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| Phone | BlackBerry 7750 | BLU Vivo XI | ZTE Savvy | Samsung SGH-E640 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.9" diag. 19 : 9 |
4" diag. 5 : 3 |
? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
720 x 1520 pixels (~285 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? |
| Battery | ? | 3,000 mAh | 1,650 mAh | 800 mAh |
| Processor | ? | 2 GHz MediaTek Helio P22 | 1 GHz Qualcomm MSM8625 | ? |
| RAM | ? | 3 GB | 768 MB | ? |
| Storage | ? raw hardware | 32 GB | 4 GB | ? raw hardware |
| Main Camera | - | 16 megapixel | 5 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 1080p HD | WVGA / 480p | QCIF (176 x 144) |
| Front Camera | - | 16 megapixel | - | - |
| Weight |
5.01 oz (142g) |
6.6 oz (187g) |
4.43 oz (126g) |
3.17 oz (90g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
5.89" x 2.87" x 0.31" (150 x 73 x 7.9 mm) |
4.96" x 2.55" x 0.42" (126 x 65 x 10.7 mm) |
3.37" x 1.78" x 0.93" (86 x 45 x 23.6 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | BlackBerry OS | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | 1xRTT | LTE (Cat 6) | EVDO rA | GPRS |
| Features | ||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | n/a | n/a | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 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 | - |
| 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 | Yes |
| Data & Network | ||||
| Dual-SIM | - | 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 Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - |
| Messaging | ||||
| Email Client | n/a | n/a | n/a | Yes |
| EMS / Picture Messaging | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | - |
| MMS | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | 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 | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | n/a | n/a | - |
| Speaker Phone | - | Yes | Yes | Yes |
| BlackBerry 7750 | BLU Vivo XI | ZTE Savvy | Samsung SGH-E640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | BLU Vivo XI | ZTE Savvy | Samsung SGH-E640 |
