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| Phone | Ericsson R278d | BlackBerry 7750 | LG PM-225 | Samsung SPH-A250 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Not yet released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
| Display Resolution & Type | 101 x 40 pixels |
240 x 240 pixels LCD (Color) |
128 x 160 pixels LCD (STN) |
? |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | ? | 1,000 mAh | ? |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | Yes | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | - | - |
| Front Camera | - | - | - | - |
| Weight |
9.28 oz (263g) |
5.01 oz (142g) |
3.35 oz (95g) |
2.82 oz (80g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.53" x 1.76" x 0.93" (90 x 45 x 23.6 mm) |
2.76" x 1.91" x 0.83" (70 x 49 x 21.1 mm) |
| Form Factor | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) | (proprietary) |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 1900 |
| Data Technology | - | 1xRTT | 1xRTT | - |
| Features | ||||
| GPS / Location | - | n/a | Yes | - |
| Accessibility | ||||
| Multiple Languages | Yes | n/a | Yes | - |
| TTY/TDD (Digital) | - | Yes | Yes | - |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | Yes | Yes | - | - |
| Connectivity | ||||
| USB | - | Yes | Yes | - |
| Contacts | ||||
| Picture ID | - | n/a | Yes | - |
| Ringer ID | - | n/a | Yes | - |
| Voice Dialing | - | n/a | Yes | Yes |
| Customization | ||||
| Custom Graphics | - | n/a | Yes | - |
| Custom Ringtones | Yes | n/a | Yes | - |
| Data & Network | ||||
| Data Tethering | Yes | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - |
| Messaging | ||||
| Email Client | - | n/a | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | - | n/a | Yes | Yes |
| Calendar | - | n/a | Yes | Yes |
| To-Do List | - | n/a | - | Yes |
| Voice Memo | - | n/a | Yes | - |
| Software | ||||
| Games | - | n/a | Yes | - |
| Java (J2ME) | - | n/a | Yes | - |
| Voice | ||||
| Headset Jack (2.5 mm) | - | n/a | Yes | Yes |
| Speaker Phone | - | - | Yes | - |
| Ericsson R278d | BlackBerry 7750 | LG PM-225 | Samsung SPH-A250 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | BlackBerry 7750 | LG PM-225 | Samsung SPH-A250 |
