Field Test · Studio Gear Review
AKG K-371
Technical assessment of the AKG K-371 closed-back headphones by AKG
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Spec Sheet
- For studio, stage and on the road
- Closed
- Circumaural
- Titanium coated 50 mm driver
- Impedance: 32 Ohm
- Sensitivity: 114 dB SPL/ V
- Transmission range: 5 – 40000 Hz
- High external sound-proofing
- Innovative folding mechanism
- Oval fabric leather ear cushions
- Single-sided cable routing
- Foldable
- Weight: 255 g
- Includes 2 straight cables (3 m and 1.2 m long) and a 3 m spiral cable, 6.3 mm adapter and storage bag
Studio Log
| Available since | July 2019 |
|---|---|
| Item number | 470715 |
| Sales Unit | 1 piece(s) |
| Design | Over-Ear |
| System | Closed Back |
| Impedance | 32 Ohms |
| Frequency range | 5 Hz – 40000 Hz |
| Adaptor | Yes |
| Replaceable Cable | Yes |
| Colour | Black |
| Sensitivity | 114 dB |
| Max. SPL | 114 dB |
| Type Of Connector | Mini Jack |
| Adapter | Yes |
| Weight | 255 g |
| Replacable Cable | Yes |
| Marrone/Argento | Black |
Demo Footage
Field Photography
QC Pass — Field Test
Customer Review Summary
[META]Examining the AKG K-371’s sound quality, comfort, and build for studio and mobile use in a thorough technical review.Introduction to the AKG K-371
Released in July 2019, the AKG K-371 presents itself as a versatile closed-back, over-ear headphone aimed at studio professionals and mobile users alike. Weighing in at 255 grams and priced around £129, these headphones feature a titanium-coated 50 mm driver configured for a 32 Ohm impedance. Packing high external sound-proofing, multiple detachable cables, and a folding design, the K-371 is engineered for flexibility across different use cases.
Design and Build Quality
The K-371 sports an understated black finish with oval fabric leather ear cushions designed to encircle the ears comfortably. The headphones fold compactly via an innovative mechanism, supporting portability and storage in the included soft bag. The build quality feels solid, employing metal components in the headband’s adjustment sections and durable plastics elsewhere. However, some users report concerns regarding the hinge mechanism’s durability, suggesting it to be a potential weak spot during extended use or frequent folding. While the adjustable sliders are smooth, they may loosen over time, requiring occasional readjustment.
Cable management is a notable strength, with three cables included: two straight cables (1.2 m and 3 m lengths) and a 3 m spiral cable, all detachable via mini XLR connectors. This allows easy replacement and adaptation depending on usage, a feature often overlooked in this price bracket.
Comfort and Fit
Despite a moderately firm clamping force that ensures good passive noise isolation, the K-371 remains surprisingly comfortable over prolonged sessions. The ear cushions provide a seal around the ear, though they are somewhat thin with a firm foam that may touch the ears directly, potentially causing slight discomfort or heat accumulation after several hours. Users with larger ears may find the ear cups a bit narrow, necessitating sporadic adjustments. The headband padding is minimal but effective, dispersing pressure without significant discomfort.
Sound Performance
The highlight of the K-371 is its balanced and natural sound signature that leans slightly towards a more lively and bass-emphasised profile. The titanium-coated drivers deliver a frequency response spanning 5 Hz to 40,000 Hz, which is exceptionally wide for consumer headphones. Sensitivity is rated at 114 dB, making them loud enough for mobile devices without additional amplification.
Listeners report well-controlled bass that offers impact without overwhelming the midrange, contrasting with some stereotypes of bass-heavy closed headphones. The mids are clear but sometimes recessed, contributing to a distant vocal presentation. A slight dip in upper mids and low treble frequencies can reduce clarity, although the mid treble emphasis helps percussion and cymbals cut through the mix.
Overall, the soundstage within the closed-back design is respectable, providing good imaging and instrument separation.
Use Case Suitability
- Studio Work: The headphones offer decent isolation and a fairly neutral presentation suitable for tracking and monitoring. However, their less-flat frequency response may limit their effectiveness for critical mixing tasks.
- Mobile and Home Listening: Thanks to a low impedance of 32 Ohm, the K-371 performs well on smartphones and laptops. The included cables accommodate both stationary and on-the-go uses. Bass-heavy genres such as EDM are particularly well-served by the headphone’s sound signature.
- Comfort for Extended Use: While mostly comfortable, the lack of plush padding and potential heat buildup mean they are less ideal for very long sessions without breaks.
Known Issues
Some users highlight cable noise from the left-side detachable cable where friction produces audible rustling. Wrapping the cable around the earcup can reduce this, though this is a suboptimal workaround. Durability concerns focus on the hinge and the headband adjustment system, which may be vulnerable to stress if folded frequently or mishandled. Replacement parts such as ear cushions are not officially available, potentially limiting long-term maintenance options.
Comparison and Value
Against similarly priced models, the K-371 rises as one of the best closed-back headphones available, especially for users requiring portability and cable versatility. It outshines models like Audio-Technica ATH-M40x and competes well with Beyerdynamic DT 770 Pro, particularly for mobile use and clarity in bass-heavy music. However, audiophiles and professional mixers might seek more neutral options for critical listening.
Conclusion
The AKG K-371 represents a strong proposition in the £120, 130 price range, blending admirable build quality, thoughtful accessories, and a pleasing tonal balance. Its lightweight design and folding capability make it suitable for varied environments, from home studios to commuting. While not perfect, comfort limitations and durability concerns temper the experience, it delivers exceptional audio for its class, especially for those prioritising bass presence and portable convenience. Caution towards hinge handling and potential cable noise is advised, but overall, these headphones offer excellent value for both casual listeners and entry-level professionals.
