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| Phone | Motorola EM330 / EM28 | Pantech Duo C810 | Huawei M750 | Samsung SGH-X640 |
| 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 |
2.8" diag. 4 : 3 |
? |
| Display Resolution & Type |
128 x 160 pixels (~114 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 940 mAh | 1,320 mAh | 1,150 mAh | 800 mAh |
| Processor | ? | ARM 920t PXA27x | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 1 megapixel | 1 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | QVGA (320 x 240) | - | - |
| Front Camera | - | - | - | - |
| Weight |
3.17 oz (90g) |
3.88 oz (110g) |
3.92 oz (111g) |
3 oz (85g) |
| Dimensions |
3.71" x 1.95" x 0.68" (94 x 50 x 17.4 mm) |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
4.21" x 2.25" x 0.59" (107 x 57 x 14.9 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
| Form Factor | Clamshell | Slide | Slab | Clamshell |
| Platform / OS | (proprietary) | Windows Mobile Standard | (proprietary) | (proprietary) |
| Network Bands |
GSM: 850, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | EDGE | HSDPA 1.8 | 1xRTT | GPRS |
| Features | ||||
| GPS / Location | - | n/a | Yes | - |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | - | Yes | - |
| Multiple Languages | Yes | n/a | - | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| USB |
Yes Mini-USB |
Yes | Yes | - |
| Contacts | ||||
| Picture ID | - | n/a | Yes | Yes |
| Ringer ID | - | n/a | Yes | Yes |
| Voice Dialing | - | n/a | - | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | - | - |
| Data & Network | ||||
| Data Tethering | - | n/a | - | - |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | - | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen | - | - | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | Yes | - |
| EMS / Picture Messaging | Yes | n/a | - | Yes |
| Instant Messaging | - | n/a | Yes | - |
| MMS | Yes | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | Yes | Yes |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - |
| Music Player | Yes | n/a | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes |
| To-Do List | - | n/a | - | Yes |
| Voice Memo | - | n/a | Yes | Yes |
| Software | ||||
| BREW | - | n/a | Yes | - |
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | - | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | n/a | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Motorola EM330 / EM28 | Pantech Duo C810 | Huawei M750 | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola EM330 / EM28 | Pantech Duo C810 | Huawei M750 | Samsung SGH-X640 |
