
Why It Matters
Sony's decision to re-release a six-year-old flagship design signals that the premium headphone market may be maturing, with incremental updates becoming the norm rather than disruptive redesigns. For consumers, the XM4C's $300 price point creates a competitive tension with the XM5 at $200, raising questions about value hierarchy in Sony's lineup. The inclusion of a hearing-safe volume limit across budget models also reflects growing industry awareness of consumer health and regulatory pressure.
Technical Details
- The XM4C retains the original QN1 processing chip and four-microphone ANC array, which is now considered dated compared to the XM5's eight mics and the XM6's twelve mics with the newer QN3 chip
- Bluetooth has been upgraded from version 5 to version 6, and the Headphones app now offers a 10-band EQ (up from 5-band) plus a dedicated gaming preset
- Battery performance is rated at 27 hours with ANC enabled, a slight decrease from the original XM4's 30 hours
- The WH-CH730N delivers up to 50 hours of battery life with ANC, while the WH-CH530 reaches 55 hours without ANC; both feature a new safe mode that caps maximum volume output
- The CH730N now features a foldable compact design, matching the portability of the XM4C, while the CH530 is available in six color options
Industry Insight
Sony's re-release strategy suggests the company is testing whether nostalgia-driven demand can sustain older designs at near-launch prices, a move that could pressure competitors to clarify their own value propositions in the $200–$300 range. The simultaneous refresh of budget and midrange lines with shared software features (10-band EQ, gaming preset, safe mode) indicates Sony is consolidating its app ecosystem rather than differentiating products through software capabilities. The Hello Kitty collaboration and limited-edition bundles point to an increasing reliance on lifestyle marketing and exclusivity to drive sales in a saturated headphone market.
Disclaimer: The above content is generated by AI and is for reference only.