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| Phone | Palm Treo 680 | Huawei Ascend | Samsung SGH-X640 | Palm Treo 600 (CDMA) | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
3.5" diag. 5 : 3 |
? | ? | ? |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
160 x 160 pixels LCD (Color) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | ? | 1,500 mAh | 800 mAh | ? | 1,000 mAh |
| Processor | ? | 528 MHz Qualcomm S1 MSM7625 | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 3 megapixel | Yes | Yes | 3 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | CIF (352 x 288) | CIF (352 x 288) | - | - | ? |
| Front Camera | - | - | - | - | - |
| Weight |
5.5 oz (156g) |
4.76 oz (135g) |
3 oz (85g) |
6.2 oz (176g) |
4.4 oz (125g) |
| Dimensions |
4.4" x 2.3" x 0.8" (112 x 58 x 20.3 mm) |
4.57" x 2.44" x 0.55" (116 x 62 x 14 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab | Clamshell |
| Platform / OS | Palm OS | Android | (proprietary) | Palm OS | (proprietary) |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | EDGE | EVDO rA | GPRS | 1xRTT | EVDO r0 |
| Features | |||||
| Flashlight | - | - | - | - | Yes |
| GPS / Location | n/a | n/a | - | n/a | Yes |
| Accessibility | |||||
| Hearing Aid Compatible | - |
Yes M4 (very compatible) |
- | - |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | - | - | Yes |
| Infrared (IR) | Yes | - | - | Yes | - |
| USB | Yes | Yes | - | Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
- | - | - |
| Contacts | |||||
| Picture ID | n/a | n/a | Yes | n/a | Yes |
| Ringer ID | n/a | n/a | Yes | n/a | Yes |
| Voice Dialing | n/a | n/a | - | n/a | Yes |
| Customization | |||||
| Custom Graphics | n/a | n/a | Yes | n/a | Yes |
| Custom Ringtones | n/a | n/a | Yes | n/a | Yes |
| Real-Music Ringers | n/a | n/a | - | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | - | n/a | Yes |
| External Antenna Jack | n/a | n/a | - | n/a | - |
| WAP / Web Browser | n/a | n/a | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | Yes | - |
| Touch Screen | Yes |
Yes Capacitive |
- | Yes | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | n/a | - | n/a | - |
| EMS / Picture Messaging | n/a | n/a | Yes | n/a | Yes |
| Instant Messaging | n/a | n/a | - | n/a | - |
| MMS | n/a | n/a | Yes | n/a | Yes |
| Text Messaging Templates | n/a | n/a | Yes | n/a | Yes |
| Music | |||||
| Music Player | n/a | n/a | - | n/a | Yes |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | n/a | n/a | Yes | n/a | Yes |
| Calculator | n/a | n/a | Yes | n/a | Yes |
| Calendar | n/a | n/a | Yes | n/a | Yes |
| To-Do List | n/a | n/a | Yes | n/a | - |
| Voice Memo | n/a | n/a | Yes | n/a | Yes |
| Software | |||||
| BREW | n/a | n/a | - | n/a | Yes |
| Games | n/a | n/a | Yes | n/a | Yes |
| Java (J2ME) | n/a | n/a | Yes | n/a | - |
| Voice | |||||
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Palm Treo 680 | Huawei Ascend | Samsung SGH-X640 | Palm Treo 600 (CDMA) | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 680 | Huawei Ascend | Samsung SGH-X640 | Palm Treo 600 (CDMA) | Samsung SCH-A990 |
