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| Phone | Kyocera DuraXV / DuraXV Plus / DuraXA | Samsung SCH-R300 | Casio Exilim C721 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
1.7" diag. 4 : 3 |
2.3" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~123 ppi) LCD (STN) |
240 x 320 pixels (~174 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? |
| Battery | 1,500 mAh | 800 mAh | 920 mAh |
| Processor | Qualcomm QSC6185 | ? | ? |
| RAM | 256 MB | ? | ? |
| Storage | 512 MB | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | - | 5 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | QVGA (320 x 240) | - | QVGA (320 x 240) |
| Front Camera | - | - | - |
| Weight |
5.6 oz (159g) |
2.9 oz (82g) |
4.48 oz (127g) |
| Dimensions |
4.13" x 2.15" x 0.98" (105 x 55 x 24.9 mm) |
3.5" x 1.8" x 0.78" (89 x 46 x 19.8 mm) |
4.06" x 1.97" x 0.78" (103 x 50 x 19.9 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
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| Data Technology | EVDO rA | 1xRTT | EVDO rA |
| Features | |||
| Flashlight | Yes | - | Yes |
| GPS / Location | Yes | Yes | Yes |
| Ruggedized | Yes | - | Yes |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | Yes |
| Accessibility | |||
| Adjustable Text Size | Yes | - | Yes |
| Hearing Aid Compatible | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | Yes | Yes | Yes |
| Connectivity | |||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
| USB |
Yes Micro-USB |
- | Yes |
| Contacts | |||
| Picture ID | Yes | Yes | Yes |
| Ringer ID | Yes | Yes | Yes |
| Voice Dialing | Yes | Yes | Yes |
| Customization | |||
| Custom Graphics | Yes | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes |
| Real-Music Ringers | Yes | - | Yes |
| Data & Network | |||
| Data Tethering | - | - | Yes |
| WAP / Web Browser | Yes | Yes | Yes |
| Input | |||
| Predictive Text Entry | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Memory | |||
| Memory Card Slot | Yes | - | Yes |
| Messaging | |||
| EMS / Picture Messaging | - | - | Yes |
| Instant Messaging | - | Yes | Yes |
| MMS | Yes | - | Yes |
| Text Messaging Templates | Yes | Yes | Yes |
| Music | |||
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | Yes | - | Yes |
| Productivity | |||
| Alarm | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes |
| To-Do List | - | - | Yes |
| Voice Memo | Yes | Yes | Yes |
| Software | |||
| BREW | Yes | Yes | Yes |
| Games | Yes | Yes | Yes |
| Voice | |||
| Push-To-Talk | Yes * | - | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Kyocera DuraXV / DuraXV Plus / DuraXA | Samsung SCH-R300 | Casio Exilim C721 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Kyocera DuraXV / DuraXV Plus / DuraXA | Samsung SCH-R300 | Casio Exilim C721 |
