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| Phone | BlackBerry 7750 | Samsung Galaxy Ring / Prevail 2 | BlackBerry Storm2 9550 | Nokia 6255i / 6256i | Sony Ericsson T237 / T290a |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4" diag. 5 : 3 |
3.3" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
360 x 480 pixels (~185 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
101 x 80 pixels LCD (STN) |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | ? | 1,750 mAh | 1,400 mAh | 1,070 mAh | ? |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon S2 MSM8655 | ? | ? | ? |
| RAM | ? | 1 GB | ? | ? | ? |
| Storage | ? raw hardware | 4 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 5 megapixel | 3 megapixel | Yes | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | ? | ? | - |
| Front Camera | - | 1 megapixel | - | - | - |
| Weight |
5.01 oz (142g) |
3.4 oz (96g) |
5.64 oz (160g) |
4.23 oz (120g) |
2.79 oz (79g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.83" x 2.48" x 0.47" (123 x 63 x 11.9 mm) |
4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) |
3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) |
4" x 1.71" x 0.71" (102 x 43 x 18 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Slab |
| Platform / OS | BlackBerry OS | Android | BlackBerry OS | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 800, 850, 1900 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 1900 |
| Data Technology | 1xRTT | EVDO rA | EVDO rA | 1xRTT | GPRS |
| Features | |||||
| GPS / Location | n/a | n/a | n/a | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | - | - |
| Hearing Aid Compatible | - |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
Yes M4 (very compatible) |
- |
| Multiple Languages | n/a | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | Yes | - | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | - |
| Infrared (IR) | - | - | - | Yes | - |
| USB | Yes | Yes | Yes | Yes | Yes |
| Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
Yes 802.11 b,g |
- | - |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | Yes | Yes |
| Ringer ID | n/a | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | n/a | Yes | - |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | Yes | - |
| WAP / Web Browser | n/a | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | Yes | Yes |
| EMS / Picture Messaging | n/a | n/a | n/a | Yes * | Yes |
| Instant Messaging | n/a | n/a | n/a | - | - |
| MMS | n/a | n/a | n/a | Yes | Yes |
| Text Messaging Templates | n/a | n/a | n/a | Yes | Yes |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | n/a | n/a | n/a | Yes * | - |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | n/a | Yes | - |
| Voice Memo | n/a | n/a | n/a | Yes | Yes |
| Software | |||||
| BREW | n/a | n/a | n/a | Yes * | - |
| Games | n/a | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes * | - |
| Voice | |||||
| Headset Jack (2.5 mm) | n/a | n/a | n/a | Yes | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| BlackBerry 7750 | Samsung Galaxy Ring / Prevail 2 | BlackBerry Storm2 9550 | Nokia 6255i / 6256i | Sony Ericsson T237 / T290a | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Samsung Galaxy Ring / Prevail 2 | BlackBerry Storm2 9550 | Nokia 6255i / 6256i | Sony Ericsson T237 / T290a |
