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| Phone | Cal-Comp EZ | Sony Ericsson Z500 | ZTE C88 | BlackBerry 7280 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
2" diag. 4 : 3 |
? |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
128 x 160 pixels LCD (STN) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
240 x 160 pixels LCD (Color) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 800 mAh | ? | 800 mAh | ? |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | Yes | Yes | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | - | - |
| Front Camera | - | - | - | - |
| Weight |
2.47 oz (70g) |
3.88 oz (110g) |
3.46 oz (98g) |
4.9 oz (139g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.66" x 1.93" x 0.94" (93 x 49 x 23.9 mm) |
3.85" x 1.92" x 0.7" (98 x 49 x 17.8 mm) |
4.4" x 2.9" x 0.94" (112 x 74 x 23.9 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | BlackBerry OS |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 850, 1800, 1900 |
| Data Technology | 1xRTT | EDGE | 1xRTT | GPRS |
| Features | ||||
| GPS / Location | Yes | - | Yes | n/a |
| Accessibility | ||||
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - |
| Alerts | ||||
| Extra Display | - | Yes | Yes | - |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | - | Yes | - |
| USB |
Yes Mini-USB |
Yes |
Yes Micro-USB |
Yes |
| Contacts | ||||
| Picture ID | - | Yes | - | n/a |
| Ringer ID | - | Yes | Yes | n/a |
| Voice Dialing | - | Yes | Yes | n/a |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | - | Yes | Yes | n/a |
| Custom Ringtones | - | Yes | Yes | n/a |
| Real-Music Ringers | - | - | Yes | n/a |
| Data & Network | ||||
| Data Tethering | - | Yes | - | n/a |
| WAP / Web Browser | - | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | - | Yes | Yes | n/a |
| Side Keys | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Messaging | ||||
| Email Client | - | Yes | Yes | n/a |
| EMS / Picture Messaging | - | Yes | - | n/a |
| Instant Messaging | - | Yes | Yes | n/a |
| MMS | - | Yes | Yes | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | Yes | Yes | - | n/a |
| Voice Memo | Yes * | Yes | Yes | n/a |
| Software | ||||
| BREW | - | - | Yes | n/a |
| Games | - | Yes | Yes | n/a |
| Java (J2ME) | - | Yes | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | - | - | n/a |
| Push-To-Talk | - | Yes * | - | - |
| Speaker Phone | - | Yes | Yes | - |
| * Some versions only | ||||
| Cal-Comp EZ | Sony Ericsson Z500 | ZTE C88 | BlackBerry 7280 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Sony Ericsson Z500 | ZTE C88 | BlackBerry 7280 |
