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| Phone | Motorola ROKR E1 | Pantech Matrix Pro C820 | Samsung SCH-R211 | Samsung SGH-D307 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
1.5" diag. 1 : 1 |
? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 128 pixels (~121 ppi) LCD (STN) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | 1,320 mAh | 800 mAh | ? |
| Processor | ? | 528 MHz ARM 11 | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 2 megapixel | - | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | QCIF (176 x 144) | - | - |
| Front Camera | - | - | - | - |
| Weight |
3.77 oz (107g) |
5.34 oz (151g) |
2.73 oz (77g) |
4.3 oz (122g) |
| Dimensions |
4.25" x 1.81" x 0.8" (108 x 46 x 20.3 mm) |
4.2" x 2" x 0.9" (107 x 51 x 22.9 mm) |
4.07" x 1.77" x 0.59" (103 x 45 x 15 mm) |
3.7" x 1.9" x 0.85" (94 x 48 x 21.6 mm) |
| Form Factor | Slab | Slide | Slab | Clamshell |
| Platform / OS | (proprietary) | Windows Mobile Standard | (proprietary) | (proprietary) |
| Network Bands |
GSM: 850, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
GSM: 850, 1800, 1900 |
| Data Technology | GPRS | HSDPA 3.6 | 1xRTT | EDGE |
| Features | ||||
| GPS / Location | - | n/a | Yes | - |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M3 (mostly compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | Yes | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| USB | Yes | Yes | - | Yes |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | Yes | Yes |
| Voice Dialing | Yes | n/a | - | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | - | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | Yes | n/a | - | Yes |
| EMS / Picture Messaging | Yes | n/a | - | Yes |
| Instant Messaging | Yes | n/a | - | - |
| MMS | Yes | n/a | - | Yes |
| Text Messaging Templates | - | n/a | Yes | Yes |
| Music | ||||
| Music Player | Yes | n/a | - | - |
| Stereo Speakers | 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 | Yes | n/a | - | Yes |
| Software | ||||
| BREW | - | n/a | Yes | - |
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | - | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Motorola ROKR E1 | Pantech Matrix Pro C820 | Samsung SCH-R211 | Samsung SGH-D307 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola ROKR E1 | Pantech Matrix Pro C820 | Samsung SCH-R211 | Samsung SGH-D307 |
