| Brand: | Siemens |
| Model: | U10 |
| Release Date: | 2003 |
| Display | |
| Resolution: | 176 x 220 pixels |
| Technology: | TFT, 4096 colors |
| Camera | |
| Main Specs: | VGA |
| Main Video: | No |
| Battery | |
| Capacity: | Removable Li-Po 800 mAh battery (EBA-010) |
| Type: | Li-Po |
| Memory | |
| Expandable: | MMC/SD, 32 MB SD included |
| Body | |
| Dimensions: | 154 x 55 x 29 mm, 173 cc (6.06 x 2.17 x 1.14 in) |
| Weight: | 184 g (6.49 oz) |
| Connectivity | |
| Wifi: | No |
| Bluetooth: | Yes |
| Nfc: | No |
| Usb: | Proprietary |
| Headphone Jack: | No |
| Network: | GSM / UMTS |
| Colors: | Titanium |