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| Phone | Samsung SCH-A310 | Pantech Duo C810 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Ericsson R278d |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
128 x 128 pixels LCD (Grayscale) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
101 x 40 pixels |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | 1,320 mAh | 1,490 mAh | ? |
| Processor | ? | ARM 920t PXA27x | 400 MHz Intel XScale | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 1 megapixel | Yes | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | QVGA (320 x 240) | QCIF (176 x 144) | - |
| Front Camera | - | - | - | - |
| Weight |
3.2 oz (91g) |
3.88 oz (110g) |
7.41 oz (210g) |
9.28 oz (263g) |
| Dimensions |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
4.92" x 2.83" x 0.75" (125 x 72 x 19.1 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
| Form Factor | Clamshell | Slide | Slide | Slab |
| Platform / OS | (proprietary) | Windows Mobile Standard | Windows Mobile Professional | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
TDMA: 850, 1900 AMPS: 850 |
| Data Technology | 1xRTT | HSDPA 1.8 | GPRS | - |
| Features | ||||
| GPS / Location | Yes | n/a | n/a | - |
| Accessibility | ||||
| Multiple Languages | Yes | n/a | n/a | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | - |
| Infrared (IR) | - | - | Yes | - |
| USB | Yes | Yes | Yes | - |
| Wi-Fi | - | - | Yes | - |
| Contacts | ||||
| Picture ID | - | n/a | n/a | - |
| Ringer ID | - | n/a | n/a | - |
| Voice Dialing | Yes | n/a | n/a | - |
| Customization | ||||
| Changeable Body Plates | Yes | - | - | - |
| Custom Graphics | - | n/a | n/a | - |
| Custom Ringtones | - | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | - |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | - |
| Touch Screen | - | - | Yes | - |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | - |
| MMS | - | n/a | n/a | - |
| Text Messaging Templates | - | n/a | n/a | - |
| Music | ||||
| Music Player | - | n/a | n/a | - |
| Productivity | ||||
| Alarm | - | n/a | n/a | Yes |
| Calculator | - | n/a | n/a | - |
| Calendar | Yes | n/a | n/a | - |
| To-Do List | - | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | - |
| Software | ||||
| Games | Yes | n/a | n/a | - |
| Java (J2ME) | - | n/a | n/a | - |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | n/a | - |
| Speaker Phone | - | Yes | Yes | - |
| * Some versions only | ||||
| Samsung SCH-A310 | Pantech Duo C810 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Ericsson R278d | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A310 | Pantech Duo C810 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Ericsson R278d |
