Audio Technica ATH-A550Z vs Beyerdynamic MMX 300 PRO – Which One Should You Buy? (2026)

Includes 6.3 mm (Â¼") stereo adapter. 3.0 m (9.8') cloth-wrapped, tangle-free cable. Premium, soft earpads for long-lasting comfort. Proprietary 3D wing support system for excellent fit. Lightweight aluminum housings reduce unwanted resonance. Double Air Damping System ( D.A.D.S ) for deep bass reproduction. Newly designed 53 mm drivers with OFC bobbin-wound voice coils. Drivers feature top-mounted PCB and integrated yoke for precise diaphragm movement and superior transient response.

Closed Design. Made in Germany. Soft over-ear pads for high wearing comfort. Professional studio sound with gaming tuning. Maximum comfort for extended gaming sessions. Earpads, headband and cable as replacement parts. Headband pad with a recess in the area of the fontanel. High-quality microphone for excellent intelligibility of speech. Single-sided, detachable cable with an integrated remote control. Unique speech intelligibility thanks to high-quality condenser microphone.

Key Differences

Impedance levels vary (40 ohm vs 48 ohm), which can affect compatibility and audio output when used with different devices. Audio Technica ATH-A550Z and Beyerdynamic MMX 300 PRO offer different noise cancellation capabilities (Sound Isolation vs NA), which can impact how effectively they block external noise. If you're comparing Audio Technica ATH-A550Z and Beyerdynamic MMX 300 PRO, both models offer a strong combination of sound performance, comfort, and modern wireless features. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. From a usability standpoint, both models provide a reliable and premium headphone experience. There is a noticeable difference in weight (300 GM vs 314 GM), which may affect comfort during extended use. The frequency response differs (5Hz - 35KHz vs 5Hz - 40KHz), which can influence how well the headphones reproduce lows, mids, and highs. The driver size differs between the two (53 mm vs 45 mm), which can influence sound depth, bass response, and overall audio clarity.

Verdict: Both models are competitive, and your decision should be based on your usage needs and preferred features.

Top Differences

Noise Cancelling: Sound Isolation vs NA
Driver Size: 53 mm vs 45 mm
Weight: 300 GM vs 314 GM
Impedance: 40 ohm vs 48 ohm

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Key Differences

Top Differences