Audio Technica ATH-E40 vs Beyerdynamic SOUL BYRD – Which One Should You Buy? (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.

High-quality materials and real reliability. Universal 3-button remote control* with microphone. In-ear headset with balanced sound and good resolution. Simple elegance, pleasant feel and impressive wearing comfort. Ergonomically shaped housings ensure a secure and comfortable fit in the ear.

Key Differences

Beyerdynamic SOUL BYRD and Audio Technica ATH-E40 offer different noise cancellation capabilities (NA vs Sound Isolation), which can impact how effectively they block external noise. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. From a usability standpoint, both models provide a reliable and premium headphone experience. If you're comparing Beyerdynamic SOUL BYRD and Audio Technica ATH-E40, both models offer a strong combination of sound performance, comfort, and modern wireless features. The driver size differs between the two (NA vs 8.5 mm), which can influence sound depth, bass response, and overall audio clarity. Impedance levels vary (NA vs 12 ohm), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (16.4 g vs 10 GM), which may affect comfort during extended use. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The frequency response differs (10 - 25,000 Hz vs 20Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs.

Verdict: Choosing between Beyerdynamic SOUL BYRD 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: 16.4 g vs 10 GM
Impedance: NA vs 12 ohm

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Key Differences

Top Differences