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| Phone | Samsung Trance SCH-U490 | Samsung SCH-A690 | LG Vu Plus | Sony Ericsson Z550a |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
? |
3" diag. 5 : 3 |
1.9" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
240 x 400 pixels (~155 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~148 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | 1,300 mAh | 950 mAh | ? |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | - | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | QVGA (320 x 240) | ? |
| Front Camera | - | - | - | - |
| Weight |
3.53 oz (100g) |
4.3 oz (122g) |
3.95 oz (112g) |
3.26 oz (92g) |
| Dimensions |
4" x 1.97" x 0.55" (102 x 50 x 14 mm) |
3.64" x 1.93" x 1.02" (92 x 49 x 25.9 mm) |
4.31" x 2.1" x 0.6" (109 x 53 x 15.2 mm) |
3.43" x 1.77" x 0.79" (87 x 45 x 20.1 mm) |
| Form Factor | Slide | Clamshell | Slide | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | 1xRTT | HSPA 7.2 | GPRS |
| Features | ||||
| GPS / Location | Yes | Yes | Yes | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | - | Yes | - |
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- | - | - |
| Multiple Languages | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | Yes |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| USB | Yes | - | Yes | Yes |
| Contacts | ||||
| Picture ID | Yes | - | Yes | Yes |
| Ringer ID | Yes | - | Yes | Yes |
| Voice Dialing | Yes | Yes | Yes | Yes |
| Customization | ||||
| Custom Graphics | Yes | - | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes | Yes |
| Real-Music Ringers | Yes | - | Yes | Yes |
| Data & Network | ||||
| Data Tethering | Yes | Yes | - | Yes |
| WAP / Web Browser | Yes | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | - | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | - | Yes | Yes |
| Instant Messaging | - | - | Yes | - |
| MMS | Yes | - | Yes | Yes |
| Text Messaging Templates | Yes | Yes | Yes | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | Yes | - | Yes | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | - | Yes | Yes | Yes |
| Voice Memo | Yes | Yes | Yes | Yes |
| Software | ||||
| BREW | Yes | Yes | - | - |
| Games | Yes | Yes | Yes | Yes |
| Java (J2ME) | - | - | Yes | Yes |
| Voice | ||||
| Call Screening | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | Yes | - | - |
| Push-To-Talk | - | Yes | - | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung Trance SCH-U490 | Samsung SCH-A690 | LG Vu Plus | Sony Ericsson Z550a | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Trance SCH-U490 | Samsung SCH-A690 | LG Vu Plus | Sony Ericsson Z550a |
