Compare Phones
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| Phone | BlackBerry 7750 | Siemens A56 / A56i | Alcatel Pop Astro | Sony Ericsson T237 / T290a | Ericsson R520 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
4.5" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
101 x 64 pixels |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
101 x 80 pixels LCD (STN) |
? |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | ? | 700 mAh | 2,000 mAh | ? | ? |
| Processor | ? | ? | 1.5 GHz MediaTek MTK6732 | ? | ? |
| RAM | ? | ? | 1 GB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | - | 5 megapixel | - | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | 1080p HD | - | - |
| Front Camera | - | - | Yes | - | - |
| Weight |
5.01 oz (142g) |
3 oz (85g) |
5.11 oz (145g) |
2.79 oz (79g) |
4.23 oz (120g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4" x 1.7" x 0.8" (102 x 43 x 20.3 mm) |
5.23" x 2.57" x 0.39" (133 x 65 x 9.9 mm) |
4" x 1.71" x 0.71" (102 x 43 x 18 mm) |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | BlackBerry OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 1900 |
4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | 1xRTT | - | LTE (Cat 4) | GPRS | GPRS |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | n/a | Yes | n/a | - | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | - | - |
| Hearing Aid Compatible | - | - | Yes | - | - |
| Multiple Languages | n/a | - | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Ringer Profiles | Yes | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth | - | - | Yes | - | Yes |
| Infrared (IR) | - | - | - | - | Yes |
| Mobile Hotspot | n/a | - | n/a | - | - |
| USB | Yes | - |
Yes Micro-USB |
Yes | - |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | Yes | - |
| Ringer ID | n/a | Yes | n/a | Yes | - |
| Voice Dialing | n/a | - | n/a | Yes | Yes |
| Customization | |||||
| Changeable Body Plates | - | Yes | - | - | - |
| Custom Graphics | n/a | Yes | n/a | Yes | - |
| Custom Ringtones | n/a | Yes | n/a | Yes | Yes |
| Real-Music Ringers | n/a | - | n/a | - | - |
| Data & Network | |||||
| Data Tethering | n/a | - | n/a | - | Yes |
| WAP / Web Browser | n/a | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | Yes | Yes |
| Side Keys | Yes | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Touch Screen | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | - | - |
| Messaging | |||||
| Email Client | n/a | - | n/a | Yes | - |
| EMS / Picture Messaging | n/a | Yes | n/a | Yes | - |
| Instant Messaging | n/a | - | n/a | - | - |
| MMS | n/a | - | n/a | Yes | - |
| Text Messaging Templates | n/a | - | n/a | Yes | Yes |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | - | Yes | - | - |
| Music Player | n/a | - | n/a | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | Yes | Yes |
| Calculator | n/a | Yes | n/a | Yes | Yes |
| Calendar | n/a | - | n/a | Yes | Yes |
| To-Do List | n/a | - | n/a | - | - |
| Voice Memo | n/a | - | n/a | Yes | Yes |
| Software | |||||
| Games | n/a | Yes | n/a | Yes | Yes |
| Java (J2ME) | n/a | - | n/a | - | - |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | - | n/a | - | - |
| Speaker Phone | - | - | Yes | Yes | Yes |
| BlackBerry 7750 | Siemens A56 / A56i | Alcatel Pop Astro | Sony Ericsson T237 / T290a | Ericsson R520 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Siemens A56 / A56i | Alcatel Pop Astro | Sony Ericsson T237 / T290a | Ericsson R520 |
