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| Phone | Sony Ericsson Z550a | Palm Pre 2 (CDMA) |
| Current U.S. Carriers | (none) | (none) |
| Global Availability | Released | Released |
| Specifications | ||
|---|---|---|
| Display Size |
1.9" diag. 4 : 3 |
3.1" diag. 5 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~148 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? |
| Battery | ? | 1,150 mAh |
| Processor | ? | 1 GHz TI 3630 |
| RAM | ? | ? |
| Storage | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 5 megapixel |
| Wide Camera | - | - |
| Tele Camera | - | - |
| Video Capture | ? | VGA (640 x 480) |
| Front Camera | - | - |
| Weight |
3.26 oz (92g) |
5.11 oz (145g) |
| Dimensions |
3.43" x 1.77" x 0.79" (87 x 45 x 20.1 mm) |
3.96" x 2.35" x 0.67" (101 x 60 x 17 mm) |
| Form Factor | Clamshell | Slide |
| Platform / OS | (proprietary) | webOS |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | GPRS | EVDO rA |
| Features | ||
| GPS / Location | - | n/a |
| Accessibility | ||
| Hearing Aid Compatible | - |
Yes M4 (very compatible) |
| Multiple Languages | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes |
| Alerts | ||
| Extra Display | Yes | - |
| Ringer Profiles | Yes | - |
| Connectivity | ||
| Bluetooth | Yes | Yes |
| Mobile Hotspot | - | n/a |
| USB | Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 802.11 b,g |
| Contacts | ||
| Picture ID | Yes | n/a |
| Ringer ID | Yes | n/a |
| Voice Dialing | Yes | n/a |
| Customization | ||
| Custom Graphics | Yes | n/a |
| Custom Ringtones | Yes | n/a |
| Real-Music Ringers | Yes | n/a |
| Data & Network | ||
| Data Tethering | Yes | n/a |
| WAP / Web Browser | Yes | n/a |
| Input | ||
| Predictive Text Entry | Yes | n/a |
| Side Keys | Yes | Yes |
| Text Keyboard, Hardware | - | Yes |
| Touch Screen | - |
Yes Capacitive |
| Memory | ||
| Memory Card Slot | Yes | - |
| Messaging | ||
| Email Client | Yes | n/a |
| Instant Messaging | - | n/a |
| MMS | Yes | n/a |
| Text Messaging Templates | Yes | n/a |
| Music | ||
| FM Radio | Yes | - |
| Headphone Jack (3.5mm) | - | Yes |
| Music Player | Yes | n/a |
| Productivity | ||
| Alarm | Yes | n/a |
| Calculator | Yes | n/a |
| Calendar | Yes | n/a |
| To-Do List | Yes | n/a |
| Voice Memo | Yes | n/a |
| Software | ||
| Games | Yes | n/a |
| Java (J2ME) | Yes | n/a |
| Voice | ||
| Push-To-Talk | Yes * | - |
| Speaker Phone | Yes | Yes |
| * Some versions only | ||
| Sony Ericsson Z550a | Palm Pre 2 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson Z550a | Palm Pre 2 (CDMA) |
