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| Phone | Kyocera KX12 | Siemens A56 / A56i | BlackBerry 7750 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | ? | 
| Display Resolution & Type | 128 x 128 pixels LCD (STN) | 101 x 64 pixels | 240 x 240 pixels LCD (Color) | 
| Display Refresh | ? | ? | ? | 
| Battery | 1,800 mAh | 700 mAh | ? | 
| Processor | ? | ? | ? | 
| RAM | ? | ? | ? | 
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 
| Main Camera | - | - | - | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | - | - | - | 
| Front Camera | - | - | - | 
| Weight | 4.62 oz (131g) | 3 oz (85g) | 5.01 oz (142g) | 
| Dimensions | 4.33" x 1.97" x 1.02" (110 x 50 x 25.9 mm) | 4" x 1.7" x 0.8" (102 x 43 x 20.3 mm) | 4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) | 
| Form Factor | Slab | Slab | Slab | 
| Platform / OS | (proprietary) | (proprietary) | BlackBerry OS | 
| Network Bands | CDMA: 850, 1900 AMPS: 850 | GSM: 850, 1900 | CDMA: 850, 1900 | 
| Data Technology | 1xRTT | - | 1xRTT | 
| Features | |||
| Flashlight | Yes | - | - | 
| GPS / Location | Yes | Yes | n/a | 
| Ruggedized | Yes | - | - | 
| Accessibility | |||
| Multiple Languages | Yes | - | n/a | 
| TTY/TDD (Digital) | Yes | Yes | Yes | 
| Alerts | |||
| Ringer Profiles | - | Yes | Yes | 
| Connectivity | |||
| USB | - | - | Yes | 
| Contacts | |||
| Picture ID | Yes | Yes | n/a | 
| Ringer ID | Yes | Yes | n/a | 
| Voice Dialing | Yes | - | n/a | 
| Customization | |||
| Changeable Body Plates | - | Yes | - | 
| Custom Graphics | Yes | Yes | n/a | 
| Custom Ringtones | Yes | Yes | n/a | 
| Data & Network | |||
| Data Tethering | Yes | - | n/a | 
| WAP / Web Browser | Yes | Yes | n/a | 
| Input | |||
| Predictive Text Entry | Yes | Yes | n/a | 
| Side Keys | Yes | - | Yes | 
| Text Keyboard, Hardware | - | - | Yes | 
| Messaging | |||
| Email Client | - | - | n/a | 
| EMS / Picture Messaging | Yes | Yes | n/a | 
| Text Messaging Templates | Yes | - | n/a | 
| Productivity | |||
| Alarm | Yes | Yes | n/a | 
| Calculator | Yes | Yes | n/a | 
| Calendar | Yes | - | n/a | 
| To-Do List | - | - | n/a | 
| Voice Memo | Yes | - | n/a | 
| Software | |||
| BREW | Yes * | - | n/a | 
| Games | Yes | Yes | n/a | 
| Java (J2ME) | - | - | n/a | 
| Voice | |||
| Headset Jack (2.5 mm) | Yes | - | n/a | 
| Push-To-Talk | Yes | - | - | 
| Speaker Phone | Yes | - | - | 
| * Some versions only | |||
| Kyocera KX12 | Siemens A56 / A56i | BlackBerry 7750 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  | |
| Phone | Kyocera KX12 | Siemens A56 / A56i | BlackBerry 7750 | 
 









