The Sony WH-1000XM6 headphones have arrived, promising a refined listening experience and enhanced features. This in-depth review delves into the audiophile aspects of the XM6, offering a detailed analysis beyond the typical marketing hype. We dissect its sound signature, exploring its strengths and weaknesses with a critical ear, comparing it not only to its predecessors but also to leading competitors like the Bose QC Ultra and AirPods Max. We'll investigate whether Sony's latest flagship truly delivers on its promises, focusing on the impact of the customizable EQ and the overall listening experience.This review examines the XM6’s performance across various aspects, from its design and comfort to its noise cancellation capabilities and connectivity. We'll scrutinize its sound quality, paying close attention to the bass response, midrange clarity, and overall balance, evaluating its suitability for discerning listeners. Ultimately, we determine if the WH-1000XM6 justifies its price point, considering its strengths and shortcomings in the context of its market competitors and assessing whether its non-audio features compensate for any audio limitations.
Pros And Cons
- Foldable design (unlike XM5)
- Good comfort for extended use
- Excellent noise cancellation (ANC) - among the best available, including passive and active noise cancellation
- Improved adaptive ANC activation time compared to XM5 (0.5 seconds vs 3 seconds)
- Sublime ambient transparency mode
- Great connectivity and pairing with LDAC support and easy pairing
- Stock sound is considered bad; bass-heavy, muddy, and with a treble spike
- Default EQ presets in the companion app don't fix the muddy bass issue
- Limited acoustic performance due to other design considerations (battery, microphones, etc.)
- Sound staging feels close and instrument separation isn't great
- Lack of detail retrieval, even with EQ adjustments
- Adaptive ANC can still sometimes fail to fully activate, requiring readjustment
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Sound Quality: A Critical Analysis
The Sony WH-1000XM6's default sound profile is bass-heavy, leading to a muddy and somewhat muffled listening experience. The bass bleeds into the mids, creating an unbalanced sound signature. While the upper mid-range offers a degree of naturalness, this is overshadowed by the unnaturalness of the lower mid-range. The overall effect is a sound that is far from ideal for discerning listeners.
The stock sound signature is undeniably bass-dominant, which many might find overly 'boomy'. Even after utilizing the companion app's EQ presets, the muddy bass remains a significant issue, a persistent flaw across the XM series. This is a sound I find unpleasant; it masks the detail and timbre of instruments.
Fortunately, the Sony Headphones Connect app offers a customizable equalizer, allowing for significant improvements. While the app's built-in presets are insufficient to remedy the base problems, manual adjustments can drastically improve the sound. My recommended EQ settings significantly reduce muddiness and improve instrument clarity, but the bass still feels excessive to my ears.
Beyond the Sound: Build, Comfort, and Features
The WH-1000XM6 boasts a familiar design, made primarily of matte plastic. It's lightweight yet notably improved over the XM5 with its foldable design, a feature absent from the XM5 but present in the XM4. However, the absence of consistent design choices across the series raises questions about Sony's design philosophy.

Comfort is generally excellent, accommodating even large ears and heads. However, the XM6's earcups tend to trap heat more quickly than its predecessor. This may be an issue for extended listening sessions in warmer environments.
The XM6 shines in its noise cancellation (ANC) and ambient sound mode. The ANC is top-tier, exceeding even the AirPods Max in some aspects. The transparency mode offers an almost open-back listening experience, far surpassing previous iterations. Pairing and connectivity are straightforward and reliable, benefiting from the inclusion of LDAC.
Comparison and Conclusion
Compared to competitors like the Bose QC Ultra and AirPods Max, the XM6 holds its own in certain areas but falls short in sound quality. The Bose QC Ultra offers a more balanced sound, whereas the AirPods Max lacks upper-mid clarity, issues the XM6 suffers less from. The XM6's superior ANC and transparency mode are undeniable advantages.
Despite the customizable EQ in the companion app, the XM6's inherent acoustic limitations prevent it from achieving top-tier audio fidelity. A high-quality analog headphone of comparable price may outperform it in this area.
Ultimately, the Sony WH-1000XM6 excels as a lifestyle product, offering excellent noise cancellation, transparency, connectivity, and battery life. However, while its sound quality can be improved, it doesn't reach the level of its most capable competitors, even with EQ adjustments. The value proposition rests largely on its ANC and other features. Therefore, whether or not it is worth the price depends heavily on whether these non-audio features are highly valued.