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| Phone | Palm Treo 600 (CDMA) | ZTE Z222 / Z223 | Samsung SPH-i550 | Samsung SGH-A657 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
160 x 160 pixels LCD (Color) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | 900 mAh | ? | 1,420 mAh |
| Processor | ? | QSC6270 | 200 MHz Motorola MX-1 | ? |
| RAM | ? | 64 MB | ? | ? |
| Storage | ? raw hardware | 128 MB | ? raw hardware | ? raw hardware |
| Main Camera | Yes | Yes | 1 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | ? | - |
| Front Camera | - | - | - | - |
| Weight |
6.2 oz (176g) |
3.24 oz (92g) |
? |
4.34 oz (123g) |
| Dimensions |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
3.46" x 2.34" x 1.1" (88 x 59 x 27.9 mm) |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | Palm OS | (proprietary) | Palm OS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | HSDPA 3.6 | 1xRTT | HSDPA 3.6 |
| Features | ||||
| Flashlight | - | - | - | Yes |
| GPS / Location | n/a | - | n/a | Yes |
| Ruggedized | - | - | - | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
- | - |
| Multiple Languages | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | Yes | - |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | - | Yes |
| Infrared (IR) | Yes | - | Yes | - |
| USB | Yes |
Yes Micro-USB |
- | Yes |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | Yes |
| Voice Dialing | n/a | - | n/a | - |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | Yes |
| Real-Music Ringers | n/a | Yes | n/a | Yes |
| Data & Network | ||||
| Data Tethering | n/a | - | n/a | Yes |
| WAP / Web Browser | n/a | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | Yes | - | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | Yes | n/a | Yes |
| Instant Messaging | n/a | - | n/a | Yes |
| MMS | n/a | Yes | n/a | Yes |
| Text Messaging Templates | n/a | Yes | n/a | Yes |
| Music | ||||
| FM Radio | - | Yes * | - | - |
| Music Player | n/a | - | n/a | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | Yes |
| Calculator | n/a | Yes | n/a | Yes |
| Calendar | n/a | Yes | n/a | Yes |
| To-Do List | n/a | - | n/a | Yes |
| Voice Memo | n/a | Yes | n/a | Yes |
| Software | ||||
| Games | n/a | Yes | n/a | Yes |
| Java (J2ME) | n/a | Yes | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | - | n/a | - |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | - | Yes |
| * Some versions only | ||||
| Palm Treo 600 (CDMA) | ZTE Z222 / Z223 | Samsung SPH-i550 | Samsung SGH-A657 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 600 (CDMA) | ZTE Z222 / Z223 | Samsung SPH-i550 | Samsung SGH-A657 |
