 | 6.46 in 7.09 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 AKG K451 |  Philips Fidelio M1 | |
|---|---|---|
| Sound output | Stereo | Stereo |
| Style | Over-Ear | Over-Ear |
| Connectivity technology | Wired | Wired |
| Headset (integrated/enclosed microphone) | yes | yes |
| AKG K451 | Philips Fidelio M1 | |
|---|---|---|
| Colour of product | Black |
|
| Acoustic design | Closed | Closed |
| Body material | Leather |
|
| Category | Audiophile | Travel and Commuting |
| Connector contacts plating | Gold | Gold |
| AKG K451 | Philips Fidelio M1 | |
|---|---|---|
| Weight | 4.23 oz | 5.86 oz |
| AKG K451 | Philips Fidelio M1 | |
|---|---|---|
| Impedance | 32.0 Ω | 16.0 Ω |
| Frequency range | 11 - 29500 | 15 - 24000 |
| Maximum input power | 30.0 mW | 150.0 mW |
| AKG K451 | Philips Fidelio M1 | |
|---|---|---|
| Inputs supported | 3.5mm | 3.5mm |
| Cable length | 1.2 | 1.1 |
| Pros | ||
|---|---|---|
| Cons |
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