Sony MDR-Z1R vs Sennheiser HD 820 – Which One Should You Buy? (2026)

Keep the sound pure. Hard case for storage. Enjoy lightweight luxury. Enfolding design structure. Listen in cushioned comfort. Signature Series Headphones. Smooth sound at all frequencies. Engineered and crafted in Japan. TA-ZH1ES compatible for ultimate sound. Hear music at it best with High-Res Audio. Hear the difference with massive 70mm HD drivers. Enjoy full range sound up to 120kHz frequency response. Ensure superior sound quality with a separated ground cable. Minimize resistance and signal loss with silver-coated OFC cables.

Country of Origin: Germany. New reference for closed back headphones. 56mm Ring Radiator dynamic transducer system. Closed, circumaural dynamic stereo, headphones. The new audiophile standard for closed-back headphones. Enjoy audiophile sound quality, whether at home or on the move. Natural hearing experience - realistic sound field with minimal resonance. Ultra-ergonomic adjustable metal headband with inner damping element. Acoustic absorber system prevents frequency masking for unheralded detail. Concave Gorilla Glass reflectors deliver impressive spatial sound reproduction. Luxuriously comfortable microfiber ear and headband padding on key contact points. Developed in Germany and precision-built at Sennheiserâ€™s state-of-the-art Ireland plant Glass covered ear cups make the transducer visible, this special design innovation reflects the sound from the transducer to an absorber to minimize distortion.

Key Differences

Sony MDR-Z1R and Sennheiser HD 820 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. There is a noticeable difference in weight (385 Gm vs 360 GM), which may affect comfort during extended use. Sony MDR-Z1R and Sennheiser HD 820 offer different noise cancellation capabilities (NA vs Noise Cancelling), which can impact how effectively they block external noise. 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. Impedance levels vary (64 ohm vs 300 Ohms), 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. The frequency response differs (4 Hz - 120000 Hz vs 6Hz - 48KHz), which can influence how well the headphones reproduce lows, mids, and highs. The driver size differs between the two (70 mm vs 56 mm), which can influence sound depth, bass response, and overall audio clarity.

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 Noise Cancelling
Driver Size: 70 mm vs 56 mm
Weight: 385 Gm vs 360 GM
Impedance: 64 ohm vs 300 Ohms

Compare Sony MDR-Z1R with:

Compare Sennheiser HD 820 with:

Key Differences

Top Differences