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| Phone | ZTE Agent | BlackBerry Curve 8330 | HTC EVO Design 4G / Hero S (CDMA) | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? |
4" diag. 16 : 9 |
? |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
540 x 960 pixels (~275 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 900 mAh | 1,150 mAh | 1,520 mAh | 1,000 mAh |
| Processor | ? | ? | 1.2 GHz Qualcomm Snapdragon S2 MSM8655 | ? |
| RAM | ? | ? | 768 MB | ? |
| Storage | ? raw hardware | ? raw hardware | 4 GB | ? raw hardware |
| Main Camera | 1 megapixel | 2 megapixel | 5 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | ? | 720p HD | ? |
| Front Camera | - | - | 1 megapixel | - |
| Weight |
3.53 oz (100g) |
4.02 oz (114g) |
5.22 oz (148g) |
4.4 oz (125g) |
| Dimensions |
4.3" x 1.9" x 0.6" (109 x 48 x 15.2 mm) |
4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm) |
4.78" x 2.44" x 0.46" (122 x 62 x 11.8 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | BlackBerry OS | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
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| Data Technology | 1xRTT | EVDO r0 | WiMAX | EVDO r0 |
| Features | ||||
| Flashlight | - | - | Yes | Yes |
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | - |
| USB |
Yes Micro-USB |
Yes Mini-USB |
Yes Micro-USB |
Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | - | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | Yes |
| Voice Dialing | - | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | - |
| EMS / Picture Messaging | - | n/a | n/a | Yes |
| Instant Messaging | Yes | n/a | n/a | - |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - |
| Music Player | Yes | n/a | n/a | Yes |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes | n/a | n/a | Yes |
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | - |
| Voice | ||||
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| ZTE Agent | BlackBerry Curve 8330 | HTC EVO Design 4G / Hero S (CDMA) | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Agent | BlackBerry Curve 8330 | HTC EVO Design 4G / Hero S (CDMA) | Samsung SCH-A990 |
