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| Phone | Ericsson R278d | Samsung SGH-A717 | LG Revolution | Sony Ericsson C905 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
4.3" diag. 5 : 3 |
2.4" diag. 4 : 3 |
| Display Resolution & Type | 101 x 40 pixels |
240 x 320 pixels LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | ? | ? | 1,500 mAh | 930 mAh |
| Processor | ? | ? | 1 GHz Qualcomm Snapdragon S2 MSM8655 | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | - | 2 megapixel | 5 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | QCIF (176 x 144) | 720p HD | ? |
| Front Camera | - | - | 1 megapixel | - |
| Weight |
9.28 oz (263g) |
3.31 oz (94g) |
6.08 oz (172g) |
4.76 oz (135g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.07" x 2.15" x 0.55" (103 x 55 x 14 mm) |
5.03" x 2.64" x 0.52" (128 x 67 x 13.2 mm) |
4.15" x 1.93" x 0.77" (105 x 49 x 19.6 mm) |
| Form Factor | Slab | Clamshell | Slab | Slide |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 13 CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | - | HSDPA 1.8 | LTE (Cat 3) | HSDPA 3.6 |
| Features | ||||
| GPS / Location | - | - | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | Yes | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Mobile Hotspot | - | - | n/a | - |
| USB | - | Yes | Yes | Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes * |
| Contacts | ||||
| Picture ID | - | Yes | n/a | Yes |
| Ringer ID | - | Yes | n/a | Yes |
| Voice Dialing | - | - | n/a | Yes |
| Customization | ||||
| Custom Graphics | - | Yes | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | - | Yes | 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 |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | Yes | n/a | Yes |
| Instant Messaging | - | Yes | n/a | Yes |
| MMS | - | Yes | n/a | Yes |
| Text Messaging Templates | - | Yes | n/a | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | - | Yes | n/a | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | Yes | - |
| Video Calling | - | - | n/a | Yes * |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | - | Yes | n/a | Yes |
| Calendar | - | Yes | n/a | Yes |
| To-Do List | - | Yes | n/a | Yes |
| Voice Memo | - | Yes | n/a | Yes |
| Software | ||||
| Games | - | Yes | n/a | Yes |
| Java (J2ME) | - | Yes | n/a | Yes |
| Voice | ||||
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Ericsson R278d | Samsung SGH-A717 | LG Revolution | Sony Ericsson C905 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | Samsung SGH-A717 | LG Revolution | Sony Ericsson C905 |
