Audio Technica ATH-E40 vs Beyerdynamic DT 252 – Key Differences & Best Choice (2026)

3-Year Warranty from Audio-Technica that covers manufacturing defects. The proprietary dual phase push-pull driver design of the ATH-E40 professional in-ear monitor headphones provides improved fidelity and efficiency. These headphones deliver powerful bass along with balanced mid and high frequencies to convey the full emotion of the music from the stage to the street. The headphones also come with a detachable 1.6 m (5.2') cable, with newly developed A2DC (Audio Designed Detachable Coaxial) connectors at the headphones and a 3.5 mm (1/8") stereo mini-plug output, and a carrying case. The ATH-E40 features specially designed housings that provide incredible isolation. The isolation â€“ and the comfort â€“ are enhanced by the four sizes of included silicone eartips (XS/S/M/L), which allow you to create a custom fit.

- Closed headphone - Good ambient noise attenuation - Neodymium magnet system for perfect reproduction - Soft, circumaural ear pads - Single-sided plug-in type connecting cable - Limiter (optional) - DT 252 as single-sided version

The driver size differs between the two (NA vs 8.5 mm), which can influence sound depth, bass response, and overall audio clarity. If you're comparing Beyerdynamic DT 252 and Audio Technica ATH-E40, both models offer a strong combination of sound performance, comfort, and modern wireless features. From a usability standpoint, both models provide a reliable and premium headphone experience. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Beyerdynamic DT 252 and Audio Technica ATH-E40 offer different noise cancellation capabilities (NA vs Sound Isolation), which can impact how effectively they block external noise. The frequency response differs (10 Hz - 30000 Hz vs 20Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. Impedance levels vary (80 Ohms vs 12 ohm), which can affect compatibility and audio output when used with different devices. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. There is a noticeable difference in weight (170 g vs 10 GM), which may affect comfort during extended use.

Verdict: Choosing between Beyerdynamic DT 252 and Audio Technica ATH-E40 depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Noise Cancelling: NA vs Sound Isolation
Driver Size: NA vs 8.5 mm
Weight: 170 g vs 10 GM
Impedance: 80 Ohms Vs 12 ohm

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Top Differences