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| Phone | Cal-Comp EZ | Motorola RAZR V3c | Palm Treo 650 (CDMA) | Sony Ericsson Z500 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
176 x 220 pixels LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 800 mAh | 740 mAh | ? | ? |
| Processor | ? | ? | 312 MHz Intel XScale PXA270 | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 1 megapixel | Yes | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | QVGA (320 x 240) | ? |
| Front Camera | - | - | - | - |
| Weight |
2.47 oz (70g) |
3.49 oz (99g) |
6.3 oz (179g) |
3.88 oz (110g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm) |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
3.66" x 1.93" x 0.94" (93 x 49 x 23.9 mm) |
| Form Factor | Slab | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Palm OS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
GSM: 850, 1800, 1900 |
| Data Technology | 1xRTT | EVDO r0 | 1xRTT | EDGE |
| Features | ||||
| GPS / Location | Yes | Yes | n/a | - |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
- | - |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | Yes |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | - |
| Infrared (IR) | - | - | Yes | - |
| USB |
Yes Mini-USB |
Yes Mini-USB |
- | Yes |
| Contacts | ||||
| Picture ID | - | Yes | n/a | Yes |
| Ringer ID | - | Yes | n/a | Yes |
| Voice Dialing | - | Yes | n/a | Yes |
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes |
| Custom Graphics | - | Yes | n/a | Yes |
| Custom Ringtones | - | Yes | n/a | Yes |
| Real-Music Ringers | - | Yes | n/a | - |
| Data & Network | ||||
| Data Tethering | - | Yes | n/a | Yes |
| WAP / Web Browser | - | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | - | Yes | n/a | Yes |
| Side Keys | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - | Yes | - |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | - | - | n/a | Yes |
| EMS / Picture Messaging | - | Yes | n/a | Yes |
| Instant Messaging | - | - | n/a | Yes |
| MMS | - | Yes | n/a | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes |
| Music | ||||
| Music Player | - | - | n/a | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| To-Do List | Yes | - | n/a | Yes |
| Voice Memo | Yes * | Yes | n/a | Yes |
| Software | ||||
| BREW | - | Yes | n/a | - |
| Games | - | Yes | n/a | Yes |
| Java (J2ME) | - | - | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | - | n/a | - |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Cal-Comp EZ | Motorola RAZR V3c | Palm Treo 650 (CDMA) | Sony Ericsson Z500 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Motorola RAZR V3c | Palm Treo 650 (CDMA) | Sony Ericsson Z500 |
