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| Phone | Nokia 2651 | BlackBerry 7750 | ZTE Prelude / Avail 2 | BlackBerry Curve 8330 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
3.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
240 x 240 pixels LCD (Color) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 760 mAh | ? | 1,500 mAh | 1,150 mAh |
| Processor | ? | ? | 1 GHz Qualcomm Snapdragon MSM7225A | ? |
| RAM | ? | ? | 512 MB | ? |
| Storage | ? raw hardware | ? raw hardware | 4 GB | ? raw hardware |
| Main Camera | - | - | 2 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | VGA (640 x 480) | ? |
| Front Camera | - | - | - | - |
| Weight |
3.4 oz (96g) |
5.01 oz (142g) |
4.4 oz (125g) |
4.02 oz (114g) |
| Dimensions |
3.35" x 1.81" x 0.9" (85 x 46 x 22.9 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | BlackBerry OS | Android | BlackBerry OS |
| Network Bands |
GSM: 850, 1900 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | GPRS | 1xRTT | HSPA 7.2 | EVDO r0 |
| Features | ||||
| GPS / Location | - | n/a | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | n/a |
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | - | - | Yes | Yes |
| USB | - | Yes | Yes |
Yes Mini-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | - | n/a | n/a | n/a |
| Ringer ID | - | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a |
| Text Messaging Templates | - | n/a | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | - | n/a | n/a | n/a |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| To-Do List | - | n/a | n/a | n/a |
| Voice Memo | - | n/a | n/a | n/a |
| Software | ||||
| Games | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | n/a | n/a | n/a |
| Speaker Phone | - | - | Yes | Yes |
| * Some versions only | ||||
| Nokia 2651 | BlackBerry 7750 | ZTE Prelude / Avail 2 | BlackBerry Curve 8330 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia 2651 | BlackBerry 7750 | ZTE Prelude / Avail 2 | BlackBerry Curve 8330 |
