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| Phone | BlackBerry 7750 | Samsung SPH-I300 | Samsung Galaxy Ring / Prevail 2 | Samsung SPH-A520 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
4" diag. 5 : 3 |
? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
160 x 240 pixels LCD (Color) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
? LCD (STN) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | ? | ? | 1,750 mAh | ? |
| Processor | ? | ? | 1.4 GHz Qualcomm Snapdragon S2 MSM8655 | ? |
| RAM | ? | ? | 1 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 4 GB | ? raw hardware |
| Main Camera | - | - | 5 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | 720p HD | - |
| Front Camera | - | - | 1 megapixel | - |
| Weight |
5.01 oz (142g) |
6 oz (170g) |
3.4 oz (96g) |
3.6 oz (102g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.9" x 2.28" x 0.82" (124 x 58 x 20.8 mm) |
4.83" x 2.48" x 0.47" (123 x 63 x 11.9 mm) |
3.46" x 1.83" x 0.91" (88 x 46 x 23.1 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | BlackBerry OS | Palm OS | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 1900 AMPS: 850 |
CDMA: 800, 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | 1xRTT | - | EVDO rA | 1xRTT |
| 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) |
- |
| Multiple Languages | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Extra Display | - | Yes | - | Yes |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | - | Yes | - |
| Infrared (IR) | - | Yes | - | - |
| USB | Yes | - | Yes | - |
| Wi-Fi | - | - |
Yes 4 (802.11 a,b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | - |
| Data & Network | ||||
| Data Tethering | n/a | n/a | n/a | Yes |
| WAP / Web Browser | n/a | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | - | Yes |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | n/a | n/a | n/a | - |
| Instant Messaging | n/a | n/a | n/a | - |
| MMS | n/a | n/a | n/a | - |
| Text Messaging Templates | n/a | n/a | n/a | - |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | n/a | n/a | n/a | - |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | n/a | Yes |
| Software | ||||
| Games | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | - |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | n/a | n/a | Yes |
| Speaker Phone | - | Yes | Yes | - |
| BlackBerry 7750 | Samsung SPH-I300 | Samsung Galaxy Ring / Prevail 2 | Samsung SPH-A520 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Samsung SPH-I300 | Samsung Galaxy Ring / Prevail 2 | Samsung SPH-A520 |
