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| Phone | Samsung Byline R310 | Samsung SGH-A717 | Samsung SCH-A990 | Pantech Duo C810 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
? | ? |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (STN) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 800 mAh | ? | 1,000 mAh | 1,320 mAh |
| Processor | ? | ? | ? | ARM 920t PXA27x |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 2 megapixel | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | QCIF (176 x 144) | ? | QVGA (320 x 240) |
| Front Camera | - | - | - | - |
| Weight |
3.25 oz (92g) |
3.31 oz (94g) |
4.4 oz (125g) |
3.88 oz (110g) |
| Dimensions |
3.5" x 1.7" x 0.77" (89 x 43 x 19.6 mm) |
4.07" x 2.15" x 0.55" (103 x 55 x 14 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Slide |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Windows Mobile Standard |
| Network Bands |
CDMA: 850, 1700, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | HSDPA 1.8 | EVDO r0 | HSDPA 1.8 |
| Features | ||||
| Flashlight | - | - | Yes | - |
| GPS / Location | Yes | - | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Extra Display | Yes | Yes | Yes | - |
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB | - | Yes | Yes | Yes |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | Yes | n/a |
| Voice Dialing | Yes | - | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | - | Yes | Yes | n/a |
| Data & Network | ||||
| Data Tethering | - | 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 | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | Yes | - | n/a |
| EMS / Picture Messaging | - | - | Yes | n/a |
| Instant Messaging | - | Yes | - | n/a |
| MMS | Yes | Yes | Yes | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a |
| Music | ||||
| Music Player | - | Yes | Yes | n/a |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | - | Yes | - | n/a |
| Voice Memo | - | Yes | Yes | n/a |
| Software | ||||
| BREW | Yes | - | Yes | n/a |
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | - | Yes | - | n/a |
| Voice | ||||
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Byline R310 | Samsung SGH-A717 | Samsung SCH-A990 | Pantech Duo C810 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Byline R310 | Samsung SGH-A717 | Samsung SCH-A990 | Pantech Duo C810 |
