Koss PRO3AA vs Audio Technica ATH-AVA400 – Specs, Price & Comparison (2026)

- Increased element rigidity minimizes mechanical distortion and ensures accurate sound reproduction - Voice coils improve signal transmission and conduction for cleaner, clearer sound - Closed leatherette ear cushions form tight seal around ears to reduce ambient noise and enhance bass - Ear cups fold up for protective storage and portability - Heavy-duty, single-entry 8 foot straight cord affords ample flexibility of movement - Includes gold-flashed 3.5 mm (1/8-inch) plug and 6.3 mm (1/4-inch) adapter - Covered under the Koss Stereo phones Limited Lifetime Warranty

Soft, cloth earpads reduce pressure on your ears. Honeycomb-punched aluminium housings enable clear sound reproduction Open-air design, featuring 40mm CCAW drivers, delivers rich, detailed sound. Self-adjusting headband support provides comfortable fit even during extended wear. Open-back headphones with self-adjusting headband support mechanism - suitable for hours of use with home audio and video systems. Offers full, high-quality sound.

Key Differences

The frequency response differs (15 Hz - 22000 Hz vs 18Hz - 25KHz), which can influence how well the headphones reproduce lows, mids, and highs. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Impedance levels vary (60 Ohms vs 35 ohm), which can affect compatibility and audio output when used with different devices. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. Koss PRO3AA and Audio Technica ATH-AVA400 offer different noise cancellation capabilities (NA vs Sound Isolation), which can impact how effectively they block external noise. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. There is a noticeable difference in weight (NA vs 240 GM), which may affect comfort during extended use. If you're comparing Koss PRO3AA and Audio Technica ATH-AVA400, both models offer a strong combination of sound performance, comfort, and modern wireless features. The driver size differs between the two (NA vs 40 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: NA vs Sound Isolation
Driver Size: NA vs 40 mm
Weight: NA vs 240 GM
Impedance: 60 Ohms vs 35 ohm

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Key Differences

Top Differences