Audio Technica ATH-E70 vs Audio Technica ATH-A550Z – Specs, Price & Comparison (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.

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.

Key Differences

Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. Audio Technica ATH-A550Z and Audio Technica ATH-E70 are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. The driver size differs between the two (53 mm 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. There is a noticeable difference in weight (300 GM vs 9 GM), which may affect comfort during extended use. Impedance levels vary (40 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. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The frequency response differs (5Hz - 35KHz vs 20Hz - 19KHz), which can influence how well the headphones reproduce lows, mids, and highs.

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

Top Differences

Driver Size: 53 mm vs 8.5 mm
Weight: 300 GM vs 9 GM
Impedance: 40 ohm vs 39 ohm

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Key Differences

Top Differences