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| Phone | BlackBerry 8820 | Sharp Z-800 (Audiovox 7900) | ZTE Z431 / Altair | Motorola Admiral |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
2.4" diag. 4 : 3 |
3.1" diag. 4 : 3 |
| Display Resolution & Type |
320 x 240 pixels LCD (TFT/TFD) |
? LCD (Color) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
480 x 640 pixels (~258 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | 1,400 mAh | ? | 1,000 mAh | 1,860 mAh |
| Processor | ? | ? | ? | 1.2 GHz Qualcomm Snapdragon S2 MSM8655 |
| RAM | ? | ? | ? | 512 MB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 4 GB |
| Main Camera | - | - | 2 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | QVGA (320 x 240) | 720p HD |
| Front Camera | - | - | - | - |
| Weight |
4.73 oz (134g) |
4.25 oz (120g) |
3.52 oz (100g) |
4.71 oz (134g) |
| Dimensions |
4.49" x 2.6" x 0.55" (114 x 66 x 14 mm) |
3.6" x 2" x 1.1" (91 x 51 x 27.9 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
4.68" x 2.44" x 0.48" (119 x 62 x 12.2 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | BlackBerry OS | (proprietary) | (proprietary) | Android |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 800, 850, 1900 |
| Data Technology | EDGE | - | ? | EVDO rA |
| Features | ||||
| GPS / Location | n/a | - | Yes | n/a |
| Ruggedized | - | - | - | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | - | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| Mobile Hotspot | n/a | - | - | n/a |
| USB |
Yes Mini-USB |
- |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | Yes | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | n/a | Yes | Yes | n/a |
| Ringer ID | n/a | Yes | Yes | n/a |
| Voice Dialing | n/a | - | - | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | Yes | n/a |
| Custom Ringtones | n/a | Yes | Yes | n/a |
| Real-Music Ringers | n/a | - | Yes | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | n/a |
| WAP / Web Browser | n/a | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | Yes | Yes |
| Touch Screen | - | - | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | - | Yes | n/a |
| Instant Messaging | n/a | - | - | n/a |
| MMS | n/a | - | Yes | n/a |
| Text Messaging Templates | n/a | Yes | Yes | n/a |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | n/a | - | Yes | n/a |
| Photo & Video | ||||
| DLNA | - | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | - | Yes | n/a |
| Calendar | n/a | - | Yes | n/a |
| To-Do List | n/a | - | - | n/a |
| Voice Memo | n/a | - | Yes | n/a |
| Software | ||||
| BREW | n/a | Yes | Yes | n/a |
| Games | n/a | Yes | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a |
| Push-To-Talk | Yes * | - | - | Yes |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| BlackBerry 8820 | Sharp Z-800 (Audiovox 7900) | ZTE Z431 / Altair | Motorola Admiral | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 8820 | Sharp Z-800 (Audiovox 7900) | ZTE Z431 / Altair | Motorola Admiral |
