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| Phone | Ericsson R278d | Samsung UpStage M620 | Samsung SCH-A530 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
2.1" diag. 4 : 3 |
? |
| Display Resolution & Type | 101 x 40 pixels |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | ? | ? |
| Battery | ? | 620 mAh | ? |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 1 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | ? | - |
| Front Camera | - | - | - |
| Weight |
9.28 oz (263g) |
2.57 oz (73g) |
3 oz (85g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.07" x 1.73" x 0.37" (103 x 44 x 9.4 mm) |
3.18" x 1.67" x 0.9" (81 x 42 x 22.9 mm) |
| Form Factor | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | - | EVDO r0 | 1xRTT |
| Features | |||
| GPS / Location | - | - | Yes |
| Accessibility | |||
| Adjustable Text Size | - | Yes | - |
| Hearing Aid Compatible | - |
Yes M4 (very compatible) |
- |
| Multiple Languages | Yes | - | Yes |
| TTY/TDD (Digital) | - | Yes | - |
| Alerts | |||
| Extra Display | - | Yes | Yes |
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | Yes | - |
| USB | - | Yes | - |
| Contacts | |||
| Picture ID | - | Yes | Yes |
| Ringer ID | - | Yes | Yes |
| Voice Dialing | - | Yes | Yes |
| Customization | |||
| Custom Graphics | - | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes |
| Real-Music Ringers | - | Yes | - |
| Data & Network | |||
| Data Tethering | Yes | - | Yes |
| External Antenna Jack | - | Yes | - |
| WAP / Web Browser | Yes | Yes | Yes |
| Input | |||
| Predictive Text Entry | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Memory | |||
| Memory Card Slot | - | Yes | - |
| Messaging | |||
| Instant Messaging | - | Yes | - |
| MMS | - | Yes | - |
| Text Messaging Templates | - | Yes | - |
| Music | |||
| Music Player | - | Yes | - |
| Productivity | |||
| Alarm | Yes | Yes | Yes |
| Calculator | - | Yes | Yes |
| Calendar | - | Yes | Yes |
| To-Do List | - | Yes | Yes |
| Voice Memo | - | Yes | Yes |
| Software | |||
| BREW | - | - | Yes |
| Games | - | Yes | Yes |
| Java (J2ME) | - | Yes | - |
| Voice | |||
| Headset Jack (2.5 mm) | - | - | Yes |
| Speaker Phone | - | Yes | - |
| Ericsson R278d | Samsung UpStage M620 | Samsung SCH-A530 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | Samsung UpStage M620 | Samsung SCH-A530 |
