Audio Technica ATH-E70 vs Beyerdynamic MMX 300 – Full Comparison & Verdict (2026)

3-Year Warranty from Audio-Technica that covers manufacturing defects. The ATH-E70 features specially designed housings that provide incredible isolation. Offering extended frequency response and an accurate sound stage, this model is designed for sound professionals who demand the best. The ATH-E70 is the flagship in-ear monitor model in the E-Series. Its accuracy and detail allow precise balancing of the mix, making it the perfect choice for monitoring on stage or mixing in the studio. The isolation â€“ and the comfort â€“ are enhanced by the four sizes of silicone eartips ( XS, S, M, L ) and medium-size pair of Complyâ„¢ T500 foam eartips included with the headphones, which allow you to create a custom fit. The ATH-E70 also includes 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, a 6.3 mm ( 1/4" ) adapter, and a carrying case.

Made in Germany. Circumaural stereo headset with cable remote control. Excellent intelligibility thanks to high-quality microphone capsule. Silky-soft velour ear pads for pleasant wearing comfort over many hours. Maximum sound for gaming and multimedia applications on PC and console.

Key Differences

The frequency response differs (5 - 35 000 Hz vs 20Hz - 19KHz), which can influence how well the headphones reproduce lows, mids, and highs. There is a noticeable difference in weight (332 g vs 9 GM), which may affect comfort during extended use. The driver size differs between the two (NA vs 8.5 mm), which can influence sound depth, bass response, and overall audio clarity. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Beyerdynamic MMX 300 and Audio Technica ATH-E70 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Beyerdynamic MMX 300 and Audio Technica ATH-E70 offer different noise cancellation capabilities (NA vs Sound Isolation), which can impact how effectively they block external noise. Impedance levels vary (32 ohm vs 39 ohm), which can affect compatibility and audio output when used with different devices. From a usability standpoint, both models provide a reliable and premium headphone experience.

Verdict: Both headphones offer strong performance, and the right choice depends on your priorities such as battery life, comfort, and noise cancellation.

Top Differences

Noise Cancelling: NA vs Sound Isolation
Driver Size: NA vs 8.5 mm
Weight: 332 g vs 9 GM
Impedance: 32 ohm vs 39 ohm

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Key Differences

Top Differences