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| Phone | Cal-Comp EZ | Pantech Duo C810 | Sony Ericsson K850 | Motorola Q |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
2.2" diag. 4 : 3 |
? |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 800 mAh | 1,320 mAh | ? | 1,130 mAh |
| Processor | ? | ARM 920t PXA27x | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 1 megapixel | 5 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | QVGA (320 x 240) | ? | ? |
| Front Camera | - | - | - | - |
| Weight |
2.47 oz (70g) |
3.88 oz (110g) |
4.2 oz (119g) |
4.06 oz (115g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
4.57" x 2.52" x 0.47" (116 x 64 x 11.9 mm) |
| Form Factor | Slab | Slide | Slab | Slab |
| Platform / OS | (proprietary) | Windows Mobile Standard | (proprietary) | Windows Mobile Standard |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | HSDPA 1.8 | HSDPA 3.6 | EVDO r0 |
| Features | ||||
| GPS / Location | Yes | n/a | - | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | - |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | Yes | Yes | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Infrared (IR) | - | - | - | Yes |
| USB |
Yes Mini-USB |
Yes | Yes |
Yes Mini-USB |
| Contacts | ||||
| Picture ID | - | n/a | Yes | n/a |
| Ringer ID | - | n/a | Yes | n/a |
| Voice Dialing | - | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | - | n/a | Yes | n/a |
| Custom Ringtones | - | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | Yes | n/a |
| Data & Network | ||||
| Data Tethering | - | n/a | Yes | n/a |
| External Antenna Jack | - | n/a | - | n/a |
| WAP / Web Browser | - | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | - | n/a | Yes | n/a |
| Side Keys | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | Yes | n/a |
| Instant Messaging | - | n/a | - | n/a |
| MMS | - | n/a | Yes | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Music Player | - | n/a | Yes | n/a |
| Photo & Video | ||||
| Video Calling | - | n/a | Yes * | n/a |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | Yes | n/a | Yes | n/a |
| Calendar | Yes | n/a | Yes | n/a |
| To-Do List | Yes | n/a | Yes | n/a |
| Voice Memo | Yes * | n/a | Yes | n/a |
| Software | ||||
| Games | - | n/a | Yes | n/a |
| Java (J2ME) | - | n/a | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | - | n/a |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Cal-Comp EZ | Pantech Duo C810 | Sony Ericsson K850 | Motorola Q | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Pantech Duo C810 | Sony Ericsson K850 | Motorola Q |
