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| Phone | Casio Exilim C721 | Nokia 7190 | Sony Ericsson K300 | Palm Treo 650 (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.3" diag. 4 : 3 |
? | ? | ? |
| Display Resolution & Type |
240 x 320 pixels (~174 ppi) LCD (TFT/TFD) |
96 x 65 pixels |
128 x 128 pixels LCD (STN) |
320 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 920 mAh | ? | ? | ? |
| Processor | ? | ? | ? | 312 MHz Intel XScale PXA270 |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | - | Yes | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | - | ? | QVGA (320 x 240) |
| Front Camera | - | - | - | - |
| Weight |
4.48 oz (127g) |
4.9 oz (139g) |
3 oz (85g) |
6.3 oz (179g) |
| Dimensions |
4.06" x 1.97" x 0.78" (103 x 50 x 19.9 mm) |
4.92" x 2.09" x 0.95" (125 x 53 x 24.1 mm) |
3.93" x 1.78" x 0.76" (100 x 45 x 19.3 mm) |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
| Form Factor | Clamshell | Slide | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Palm OS |
| Network Bands |
CDMA: 850, 1900 |
GSM: 1900 |
GSM: 850, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | EVDO rA | - | GPRS | 1xRTT |
| Features | ||||
| Flashlight | Yes | - | - | - |
| GPS / Location | Yes | - | - | n/a |
| Ruggedized | Yes | - | - | - |
| Water-Resistant | Yes | - | - | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | - | - | n/a |
| Hearing Aid Compatible | Yes | - | - | - |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | - | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
- | - |
Yes Classic Audio |
| Infrared (IR) | - | Yes | Yes | Yes |
| USB | Yes | - | Yes | - |
| Contacts | ||||
| Picture ID | Yes | - | Yes | n/a |
| Ringer ID | Yes | - | - | n/a |
| Voice Dialing | Yes | Yes | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | - | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | Yes | - | - | n/a |
| Data & Network | ||||
| Data Tethering | Yes | Yes | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | - | - | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen | - | - | - | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | - | Yes |
| Messaging | ||||
| Email Client | - | - | Yes | n/a |
| EMS / Picture Messaging | Yes | - | Yes | n/a |
| Instant Messaging | Yes | - | - | n/a |
| MMS | Yes | - | Yes | n/a |
| Text Messaging Templates | Yes | - | Yes | n/a |
| Music | ||||
| Music Player | 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 | Yes | n/a |
| Voice Memo | Yes | - | Yes | n/a |
| Software | ||||
| BREW | Yes | - | - | n/a |
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | - | - | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | - | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| Casio Exilim C721 | Nokia 7190 | Sony Ericsson K300 | Palm Treo 650 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Casio Exilim C721 | Nokia 7190 | Sony Ericsson K300 | Palm Treo 650 (CDMA) |
