| General | |
| Manufacturer: | Sony Ericsson |
| Model: | Vivaz |
| Other names: | U5i, Kurara |
| Year: | 2010 |
| Operating system: | Symbian 9.4 |
| Capacity battery (MAh): | 1200 |
| Measurements | |
| Dimensions (mm): (width x height x thickness) |
52 x 107 x 12.5 |
| Weight (g): | 97 |
| Processor | |
| Processor Type: | Texas Instruments OMAP 3630 |
| Clock Frequency (MHz): | 720 |
| Memory | |
| Random access memory (RAM) (MB): | 256 |
| Read-only memory (ROM) (MB): | 512 |
| Communications | |
| Phone: | GSM 1800, GSM 1900, GSM 850, GSM 900, UMTS 2100, UMTS 900 |
| Bluetooth: | 2.0 |
| Wi-Fi: | 802.11b,g |
| Other: | CSD, EDGE, GPRS, GPS, HSCSD, HSDPA, HSUPA, UMTS/WCDMA |
| Multimedia | |
| Screen Size: | 3.2 |
| Screen Resolution (px): | 360 x 640 |
| Accelerator: | PowerVR SGX530 |
| Rear camera (Mp): | 8.1 |
| Autofocus: | Yes |
| Flash: | Yes |
| Speaker: | mono |
| Output of earphones: | 3.5 |
| Other: | FM-radio, G-Sensor, Light sensor |
| Management and input | |
| Buttons: | touch-sensitive screen, physical buttons |
| Extension | |
| Memory Cards: | microSD, microSDHC |
| Connectors: | microUSB |
| Additionally | |
| Operation time: (according to the manufacturer) |
Operation time of talk time: 13 hours. Operation time of standby time: 430 hours. |