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| Phone | Cal-Comp EZ | Samsung SCH-U430 | LG VX-8550 Chocolate | BlackBerry Curve 8330 | Samsung UpStage M620 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
2.1" diag. 4 : 3 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | 800 mAh | 1,000 mAh | 800 mAh | 1,150 mAh | 620 mAh |
| Processor | ? | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | Yes | 1 megapixel | 2 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | QCIF (176 x 144) | ? | ? |
| Front Camera | - | - | - | - | - |
| Weight |
2.47 oz (70g) |
3.21 oz (91g) |
3.24 oz (92g) |
4.02 oz (114g) |
2.57 oz (73g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.67" x 1.85" x 0.78" (93 x 47 x 19.8 mm) |
3.85" x 1.87" x 0.67" (98 x 47 x 17 mm) |
4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm) |
4.07" x 1.73" x 0.37" (103 x 44 x 9.4 mm) |
| Form Factor | Slab | Clamshell | Slide | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | BlackBerry OS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | 1xRTT | EVDO r0 | EVDO r0 | EVDO r0 |
| Features | |||||
| GPS / Location | Yes | Yes | Yes | n/a | - |
| Accessibility | |||||
| Adjustable Text Size | - | Yes | - | n/a | Yes |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a | - |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | Yes |
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| USB |
Yes Mini-USB |
- | Yes |
Yes Mini-USB |
Yes |
| Contacts | |||||
| Picture ID | - | Yes | Yes | n/a | Yes |
| Ringer ID | - | Yes | Yes | n/a | Yes |
| Voice Dialing | - | Yes | Yes | n/a | Yes |
| 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 | n/a | - |
| External Antenna Jack | - | - | - | n/a | Yes |
| WAP / Web Browser | - | Yes | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | - | Yes | Yes | n/a | Yes |
| Side Keys | - | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | Yes | - | n/a | - |
| EMS / Picture Messaging | - | Yes | - | n/a | - |
| Instant Messaging | - | Yes | - | n/a | Yes |
| MMS | - | Yes | Yes | n/a | Yes |
| Text Messaging Templates | Yes | Yes | Yes | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | Yes | - |
| Music Player | - | - | Yes | n/a | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | Yes | n/a | Yes |
| To-Do List | Yes | - | - | n/a | Yes |
| Voice Memo | Yes * | Yes | Yes | n/a | Yes |
| Software | |||||
| BREW | - | Yes | Yes | n/a | - |
| Games | - | Yes | Yes | n/a | Yes |
| Java (J2ME) | - | - | - | n/a | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | Yes | Yes | n/a | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Cal-Comp EZ | Samsung SCH-U430 | LG VX-8550 Chocolate | BlackBerry Curve 8330 | Samsung UpStage M620 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Samsung SCH-U430 | LG VX-8550 Chocolate | BlackBerry Curve 8330 | Samsung UpStage M620 |
