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| Phone | Sony Ericsson K850 | Sharp Z-800 (Audiovox 7900) | BlackBerry DTEK50 | ZTE Agent |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
? |
5.2" diag. 16 : 9 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
? LCD (Color) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | ? | ? | 2,610 mAh | 900 mAh |
| Processor | ? | ? | 1.5 GHz Qualcomm Snapdragon 617 (MSM8952)dragon 617 (MSM8952) | ? |
| RAM | ? | ? | 3 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | 5 megapixel | - | 13 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | 1080p HD | ? |
| Front Camera | - | - | 8 megapixel | - |
| Weight |
4.2 oz (119g) |
4.25 oz (120g) |
4.76 oz (135g) |
3.53 oz (100g) |
| Dimensions |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
3.6" x 2" x 1.1" (91 x 51 x 27.9 mm) |
5.79" x 2.85" x 0.29" (147 x 72 x 7.4 mm) |
4.3" x 1.9" x 0.6" (109 x 48 x 15.2 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 17, 20, 29, 30 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
| Data Technology | HSDPA 3.6 | - | LTE (Cat 4) | 1xRTT |
| Features | ||||
| Flashlight | - | - | Yes | - |
| GPS / Location | - | - | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | - | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| Mobile Hotspot | - | - | n/a | - |
| NFC | - | - | Yes | - |
| USB | Yes | - |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | - |
| Ringer ID | Yes | Yes | n/a | Yes |
| Voice Dialing | Yes | - | n/a | - |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | Yes | - | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | - |
| Dual-SIM | - | - | Yes | - |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | - | n/a | Yes |
| Instant Messaging | - | - | n/a | Yes |
| MMS | Yes | - | n/a | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes |
| Music | ||||
| FM Radio | Yes | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | Yes | - | n/a | Yes |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| Video Calling | Yes * | - | n/a | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | - | n/a | Yes |
| Calendar | Yes | - | n/a | Yes |
| To-Do List | Yes | - | n/a | - |
| Voice Memo | Yes | - | n/a | Yes |
| Software | ||||
| BREW | - | Yes | n/a | Yes |
| Games | Yes | Yes | n/a | Yes |
| Java (J2ME) | Yes | - | n/a | - |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | - | Yes | n/a | - |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Sony Ericsson K850 | Sharp Z-800 (Audiovox 7900) | BlackBerry DTEK50 | ZTE Agent | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson K850 | Sharp Z-800 (Audiovox 7900) | BlackBerry DTEK50 | ZTE Agent |
