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| Phone | Palm Pre (CDMA) | Sanyo Katana Eclipse | ZTE Citrine | Sony Ericsson Z550a |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3.1" diag. 5 : 3 |
2" diag. 4 : 3 |
4" diag. 5 : 3 |
1.9" diag. 4 : 3 |
| Display Resolution & Type |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~148 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 1,150 mAh | 840 mAh | 1,650 mAh | ? |
| Processor | TI OMAP 3430 | ? | ? | ? |
| RAM | ? | ? | 1 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 8 GB | ? raw hardware |
| Main Camera | 3 megapixel | 1 megapixel | 5 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | ? | ? | ? |
| Front Camera | - | - | Yes | - |
| Weight |
4.76 oz (135g) |
3.4 oz (96g) |
4.82 oz (137g) |
3.26 oz (92g) |
| Dimensions |
3.9" x 2.3" x 0.67" (99 x 58 x 17 mm) |
3.6" x 1.9" x 0.7" (91 x 48 x 17.8 mm) |
4.92" x 2.56" x 0.41" (125 x 65 x 10.4 mm) |
3.43" x 1.77" x 0.79" (87 x 45 x 20.1 mm) |
| Form Factor | Slide | Clamshell | Slab | Clamshell |
| Platform / OS | webOS | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
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| Data Technology | EVDO rA | EVDO r0 | LTE (Cat 3) | GPRS |
| Features | ||||
| Flashlight | - | - | Yes | - |
| GPS / Location | n/a | Yes | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | n/a | - |
| Hearing Aid Compatible |
Yes M4 (very compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, 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 | Yes | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 802.11 b,g |
- |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | Yes |
| Voice Dialing | n/a | Yes | n/a | Yes |
| 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 | Yes | 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 Capacitive |
- | Yes | - |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | - | n/a | Yes |
| Instant Messaging | n/a | - | n/a | - |
| MMS | n/a | - | n/a | Yes |
| Text Messaging Templates | n/a | Yes | n/a | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | - | Yes | - |
| Music Player | n/a | Yes | 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 | Yes | 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 | ||||
| Call Screening | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | - |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Palm Pre (CDMA) | Sanyo Katana Eclipse | ZTE Citrine | Sony Ericsson Z550a | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Pre (CDMA) | Sanyo Katana Eclipse | ZTE Citrine | Sony Ericsson Z550a |
