| Sony Ericsson Z555i |
 | General |
| Technology | GSM |
| Size | 95 x 49 x 17 mm |
| Weight | 95 grams |
| Colors | black (diamond black), pale pink (dusted rose) |
| Display |
| Internal display diagonal | 1.9” |
| Internal display resolution | 176 x 220 pixels |
| Internal display type | TFT |
| Number of colors | 262000 |
| External display resolution | 128 x 36 pixels |
| External display type | OLED |
| Memory |
| Phonebook capacity | 1000 names (max. 2500 fields) |
| SMS memory / max. MMS size | ? / 300KB |
| Internal memory | 12 MB |
| Memory expandability | M2 |
| Data transfer |
| Frequency bands | 900/1800/1900 MHz |
| GPRS / EDGE | Class 10 (4+1/3+2) / present |
| UMTS / HSDPA | none / none |
| IrDA / Bluetooth | none / 2.0 (A2DP too) |
| WiFi | none |
| USB | 2.0 |
| Push-to-talk / RSS | none / van |
| GPS receiver | none |
| Basic functions |
| Profiles | present |
| Vibra function | present |
| Built-in handsfree | present |
| Voice calling / voice commands | none / none |
| Sound recorder | present |
| Alarm clock | present, also when turned off |
| Predictive text entry | multilingual T9 |
| Software |
| Platform | SE |
| WAP / HTML browser | present / present |
| E-mail client | present (POP3, IMAP4, authenticated) |
| Java | present, MIDP 2.0 |
| Games | 2 |
| Currency converter | present |
| Extra software | MusicDJ |
| Multimedia |
| Main camera | 1.3 megapixel, fixed focus |
| Secondary camera | none |
| Video recording | none |
| Music player | present |
| Equalizer | present |
| FM radio | present - RDS |
| Battery |
| Main battery | 950 mAh Li-Ion |
| Standby time | 360 hours |
| Talk time | 8 hours 20 minutes |
| Other |
| Gesture Control, external OLED display |
