Compare Phones
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| Phone | Palm Treo 650 (CDMA) | Motorola V551 / V330 / V547 / V555 / V557 | Sony Ericsson Z520 / Z525 | Samsung MM-A900 / SPH-A900 / Ace | LG Cosmos Touch / Attune / Beacon |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
2.8" diag. 5 : 3 |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 400 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | ? | 820 mAh | ? | ? | 1,000 mAh |
| Processor | 312 MHz Intel XScale PXA270 | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | Yes | Yes | 1 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QVGA (320 x 240) | ? | ? | ? | - |
| Front Camera | - | - | - | - | - |
| Weight |
6.3 oz (179g) |
4.23 oz (120g) |
3.46 oz (98g) |
3.9 oz (111g) |
4.04 oz (114g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm) |
3.27" x 1.81" x 0.94" (83 x 46 x 23.9 mm) |
3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm) |
4.05" x 2.08" x 0.65" (103 x 53 x 16.5 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Clamshell | Slide |
| Platform / OS | Palm OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | EDGE | GPRS | EVDO r0 | 1xRTT |
| Features | |||||
| GPS / Location | n/a | - | - | Yes | Yes |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | - | - | Yes |
| Hearing Aid Compatible | - | - | - | - |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | Yes | Yes | - |
| Ringer Profiles | - | Yes | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | Yes | - | - |
| USB | - | Yes | Yes | Yes |
Yes Micro-USB |
| Contacts | |||||
| Picture ID | n/a | Yes | Yes | Yes | Yes |
| Ringer ID | n/a | Yes | Yes | Yes | Yes |
| Voice Dialing | n/a | Yes | Yes | Yes | Yes |
| Customization | |||||
| Changeable Body Plates | - | - | Yes | - | - |
| Custom Graphics | n/a | Yes | Yes | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes | Yes | Yes |
| Real-Music Ringers | n/a | Yes | Yes | - | Yes |
| Data & Network | |||||
| Data Tethering | n/a | Yes | Yes | Yes | - |
| WAP / Web Browser | n/a | Yes | Yes | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | Yes |
| Touch Screen | Yes | - | - | - | Yes |
| Memory | |||||
| Memory Card Slot | Yes | - | - | - | Yes |
| Messaging | |||||
| Email Client | n/a | Yes | Yes | - | - |
| EMS / Picture Messaging | n/a | Yes | Yes | - | Yes |
| Instant Messaging | n/a | Yes | - | - | Yes |
| MMS | n/a | Yes | Yes | - | Yes |
| Text Messaging Templates | n/a | Yes | Yes | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | - | Yes |
| Music Player | n/a | - | - | Yes | Yes |
| Productivity | |||||
| Alarm | n/a | Yes | Yes | Yes | Yes |
| Calculator | n/a | Yes | Yes | Yes | Yes |
| Calendar | n/a | Yes | Yes | Yes | Yes |
| To-Do List | n/a | - | Yes | Yes | - |
| Voice Memo | n/a | Yes | Yes | Yes | Yes |
| Software | |||||
| BREW | n/a | - | - | - | Yes |
| Games | n/a | Yes | Yes | Yes | Yes |
| Java (J2ME) | n/a | Yes | Yes | Yes | - |
| Voice | |||||
| Headset Jack (2.5 mm) | n/a | Yes | - | Yes | - |
| Push-To-Talk | - | - | Yes * | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Palm Treo 650 (CDMA) | Motorola V551 / V330 / V547 / V555 / V557 | Sony Ericsson Z520 / Z525 | Samsung MM-A900 / SPH-A900 / Ace | LG Cosmos Touch / Attune / Beacon | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | Motorola V551 / V330 / V547 / V555 / V557 | Sony Ericsson Z520 / Z525 | Samsung MM-A900 / SPH-A900 / Ace | LG Cosmos Touch / Attune / Beacon |
