Compare Phones
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| Phone | BlackBerry 7750 | Motorola V551 / V330 / V547 / V555 / V557 | Samsung SCH-A990 | ZTE Agent | NEC 525 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
162 x 216 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | ? | 820 mAh | 1,000 mAh | 900 mAh | 800 mAh |
| Processor | ? | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | Yes | 3 megapixel | 1 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | ? | ? | - |
| Front Camera | - | - | - | - | - |
| Weight |
5.01 oz (142g) |
4.23 oz (120g) |
4.4 oz (125g) |
3.53 oz (100g) |
4.03 oz (114g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.3" x 1.9" x 0.6" (109 x 48 x 15.2 mm) |
4.12" x 1.88" x 1.06" (105 x 48 x 26.9 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab | Clamshell |
| Platform / OS | BlackBerry OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | EDGE | EVDO r0 | 1xRTT | GPRS |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | n/a | - | Yes | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | - |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | n/a | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | Yes | - | Yes |
| Ringer Profiles | Yes | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | - |
| Infrared (IR) | - | - | - | - | Yes |
| USB | Yes | Yes | Yes |
Yes Micro-USB |
Yes |
| Contacts | |||||
| Picture ID | n/a | Yes | Yes | - | Yes |
| Ringer ID | n/a | Yes | Yes | Yes | Yes |
| Voice Dialing | n/a | Yes | Yes | - | Yes |
| Customization | |||||
| Custom Graphics | n/a | Yes | Yes | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes | Yes | Yes |
| Real-Music Ringers | n/a | Yes | Yes | Yes | - |
| Data & Network | |||||
| Data Tethering | n/a | Yes | Yes | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | Yes | - | Yes | Yes |
| EMS / Picture Messaging | n/a | Yes | Yes | - | Yes |
| Instant Messaging | n/a | Yes | - | Yes | - |
| MMS | n/a | Yes | Yes | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes | Yes | - |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | Yes | - |
| Music Player | n/a | - | Yes | Yes | - |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| TV Output | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | Yes | Yes | Yes |
| Calculator | n/a | Yes | Yes | Yes | Yes |
| Calendar | n/a | Yes | Yes | Yes | Yes |
| To-Do List | n/a | - | - | - | Yes |
| Voice Memo | n/a | Yes | Yes | Yes | Yes |
| Software | |||||
| BREW | n/a | - | Yes | Yes | - |
| Games | n/a | Yes | Yes | Yes | Yes |
| Java (J2ME) | n/a | Yes | - | - | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | n/a | Yes | - | - | Yes |
| Speaker Phone | - | Yes | Yes | Yes | - |
| BlackBerry 7750 | Motorola V551 / V330 / V547 / V555 / V557 | Samsung SCH-A990 | ZTE Agent | NEC 525 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Motorola V551 / V330 / V547 / V555 / V557 | Samsung SCH-A990 | ZTE Agent | NEC 525 |
