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| Phone | BlackBerry 7750 | Sanyo RL-4920 | ZTE Flash | ZTE Blade A7 Prime | Samsung M520 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
4.5" diag. 16 : 9 |
6.1" diag. 19.5 : 9 |
2.1" diag. 4 : 3 |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
128 x 112 pixels LCD (Color) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | ? | 1,700 mAh | 1,780 mAh | 3,200 mAh | ? |
| Processor | ? | ? | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | 2 GHz MediaTek Helio A22 (MT6761) | ? |
| RAM | ? | ? | 1 GB | 3 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 8 GB | 32 GB | ? raw hardware |
| Main Camera | - | - | 12 megapixel | 16 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | 1080p HD | 1080p HD | ? |
| Front Camera | - | - | 1 megapixel | 5 megapixel | - |
| Weight |
5.01 oz (142g) |
4.03 oz (114g) |
5.2 oz (147g) |
5.82 oz (165g) |
2.75 oz (78g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.22" x 1.85" x 0.85" (107 x 47 x 21.6 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
6.17" x 2.87" x 0.32" (157 x 73 x 8.1 mm) |
4.01" x 2.04" x 0.5" (102 x 52 x 12.7 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slide |
| Platform / OS | BlackBerry OS | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 25 CDMA: 800, 850, 1900 |
4G LTE: 2, 4, 5, 13 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | 1xRTT | LTE (Cat 3) | LTE (Cat 4) | EVDO r0 |
| Features | |||||
| Fingerprint Reader | - | - | - | Yes | - |
| Flashlight | - | - | - | Yes | - |
| GPS / Location | n/a | Yes | n/a | n/a | Yes |
| Water-Resistant | - | - | - |
Yes IPX2 (drip) |
- |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | Yes |
| Alerts | |||||
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | n/a | n/a | - |
| NFC | - | - | Yes | - | - |
| USB | Yes | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | n/a | Yes |
| Voice Dialing | n/a | Yes | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | n/a | Yes |
| Real-Music Ringers | n/a | - | n/a | n/a | - |
| Data & Network | |||||
| Data Tethering | n/a | - | n/a | n/a | Yes |
| WAP / Web Browser | n/a | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | 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 | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | - |
| Instant Messaging | n/a | - | n/a | n/a | - |
| MMS | n/a | - | n/a | n/a | - |
| 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 |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | Yes |
| Calculator | n/a | Yes | n/a | n/a | Yes |
| Calendar | n/a | Yes | n/a | n/a | Yes |
| To-Do List | n/a | Yes | n/a | n/a | Yes |
| Voice Memo | n/a | Yes | n/a | n/a | Yes |
| Software | |||||
| Games | n/a | Yes | n/a | n/a | Yes |
| Java (J2ME) | n/a | Yes | n/a | n/a | Yes |
| Voice | |||||
| Call Screening | - | Yes | - | - | - |
| HD Voice | - | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a | - |
| Push-To-Talk | - | Yes | - | - | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| BlackBerry 7750 | Sanyo RL-4920 | ZTE Flash | ZTE Blade A7 Prime | Samsung M520 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Sanyo RL-4920 | ZTE Flash | ZTE Blade A7 Prime | Samsung M520 |
