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| Phone | Nokia 6255i / 6256i | Palm Treo 650 (CDMA) | Siemens M55 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | ? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
101 x 80 pixels LCD (Color) |
| Display Refresh | ? | ? | ? |
| Battery | 1,070 mAh | ? | 700 mAh |
| Processor | ? | 312 MHz Intel XScale PXA270 | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | Yes | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | ? | QVGA (320 x 240) | - |
| Front Camera | - | - | - |
| Weight |
4.23 oz (120g) |
6.3 oz (179g) |
2.93 oz (83g) |
| Dimensions |
3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
3.98" x 1.81" x 0.83" (101 x 46 x 21.1 mm) |
| Form Factor | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Palm OS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | 1xRTT | 1xRTT | GPRS |
| Features | |||
| GPS / Location | Yes | n/a | Yes |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4 (very compatible) |
- | - |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes |
| Alerts | |||
| Extra Display | Yes | - | - |
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| Infrared (IR) | Yes | Yes | - |
| USB | Yes | - | - |
| Contacts | |||
| Picture ID | Yes | n/a | - |
| Ringer ID | Yes | n/a | - |
| Voice Dialing | Yes | n/a | Yes |
| Customization | |||
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | Yes | n/a | - |
| Data & Network | |||
| Data Tethering | Yes | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen | - | Yes | - |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | Yes | n/a | Yes |
| EMS / Picture Messaging | Yes * | n/a | Yes |
| MMS | Yes | n/a | Yes |
| Text Messaging Templates | Yes | n/a | - |
| Music | |||
| FM Radio | Yes | - | - |
| Music Player | Yes * | n/a | - |
| Productivity | |||
| Alarm | Yes | n/a | - |
| Calculator | Yes | n/a | - |
| Calendar | Yes | n/a | Yes |
| To-Do List | Yes | n/a | - |
| Voice Memo | Yes | n/a | - |
| Software | |||
| BREW | Yes * | n/a | - |
| Games | Yes | n/a | Yes |
| Java (J2ME) | Yes * | n/a | Yes |
| Voice | |||
| Headset Jack (2.5 mm) | Yes | n/a | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Nokia 6255i / 6256i | Palm Treo 650 (CDMA) | Siemens M55 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia 6255i / 6256i | Palm Treo 650 (CDMA) | Siemens M55 |
