Side by side comparison and review of KEF M500 and Adesso Xtream H4. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | KEF M500 | Adesso Xtream H4 |
|---|
| Product Type | Headset - wired | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 208 g | 99.8 g | Adesso Xtream H4 are lighter than KEF M500 headphones. |
| Colour | Classic | - | |
| Body Material | Aluminium alloy | - | |
| Recommended Use | Portable electronics, phone | Portable electronics, computer |
| SOUND QUALITY | KEF M500 | Adesso Xtream H4 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | KEF M500 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 103 dB | 105 dB | Adesso Xtream H4 have higher sensitivity than KEF M500. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | KEF M500 | Adesso Xtream H4 |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional |
| REMOTE CONTROL | KEF M500 | Adesso Xtream H4 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Volume control |
|---|
| CABLE | KEF M500 | Adesso Xtream H4 |
|---|
| Cable Type | 2 x headset cable - 1.3 m | Headset cable - straight - 1.8 m | |
|---|---|---|---|
| Cable Length | - | 1.8 m | |
| Plated Connector | Gold | - |
| CONNECTIONS | KEF M500 | Adesso Xtream H4 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
|---|
| OTHERS | KEF M500 | Adesso Xtream H4 |
|---|
| Included Accessories | Protective case, in-flight plug adapter, 3.5 mm to 6.3 mm adapter | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 1 year |
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