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| Phone | BlackBerry 7750 | Cricket Influence / AT&T Maestro Plus | Samsung SGH-X640 | ZTE Blade Z Max | Samsung M400 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
6.2" diag. 19 : 9 |
? |
6" diag. 16 : 9 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
720 x 1520 pixels (~271 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz | ? |
| Battery | ? | 3,300 mAh | 800 mAh | 4,080 mAh | 1,000 mAh |
| Processor | ? | 1.8 GHz Qualcomm Snapdragon 460 | ? | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | 400 MHz Qualcomm QSC6155 |
| RAM | ? | 3 GB | ? | 2 GB | 128 MB |
| Storage | ? raw hardware | 32 GB | ? raw hardware | 32 GB | 256 MB |
| Main Camera | - | 13 megapixel | Yes | 16 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | - | 1080p HD | - |
| Front Camera | - | 5 megapixel | - | 8 megapixel | - |
| Weight |
5.01 oz (142g) |
6.52 oz (185g) |
3 oz (85g) |
6.58 oz (186g) |
3.7 oz (105g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
6.28" x 2.99" x 0.35" (160 x 76 x 8.9 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
3.8" x 1.9" x 0.7" (97 x 48 x 17.8 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab | Clamshell |
| Platform / OS | BlackBerry OS | Android | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 800, 850, 1900 |
| Data Technology | 1xRTT | LTE (Cat 13) | GPRS | LTE (Cat 6) | 1xRTT |
| Features | |||||
| Fingerprint Reader | - |
Yes stand-alone |
- |
Yes stand-alone |
- |
| Flashlight | - | Yes | - | Yes | - |
| GPS / Location | n/a | n/a | - | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | - | n/a | Yes |
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | - | Yes | Yes |
| USB | Yes |
Yes USB Type C |
- |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | Yes | n/a | Yes |
| Ringer ID | n/a | n/a | Yes | n/a | Yes |
| Voice Dialing | n/a | n/a | - | n/a | Yes |
| Customization | |||||
| Custom Graphics | n/a | n/a | Yes | n/a | Yes |
| Custom Ringtones | n/a | n/a | Yes | n/a | Yes |
| Real-Music Ringers | n/a | n/a | - | n/a | Yes |
| Data & Network | |||||
| WAP / Web Browser | n/a | n/a | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | Yes | - | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | - | n/a | - |
| EMS / Picture Messaging | n/a | n/a | Yes | n/a | - |
| MMS | n/a | n/a | Yes | n/a | Yes |
| Text Messaging Templates | n/a | n/a | Yes | n/a | Yes |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | n/a | n/a | Yes | n/a | Yes |
| Calculator | n/a | n/a | Yes | n/a | Yes |
| Calendar | n/a | n/a | Yes | n/a | Yes |
| To-Do List | n/a | n/a | Yes | n/a | - |
| Voice Memo | n/a | n/a | Yes | n/a | Yes |
| Software | |||||
| Games | n/a | n/a | Yes | n/a | Yes |
| Java (J2ME) | n/a | n/a | Yes | n/a | - |
| Voice | |||||
| HD Voice | - | Yes | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| BlackBerry 7750 | Cricket Influence / AT&T Maestro Plus | Samsung SGH-X640 | ZTE Blade Z Max | Samsung M400 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Cricket Influence / AT&T Maestro Plus | Samsung SGH-X640 | ZTE Blade Z Max | Samsung M400 |
