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| Phone | BlackBerry 7750 | Samsung SCH-A310 | Samsung MM-A900 / SPH-A900 / Ace | Ericsson T66 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
128 x 128 pixels LCD (Grayscale) |
240 x 320 pixels LCD (TFT/TFD) |
? |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | ? | ? | ? |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | 1 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | ? | - |
| Front Camera | - | - | - | - |
| Weight |
5.01 oz (142g) |
3.2 oz (91g) |
3.9 oz (111g) |
2.08 oz (59g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | BlackBerry OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | 1xRTT | 1xRTT | EVDO r0 | - |
| Features | ||||
| GPS / Location | n/a | Yes | Yes | - |
| Accessibility | ||||
| Multiple Languages | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Extra Display | - | Yes | Yes | - |
| Ringer Profiles | Yes | - | - | Yes |
| Connectivity | ||||
| Bluetooth | - | - | Yes | - |
| USB | Yes | Yes | Yes | - |
| Contacts | ||||
| Picture ID | n/a | - | Yes | - |
| Ringer ID | n/a | - | Yes | - |
| Voice Dialing | n/a | Yes | Yes | - |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | n/a | - | Yes | Yes |
| Custom Ringtones | n/a | - | Yes | Yes |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | - |
| WAP / Web Browser | n/a | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Messaging | ||||
| Email Client | n/a | - | - | - |
| EMS / Picture Messaging | n/a | - | - | Yes |
| Text Messaging Templates | n/a | - | Yes | Yes |
| Music | ||||
| Music Player | n/a | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | - | Yes | Yes |
| Calculator | n/a | - | Yes | Yes |
| Calendar | n/a | Yes | Yes | Yes |
| To-Do List | n/a | - | Yes | Yes |
| Voice Memo | n/a | Yes | Yes | - |
| Software | ||||
| Games | n/a | Yes | Yes | Yes |
| Java (J2ME) | n/a | - | Yes | - |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | Yes | Yes | - |
| Speaker Phone | - | - | Yes | - |
| BlackBerry 7750 | Samsung SCH-A310 | Samsung MM-A900 / SPH-A900 / Ace | Ericsson T66 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Samsung SCH-A310 | Samsung MM-A900 / SPH-A900 / Ace | Ericsson T66 |
