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| Phone | Ericsson R278d | Sharp Sidekick LX 2007 | Nokia 2630 | Palm Treo Pro (GSM) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
3" diag. 5 : 3 |
? | ? |
| Display Resolution & Type | 101 x 40 pixels |
400 x 240 pixels (~155 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | 1,540 mAh | 700 mAh | 1,500 mAh |
| Processor | ? | 200 MHz OMAP 331 | ? | 400 MHz MSM7201 |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 1 megapixel | Yes | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | ? | ? |
| Front Camera | - | - | - | - |
| Weight |
9.28 oz (263g) |
5.7 oz (162g) |
2.33 oz (66g) |
4.69 oz (133g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
5.12" x 2.36" x 0.7" (130 x 60 x 17.9 mm) |
4.13" x 1.77" x 0.39" (105 x 45 x 9.9 mm) |
4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm) |
| Form Factor | Slab | Swivel | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Windows Mobile Professional |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | - | EDGE | EDGE | HSDPA 3.6 |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | - | - | - | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | Yes | - | n/a |
| Hearing Aid Compatible | - | Yes | - | - |
| Multiple Languages | Yes | - | Yes | n/a |
| Alerts | ||||
| Ringer Profiles | Yes | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth |
- |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| USB | - | Yes | - |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 802.11 b,g |
| Contacts | ||||
| Picture ID | - | Yes | Yes | n/a |
| Ringer ID | - | Yes | - | n/a |
| Voice Dialing | - | - | - | n/a |
| Customization | ||||
| Custom Graphics | - | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | - | Yes | Yes | n/a |
| Data & Network | ||||
| Data Tethering | Yes | - | - | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | - | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | - | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | - | - | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | Yes | Yes | n/a |
| Instant Messaging | - | Yes | Yes | n/a |
| MMS | - | Yes | Yes | n/a |
| Text Messaging Templates | - | Yes | Yes | n/a |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | - | Yes | - | n/a |
| Productivity | ||||
| Alarm | Yes | Yes * | Yes | n/a |
| Calculator | - | - | Yes | n/a |
| Calendar | - | Yes | Yes | n/a |
| To-Do List | - | Yes | Yes | n/a |
| Voice Memo | - | - | Yes | n/a |
| Software | ||||
| Games | - | Yes | Yes | n/a |
| Java (J2ME) | - | Yes | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | Yes | n/a |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Ericsson R278d | Sharp Sidekick LX 2007 | Nokia 2630 | Palm Treo Pro (GSM) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | Sharp Sidekick LX 2007 | Nokia 2630 | Palm Treo Pro (GSM) |
