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| Phone | Pantech Duo C810 | Samsung Trance SCH-U490 | Samsung Galaxy Alpha | BlackBerry 8820 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
2.1" diag. 4 : 3 |
4.7" diag. 16 : 9 |
? |
| Display Resolution & Type |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) AMOLED |
320 x 240 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 1,320 mAh | ? | 1,860 mAh | 1,400 mAh |
| Processor | ARM 920t PXA27x | ? | 2.5 GHz Qualcomm Snapdragon 801 (MSM8974-AC) | ? |
| RAM | ? | ? | 2 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 32 GB | ? raw hardware |
| Main Camera | 1 megapixel | 1 megapixel | 12 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | - | 4K UHD | - |
| Front Camera | - | - | 2 megapixel | - |
| Weight |
3.88 oz (110g) |
3.53 oz (100g) |
4.06 oz (115g) |
4.73 oz (134g) |
| Dimensions |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
4" x 1.97" x 0.55" (102 x 50 x 14 mm) |
5.21" x 2.58" x 0.26" (132 x 66 x 6.7 mm) |
4.49" x 2.6" x 0.55" (114 x 66 x 14 mm) |
| Form Factor | Slide | Slide | Slab | Slab |
| Platform / OS | Windows Mobile Standard | (proprietary) | Android | BlackBerry OS |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 1.8 | 1xRTT | LTE (Cat 4) | EDGE |
| Features | ||||
| Fingerprint Reader | - | - | Yes | - |
| Flashlight | - | - | Yes | - |
| GPS / Location | n/a | Yes | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | n/a | Yes | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | n/a | n/a |
| NFC | - | - | Yes | - |
| USB | Yes | Yes | Yes |
Yes Mini-USB |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | n/a | n/a |
| WAP / Web Browser | n/a | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | n/a | - | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | n/a | Yes | n/a | n/a |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| To-Do List | n/a | - | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| BREW | n/a | Yes | n/a | n/a |
| Games | n/a | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Pantech Duo C810 | Samsung Trance SCH-U490 | Samsung Galaxy Alpha | BlackBerry 8820 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Pantech Duo C810 | Samsung Trance SCH-U490 | Samsung Galaxy Alpha | BlackBerry 8820 |
