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| Phone | Palm Treo 650 (CDMA) | Motorola T720 / T721 (GSM) | NEC 525 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | ? |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
120 x 160 pixels LCD (STN) |
162 x 216 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? |
| Battery | ? | ? | 800 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 |
6.3 oz (179g) |
3.56 oz (101g) |
4.03 oz (114g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
3.5" x 1.87" x 0.83" (89 x 47 x 21.1 mm) |
4.12" x 1.88" x 1.06" (105 x 48 x 26.9 mm) |
| Form Factor | Slab | Clamshell | Clamshell |
| Platform / OS | Palm OS | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | GPRS | GPRS |
| Features | |||
| GPS / Location | n/a | - | - |
| Accessibility | |||
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | - | Yes |
| Alerts | |||
| Extra Display | - | Yes | Yes |
| Ringer Profiles | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | - | - |
| Infrared (IR) | Yes | - | Yes |
| USB | - | - | Yes |
| Contacts | |||
| Picture ID | n/a | - | Yes |
| Ringer ID | n/a | Yes | Yes |
| Voice Dialing | n/a | Yes | Yes |
| Customization | |||
| Changeable Body Plates | - | Yes | - |
| Custom Graphics | n/a | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes |
| Data & Network | |||
| Data Tethering | n/a | Yes | Yes |
| WAP / Web Browser | n/a | Yes | Yes |
| Input | |||
| Predictive Text Entry | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - |
| Touch Screen | Yes | - | - |
| Memory | |||
| Memory Card Slot | Yes | - | - |
| Messaging | |||
| Email Client | n/a | Yes | Yes |
| EMS / Picture Messaging | n/a | Yes | Yes |
| MMS | n/a | - | Yes |
| Text Messaging Templates | n/a | Yes | - |
| Music | |||
| Music Player | n/a | - | - |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | Yes |
| Calendar | n/a | Yes | Yes |
| To-Do List | n/a | - | Yes |
| Voice Memo | n/a | Yes | Yes |
| Software | |||
| Games | n/a | Yes | Yes |
| Java (J2ME) | n/a | Yes | Yes |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | Yes | Yes |
| Speaker Phone | Yes | - | - |
| Palm Treo 650 (CDMA) | Motorola T720 / T721 (GSM) | NEC 525 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | Motorola T720 / T721 (GSM) | NEC 525 |
