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| Phone | BlackBerry 7750 | Cricket Debut S2 / AT&T Calypso 4 | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | AT&T | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
6.1" diag. 19.5 : 9 |
? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | ? | 3,000 mAh | 1,000 mAh |
| Processor | ? | 2 GHz MediaTek Helio A22 (MT6761WB) | ? |
| RAM | ? | 3 GB | ? |
| Storage | ? raw hardware | 64 GB | ? raw hardware |
| Main Camera | - | 8 megapixel | 3 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | ? | ? |
| Front Camera | - | 5 megapixel | - |
| Weight |
5.01 oz (142g) |
5.64 oz (160g) |
4.4 oz (125g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Slab | Slab | Clamshell |
| Platform / OS | BlackBerry OS | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | LTE (Cat 4) | EVDO r0 |
| Features | |||
| Flashlight | - | Yes | Yes |
| GPS / Location | n/a | n/a | Yes |
| Accessibility | |||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes |
| Alerts | |||
| Extra Display | - | - | Yes |
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| USB | Yes |
Yes USB Type C |
Yes |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||
| Picture ID | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | Yes |
| Customization | |||
| Custom Graphics | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | Yes |
| Data & Network | |||
| Data Tethering | n/a | n/a | Yes |
| WAP / Web Browser | n/a | n/a | Yes |
| Input | |||
| Predictive Text Entry | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - |
| Touch Screen | - |
Yes Capacitive |
- |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | n/a | n/a | - |
| EMS / Picture Messaging | n/a | n/a | Yes |
| MMS | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | Yes |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | n/a | n/a | Yes |
| Stereo Speakers | - | - | Yes |
| Photo & Video | |||
| TV Output | - | - | Yes |
| Power | |||
| Fast Charging | - | Yes | - |
| Productivity | |||
| Alarm | n/a | n/a | Yes |
| Calculator | n/a | n/a | Yes |
| Calendar | n/a | n/a | Yes |
| To-Do List | n/a | n/a | - |
| Voice Memo | n/a | n/a | Yes |
| Software | |||
| BREW | n/a | n/a | Yes |
| Games | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | - |
| Voice | |||
| HD Voice | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | n/a | - |
| Speaker Phone | - | Yes | Yes |
| BlackBerry 7750 | Cricket Debut S2 / AT&T Calypso 4 | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Cricket Debut S2 / AT&T Calypso 4 | Samsung SCH-A990 |
