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| Phone | Huawei Ascend | Siemens CF75 | Motorola Rival A455 | Palm Treo 600 (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
? |
2.2" diag. 4 : 3 |
? |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
176 x 220 pixels (~131 ppi) LCD (TFT/TFD) |
160 x 160 pixels LCD (Color) |
| Display Refresh | 60 Hz | ? | ? | ? |
| Battery | 1,500 mAh | 600 mAh | 940 mAh | ? |
| Processor | 528 MHz Qualcomm S1 MSM7625 | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | Yes | 2 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | CIF (352 x 288) | - | QVGA (320 x 240) | - |
| Front Camera | - | - | - | - |
| Weight |
4.76 oz (135g) |
3.17 oz (90g) |
4.48 oz (127g) |
6.2 oz (176g) |
| Dimensions |
4.57" x 2.44" x 0.55" (116 x 62 x 14 mm) |
3.43" x 1.73" x 1.26" (87 x 44 x 32 mm) |
3.82" x 1.96" x 0.73" (97 x 50 x 18.5 mm) |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
| Form Factor | Slab | Clamshell | Slide | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | Palm OS |
| Network Bands |
CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | EVDO rA | EDGE | EVDO r0 | 1xRTT |
| Features | ||||
| GPS / Location | n/a | - | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | - | Yes | - |
| Multiple Languages | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | - |
| Infrared (IR) | - | Yes | - | Yes |
| USB | Yes | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 802.11 b,g |
- | - | - |
| Contacts | ||||
| Picture ID | n/a | - | Yes | n/a |
| Ringer ID | n/a | - | Yes | n/a |
| Voice Dialing | n/a | - | Yes | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | Yes | n/a |
| Custom Ringtones | n/a | Yes | Yes | n/a |
| Real-Music Ringers | n/a | - | Yes | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | n/a |
| WAP / Web Browser | n/a | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | - | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | Yes |
| Touch Screen | Yes | - | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | Yes | Yes | n/a |
| EMS / Picture Messaging | n/a | Yes | Yes | n/a |
| Instant Messaging | n/a | - | Yes | n/a |
| MMS | n/a | Yes | Yes | n/a |
| Text Messaging Templates | n/a | Yes | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | n/a | - | Yes | n/a |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | Yes | Yes | n/a |
| Calendar | n/a | Yes | Yes | n/a |
| To-Do List | n/a | Yes | - | n/a |
| Voice Memo | n/a | Yes | Yes | n/a |
| Software | ||||
| BREW | n/a | - | Yes | n/a |
| Games | n/a | Yes | Yes | n/a |
| Java (J2ME) | n/a | Yes | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | - | - | n/a |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Huawei Ascend | Siemens CF75 | Motorola Rival A455 | Palm Treo 600 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei Ascend | Siemens CF75 | Motorola Rival A455 | Palm Treo 600 (CDMA) |
