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| Phone | Palm Treo 650 (CDMA) | BlackBerry Storm2 9550 | Motorola Krave ZN4 | Sony Ericsson Z520 / Z525 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
3.3" diag. 4 : 3 |
2.8" diag. 5 : 3 |
? |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
360 x 480 pixels (~185 ppi) LCD (TFT/TFD) |
240 x 400 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | 1,400 mAh | 950 mAh | ? |
| Processor | 312 MHz Intel XScale PXA270 | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 3 megapixel | 2 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | ? | QVGA (320 x 240) | ? |
| Front Camera | - | - | - | - |
| Weight |
6.3 oz (179g) |
5.64 oz (160g) |
4.52 oz (128g) |
3.46 oz (98g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) |
4.12" x 2.01" x 0.74" (105 x 51 x 18.8 mm) |
3.27" x 1.81" x 0.94" (83 x 46 x 23.9 mm) |
| Form Factor | Slab | Slab | Flip | Clamshell |
| Platform / OS | Palm OS | BlackBerry OS | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | EVDO rA | EVDO r0 | GPRS |
| Features | ||||
| GPS / Location | n/a | n/a | Yes | - |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | - |
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | Yes |
| USB | - | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | Yes |
| Ringer ID | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | Yes | Yes |
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes |
| Custom Graphics | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | Yes | Yes |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | Yes |
| WAP / Web Browser | n/a | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | Yes |
Yes Capacitive |
Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | n/a | n/a | Yes | Yes |
| EMS / Picture Messaging | n/a | n/a | Yes | Yes |
| Instant Messaging | n/a | n/a | Yes | - |
| MMS | n/a | n/a | Yes | Yes |
| Text Messaging Templates | n/a | n/a | Yes | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | n/a | n/a | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | - | Yes |
| Voice Memo | n/a | n/a | Yes | Yes |
| Software | ||||
| BREW | n/a | n/a | Yes | - |
| Games | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | - | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | n/a | - | - |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Palm Treo 650 (CDMA) | BlackBerry Storm2 9550 | Motorola Krave ZN4 | Sony Ericsson Z520 / Z525 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | BlackBerry Storm2 9550 | Motorola Krave ZN4 | Sony Ericsson Z520 / Z525 |
