Side by side comparison and review of KEF M500 and RIG 400. 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 | RIG 400 |
|---|
| Product Type | Headset - wired | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 19 cm | |
| Width | - | 19 cm | |
| Depth | - | 10.3 cm | |
| Weight | 208 g | 210 g | KEF M500 are lighter than KEF M500 headphones. |
| Dimensions & Weight Details | - | 408 g | |
| Colour | Classic | Forest camo | Black | |
| Body Material | Aluminium alloy | - | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics, phone | Game console, portable electronics, computer |
| SOUND QUALITY | KEF M500 | RIG 400 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | KEF M500 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | - | Yes | RIG 400 are equipped with a noise isolating function. |
| 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 | 40 mW | |
| Sensitivity | 103 dB | 111 dB | RIG 400 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 | RIG 400 |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | On-cable | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -45 dBV/Pascal | |
| Signal-To-Noise Ratio | - | 42 dB | |
| Microphone Features | - | Mute function |
| REMOTE CONTROL | KEF M500 | RIG 400 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Volume, microphone on/mute |
|---|
| CABLE | KEF M500 | RIG 400 |
|---|
| Cable Type | 2 x headset cable - 1.3 m | Headset cable | |
|---|---|---|---|
| Plated Connector | Gold | - |
| CONNECTIONS | KEF M500 | RIG 400 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | KEF M500 | RIG 400 |
|---|
| Included Accessories | Protective case, in-flight plug adapter, 3.5 mm to 6.3 mm adapter | 2 x 3.5mm jack adapter | |
|---|---|---|---|
| Compatibility | - | Windows | |
| Service & Support | Limited warranty - 1 year | - |
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