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| Phone | BlackBerry 7750 | Huawei Ascend XT | Samsung SCH-A610 | Samsung SGH-X640 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
6" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
720 x 1280 pixels (~245 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | ? | 3,000 mAh | 1,300 mAh | 800 mAh |
| Processor | ? | 1.5 GHz Qualcomm Snapdragon 615 (MSM8939) | ? | ? |
| RAM | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 8 megapixel | Yes | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | - | - |
| Front Camera | - | 2 megapixel | - | - |
| Weight |
5.01 oz (142g) |
7.27 oz (206g) |
4.23 oz (120g) |
3 oz (85g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
6.45" x 3.3" x 0.35" (164 x 84 x 8.9 mm) |
3.5" x 1.9" x 0.9" (89 x 48 x 22.9 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
| Form Factor | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | BlackBerry OS | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | 1xRTT | LTE (Cat 4) | 1xRTT | GPRS |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | n/a | n/a | Yes | - |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
- | - |
| Multiple Languages | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | - |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
- | - |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | Yes |
| Ringer ID | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | Yes | - |
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | Yes | Yes |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | - |
| WAP / Web Browser | n/a | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | - |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | - | Yes | - | - |
| Messaging | ||||
| Email Client | n/a | n/a | - | - |
| EMS / Picture Messaging | n/a | n/a | Yes | Yes |
| MMS | n/a | n/a | Yes | Yes |
| Text Messaging Templates | n/a | n/a | Yes | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | Yes | Yes |
| Voice Memo | n/a | n/a | Yes | Yes |
| Software | ||||
| BREW | n/a | n/a | Yes | - |
| Games | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | - | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | Yes |
| Speaker Phone | - | Yes | - | Yes |
| BlackBerry 7750 | Huawei Ascend XT | Samsung SCH-A610 | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Huawei Ascend XT | Samsung SCH-A610 | Samsung SGH-X640 |
