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| Phone | Huawei Ascend | Samsung SGH-X640 | Samsung SCH-A610 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
? | ? |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 1,500 mAh | 800 mAh | 1,300 mAh |
| Processor | 528 MHz Qualcomm S1 MSM7625 | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | Yes | Yes |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | CIF (352 x 288) | - | - |
| Front Camera | - | - | - |
| Weight |
4.76 oz (135g) |
3 oz (85g) |
4.23 oz (120g) |
| Dimensions |
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) |
3.5" x 1.9" x 0.9" (89 x 48 x 22.9 mm) |
| Form Factor | Slab | Clamshell | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | EVDO rA | GPRS | 1xRTT |
| Features | |||
| GPS / Location | n/a | - | Yes |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4 (very compatible) |
- | - |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | - | - |
| USB | Yes | - | - |
| Wi-Fi |
Yes 802.11 b,g |
- | - |
| Contacts | |||
| Picture ID | n/a | Yes | Yes |
| Ringer ID | n/a | Yes | Yes |
| Voice Dialing | n/a | - | Yes |
| Customization | |||
| Custom Graphics | n/a | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes |
| Real-Music Ringers | n/a | - | - |
| Data & Network | |||
| Data Tethering | n/a | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes |
| Input | |||
| Predictive Text Entry | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
| Memory | |||
| Memory Card Slot | Yes | - | - |
| Messaging | |||
| Email Client | n/a | - | - |
| EMS / Picture Messaging | n/a | Yes | Yes |
| Instant Messaging | n/a | - | - |
| MMS | n/a | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes |
| Music | |||
| Music Player | n/a | - | - |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | Yes |
| Calendar | n/a | Yes | Yes |
| To-Do List | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | Yes |
| Software | |||
| BREW | n/a | - | Yes |
| Games | n/a | Yes | Yes |
| Java (J2ME) | n/a | Yes | - |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | Yes | Yes |
| Speaker Phone | Yes | Yes | - |
| * Some versions only | |||
| Huawei Ascend | Samsung SGH-X640 | Samsung SCH-A610 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei Ascend | Samsung SGH-X640 | Samsung SCH-A610 |
