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| Phone | Siemens M55 | Ericsson R278d | Samsung Transform | Samsung SGH-T629 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
3.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
101 x 80 pixels LCD (Color) |
101 x 40 pixels |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 700 mAh | ? | 1,500 mAh | 880 mAh |
| Processor | ? | ? | 800 MHz Samsung S3C6410, Qualcomm QSC6085 | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | QVGA (320 x 240) | QCIF (176 x 144) |
| Front Camera | - | - | Yes | - |
| Weight |
2.93 oz (83g) |
9.28 oz (263g) |
5.37 oz (152g) |
3.2 oz (91g) |
| Dimensions |
3.98" x 1.81" x 0.83" (101 x 46 x 21.1 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.61" x 2.42" x 0.61" (117 x 61 x 15.5 mm) |
3.9" x 2.01" x 0.55" (99 x 51 x 14 mm) |
| Form Factor | Slab | Slab | Slide | Slide |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | - | EVDO rA | EDGE |
| Features | ||||
| GPS / Location | Yes | - | n/a | - |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | - | Yes | Yes |
| USB | - | - |
Yes Micro-USB |
Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | - | - | n/a | Yes |
| Ringer ID | - | - | n/a | Yes |
| Voice Dialing | Yes | - | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | - | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | - | - | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | - | n/a | - |
| EMS / Picture Messaging | Yes | - | n/a | Yes |
| Instant Messaging | - | - | n/a | Yes |
| MMS | Yes | - | n/a | Yes |
| Text Messaging Templates | - | - | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | - | - | n/a | Yes |
| Productivity | ||||
| Alarm | - | Yes | n/a | Yes |
| Calculator | - | - | n/a | Yes |
| Calendar | Yes | - | n/a | Yes |
| To-Do List | - | - | n/a | Yes |
| Voice Memo | - | - | n/a | Yes |
| Software | ||||
| Games | Yes | - | n/a | Yes |
| Java (J2ME) | Yes | - | n/a | Yes |
| Voice | ||||
| Speaker Phone | Yes | - | Yes | Yes |
| Siemens M55 | Ericsson R278d | Samsung Transform | Samsung SGH-T629 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens M55 | Ericsson R278d | Samsung Transform | Samsung SGH-T629 |
