Detailed comparison and review of KEF M500 and Sennheiser HD 820. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | KEF M500 | Sennheiser HD 820 |
|---|
| Product Type | Headset - wired | Headphones - wired | |
|---|---|---|---|
| Weight | 208 g | 360 g | KEF M500 are lighter than KEF M500 headphones. |
| Colour | Classic | - | |
| Body Material | Aluminium alloy | - | |
| Earpad Material | - | Microfibre | |
| Recommended Use | Portable electronics, phone | - |
| SOUND QUALITY | KEF M500 | Sennheiser HD 820 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | KEF M500 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | - | Yes | Sennheiser HD 820 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 6 - 48000 Hz | Sennheiser HD 820 offer a larger frequency range than KEF M500. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 103 dB | 103 dB/Vrms | Both headphones offer the same sensitivity. |
| Impedance | 32 Ohm | 300 Ohm | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | KEF M500 | Sennheiser HD 820 |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | KEF M500 | Sennheiser HD 820 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | KEF M500 | Sennheiser HD 820 |
|---|
| Cable Type | 2 x headset cable - 1.3 m | Headphones cable - OFC - 3 m | |
|---|---|---|---|
| Cable Length | - | 3 m | |
| Plated Connector | Gold | Gold |
| CONNECTIONS | KEF M500 | Sennheiser HD 820 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | Headphones (phone stereo 6.3 mm) |
|---|
| OTHERS | KEF M500 | Sennheiser HD 820 |
|---|
| Included Accessories | Protective case, in-flight plug adapter, 3.5 mm to 6.3 mm adapter | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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