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| Phone | Siemens M55 | Samsung SCH-R211 | Ericsson R278d |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
1.5" diag. 1 : 1 |
? |
| Display Resolution & Type |
101 x 80 pixels LCD (Color) |
128 x 128 pixels (~121 ppi) LCD (STN) |
101 x 40 pixels |
| Display Refresh | ? | ? | ? |
| Battery | 700 mAh | 800 mAh | ? |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | - | - |
| Front Camera | - | - | - |
| Weight |
2.93 oz (83g) |
2.73 oz (77g) |
9.28 oz (263g) |
| Dimensions |
3.98" x 1.81" x 0.83" (101 x 46 x 21.1 mm) |
4.07" x 1.77" x 0.59" (103 x 45 x 15 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
| Form Factor | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
TDMA: 850, 1900 AMPS: 850 |
| Data Technology | GPRS | 1xRTT | - |
| Features | |||
| GPS / Location | Yes | Yes | - |
| Accessibility | |||
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Ringer Profiles | - | - | Yes |
| Contacts | |||
| Picture ID | - | Yes | - |
| Ringer ID | - | Yes | - |
| Voice Dialing | Yes | - | - |
| Customization | |||
| Custom Graphics | Yes | Yes | - |
| Custom Ringtones | Yes | Yes | Yes |
| Data & Network | |||
| Data Tethering | Yes | - | Yes |
| WAP / Web Browser | Yes | Yes | Yes |
| Input | |||
| Predictive Text Entry | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Messaging | |||
| Email Client | Yes | - | - |
| EMS / Picture Messaging | Yes | - | - |
| MMS | Yes | - | - |
| Text Messaging Templates | - | Yes | - |
| Productivity | |||
| Alarm | - | Yes | Yes |
| Calculator | - | Yes | - |
| Calendar | Yes | Yes | - |
| Software | |||
| BREW | - | Yes | - |
| Games | Yes | Yes | - |
| Java (J2ME) | Yes | - | - |
| Voice | |||
| Headset Jack (2.5 mm) | - | Yes | - |
| Speaker Phone | Yes | Yes | - |
| Siemens M55 | Samsung SCH-R211 | Ericsson R278d | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens M55 | Samsung SCH-R211 | Ericsson R278d |
