| General | |
| Manufacturer: | Sony Ericsson |
| Model: | Yari |
| Other names: | U100i |
| Year: | 2009 |
| Measurements | |
| Dimensions (mm): (width x height x thickness) |
48 x 100 x 15.7 |
| Weight (g): | 115 |
| Processor | |
| Memory | |
| Read-only memory (ROM) (MB): | 60 |
| Communications | |
| Phone: | GSM 1800, GSM 1900, GSM 850, GSM 900 |
| Bluetooth: | 2.0 |
| Other: | CSD, HSUPA, UMTS/WCDMA |
| Multimedia | |
| Screen Resolution (px): | 240 x 320 |
| Speaker: | mono |
| Management and input | |
| Buttons: | QWERTY-keyboard, navigation buttons, physical buttons |
| Extension | |
| Memory Cards: | microSD, microSDHC |
| Additionally | |
| Operation time: (according to the manufacturer) |
4.5 hours of talk time, 450 hours of standby time |