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| Phone | Sony Ericsson T237 / T290a | BlackBerry 8700 | Sony Ericsson Z520 / Z525 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | ? |
| Display Resolution & Type |
101 x 80 pixels LCD (STN) |
320 x 240 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? |
| Battery | ? | 1,100 mAh | ? |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | Yes |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | - | ? |
| Front Camera | - | - | - |
| Weight |
2.79 oz (79g) |
4.7 oz (133g) |
3.46 oz (98g) |
| Dimensions |
4" x 1.71" x 0.71" (102 x 43 x 18 mm) |
4.3" x 2.7" x 0.8" (109 x 69 x 20.3 mm) |
3.27" x 1.81" x 0.94" (83 x 46 x 23.9 mm) |
| Form Factor | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) |
| Network Bands |
GSM: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | EDGE | GPRS |
| Features | |||
| Accessibility | |||
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | - | - | Yes |
| Ringer Profiles | - | Yes | Yes |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| Infrared (IR) | - | - | Yes |
| USB | Yes | Yes | Yes |
| Contacts | |||
| Picture ID | Yes | n/a | Yes |
| Ringer ID | Yes | n/a | Yes |
| Voice Dialing | Yes | n/a | Yes |
| Customization | |||
| Changeable Body Plates | - | - | Yes |
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | - | n/a | Yes |
| Data & Network | |||
| Data Tethering | - | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Messaging | |||
| Email Client | Yes | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | Yes |
| MMS | Yes | n/a | Yes |
| Text Messaging Templates | Yes | n/a | Yes |
| Productivity | |||
| Alarm | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes |
| To-Do List | - | n/a | Yes |
| Voice Memo | Yes | n/a | Yes |
| Software | |||
| Games | Yes | n/a | Yes |
| Java (J2ME) | - | n/a | Yes |
| Voice | |||
| Headset Jack (2.5 mm) | - | n/a | - |
| Push-To-Talk | - | - | Yes * |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Sony Ericsson T237 / T290a | BlackBerry 8700 | Sony Ericsson Z520 / Z525 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson T237 / T290a | BlackBerry 8700 | Sony Ericsson Z520 / Z525 |
