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| Phone | Samsung SCH-A990 | Kyocera DuraXTP | Samsung Contour R250 | Samsung Byline R310 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
2" diag. 4 : 3 |
1.8" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~102 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~116 ppi) LCD (STN) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,000 mAh | 1,500 mAh | 800 mAh | 800 mAh |
| Processor | ? | 480 MHz Qualcomm QSC6185 | ? | ? |
| RAM | ? | 256 MB | ? | ? |
| Storage | ? raw hardware | 512 MB | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 5 megapixel | Yes | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | QVGA (320 x 240) | - | - |
| Front Camera | - | - | - | - |
| Weight |
4.4 oz (125g) |
5.75 oz (163g) |
3.81 oz (108g) |
3.25 oz (92g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.13" x 2.15" x 0.99" (105 x 55 x 25.1 mm) |
3.75" x 1.8" x 0.7" (95 x 46 x 17.8 mm) |
3.5" x 1.7" x 0.77" (89 x 43 x 19.6 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
CDMA: 850, 1700, 1900 |
| Data Technology | EVDO r0 | EVDO rA | 1xRTT | 1xRTT |
| Features | ||||
| Flashlight | Yes | Yes | - | - |
| GPS / Location | Yes | Yes | Yes | Yes |
| Ruggedized | - | Yes | - | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Adjustable Text Size | - | Yes | - | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | Yes | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
- |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | Yes |
| Ringer ID | Yes | Yes | Yes | Yes |
| Voice Dialing | Yes | Yes | Yes | Yes |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes | Yes |
| Real-Music Ringers | Yes | Yes | - | - |
| Data & Network | ||||
| Data Tethering | Yes | - | - | - |
| WAP / Web Browser | Yes | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | - | Yes | Yes | - |
| EMS / Picture Messaging | Yes | - | - | - |
| Instant Messaging | - | - | Yes | - |
| MMS | Yes | Yes | Yes | Yes |
| Text Messaging Templates | Yes | Yes | Yes | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | - | - | - |
| Stereo Speakers | Yes | - | - | - |
| Photo & Video | ||||
| TV Output | Yes | - | - | - |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | - | Yes | Yes | - |
| Voice Memo | Yes | Yes | - | - |
| Software | ||||
| BREW | Yes | - | Yes | Yes |
| Games | Yes | Yes | Yes | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | Yes | - |
| Push-To-Talk | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | Kyocera DuraXTP | Samsung Contour R250 | Samsung Byline R310 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Kyocera DuraXTP | Samsung Contour R250 | Samsung Byline R310 |
