2.85 in 4.52 in  | 2.23 in 3.81 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Cowon X9 |  Fiio X1 | |
|---|---|---|
| Operating system | Proprietary OS | Proprietary OS |
| Weather proof (moisture/dust) | no | no |
| Cowon X9 | Fiio X1 | |
|---|---|---|
| Colour of product |
|
|
| Cowon X9 | Fiio X1 | |
|---|---|---|
| Height | 4.52 in | 3.81 in |
| Depth | 0.48 in | 0.56 in |
| Width | 2.85 in | 2.23 in |
| Weight | 5.61 oz | 3.74 oz |
| Cowon X9 | Fiio X1 | |
|---|---|---|
| Display | yes | yes |
| Screen size | 4.3 in | 2.0 in |
| Screen resolution | 480 x 272 px | 320 x 240 px |
| Technology | LCD | LCD |
| Type of display | Colour | Colour |
| Touchscreen | yes | no |
| Cowon X9 | Fiio X1 | |
|---|---|---|
| Memory card reader | yes | yes |
| Compatible memory cards | microSD |
|
| Cowon X9 | Fiio X1 | |
|---|---|---|
| Recording voice | yes | no |
| Supported audio files |
|
|
| Supported video files |
| MPEG2 |
| Cowon X9 | Fiio X1 | |
|---|---|---|
| Wi-Fi | no | no |
| Bluetooth | no | no |
| USB | yes | yes |
| Headphone output | 1 | 1 |
| Digital optical output (S/PDIF) | no | no |
| Type of USB connector | Manufacturer specific | Micro-USB |
| USB version | 2.0 | 2.0 |
| Cowon X9 | Fiio X1 | |
|---|---|---|
| Battery type | Li-polymer | Li-polymer |
| Battery life | 70.0 h | 11.0 h |
| Rechargeable battery (enclosed/integrate) | yes | yes |
| Pros | ||
|---|---|---|
| Cons |
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