Audio-Technica ATH-M40x vs Bose QuietComfort Earbuds
The Verdict
Audio-Technica ATH-M40x and Bose QuietComfort Earbuds serve entirely different use cases, making direct comparison challenging. The ATH-M40x is a professional-grade wired over-ear monitor with 40mm drivers delivering flat, neutral frequency response ideal for studio work, mixing, and critical listening. At 240g with foldable design, it provides comfort for extended sessions without batteries to manage. Conversely, Bose's QuietComfort Earbuds prioritize active noise cancellation with 11 adjustable levels and portable convenience, weighing just 8.5g per earbud. The 6-hour battery life (18 hours with case) suits daily commuting and travel rather than stationary monitoring. Connectivity differs fundamentally: Audio-Technica requires wired connection with included dual cables, while Bose offers Bluetooth 5.1 with Qi wireless charging and IPX4 water resistance. Sound character diverges intentionally—Audio-Technica targets accurate reference monitoring, while Bose emphasizes consumer-friendly noise reduction. Budget significantly influences the decision at $99 versus $279. Choose Audio-Technica for professional audio work, accurate monitoring, or studio applications where neutral response matters. Select Bose for mobile listening, commuting, and noise isolation in everyday environments.
Who Should Buy
Buy the Audio-Technica ATH-M40x if…
- →Flatter, more neutral tuning than the M50x — preferred by some engineers
- →Excellent value at $99 for professional-grade monitoring
- →Lightweight at 240 g for comfortable extended mixing sessions
Buy the Bose QuietComfort Earbuds if…
- →Best-in-class ANC for true wireless earbuds at launch — 11 adjustable levels
- →StayHear Max tips provide a comfortable, secure fit for hours
- →Rich, detailed Bose sound signature with strong bass
Category Scores
Pros & Cons
Audio-Technica ATH-M40x
Pros
- Flatter, more neutral tuning than the M50x — preferred by some engineers
- Excellent value at $99 for professional-grade monitoring
- Lightweight at 240 g for comfortable extended mixing sessions
- Foldable and portable with detachable cables
- Reliable build quality trusted by studios globally
Cons
- Wired only — no wireless option
- Bass response is intentionally restrained — not for bass lovers
- Ear pads are thin and may need replacement for comfort
- Plastic build feels less premium than metal competitors
- No carrying case included
Bose QuietComfort Earbuds
Pros
- Best-in-class ANC for true wireless earbuds at launch — 11 adjustable levels
- StayHear Max tips provide a comfortable, secure fit for hours
- Rich, detailed Bose sound signature with strong bass
- Wireless charging case adds convenience
- IPX4 sweat and water resistance for workouts
Cons
- Bulky earbuds protrude noticeably from ears
- 6-hour battery life is below average for ANC earbuds
- No multipoint Bluetooth connection
- Charging case is large and heavy compared to competitors
Full Specifications
| Spec | Audio-Technica ATH-M40x | Bose QuietComfort Earbuds |
|---|---|---|
| Active Noise Cancelling | ||
| Type | over-ear | in-ear |
| Weight | 240 g | 8.5 g (each) |
| Battery | ||
| Battery life | N/A (wired) | 6 hrs (18 hrs total with case) |
| Charging | N/A | USB-C or Qi wireless |
| Drivers | 40mm large-aperture dynamic driver | Bose proprietary driver |
| Features | Flat, neutral frequency response for accurate monitoring, 40mm drivers with rare earth magnets and copper-clad aluminum wire, 90-degree swiveling ear cups, 2 detachable cables included, Foldable for portability, Circumaural design | 11 levels of Active Noise Cancellation, Aware mode (transparency), StayHear Max tips for secure fit, Bose Music app with adjustable EQ, Touch controls on each earbud, Qi wireless charging case |
| Connectivity | ||
| Wired option | ||
| Codecs | SBC, AAC | |
| Bluetooth | None (wired only) | 5.1 |
| Multipoint | ||
| Water Resistance | None | IPX4 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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