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| Phone | Samsung SCH-U430 | HTC Dash / S620 / S621 (Excalibur) | Motorola Charm | Samsung Magnet A257 / A177 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
2.8" diag. 4 : 3 |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
220 x 176 pixels (~128 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 1,000 mAh | 960 mAh | 1,170 mAh | 800 mAh |
| Processor | ? | 200 MHz OMAP 850 | 720 MHz TI OMAP3410 | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 1 megapixel | 3 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | ? | - |
| Front Camera | - | - | - | - |
| Weight |
3.21 oz (91g) |
4.23 oz (120g) |
3.88 oz (110g) |
3.09 oz (88g) |
| Dimensions |
3.67" x 1.85" x 0.78" (93 x 47 x 19.8 mm) |
4.39" x 2.46" x 0.51" (112 x 62 x 13 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
4.29" x 2.32" x 0.47" (109 x 59 x 11.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Windows Mobile Standard | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
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| Data Technology | 1xRTT | EDGE | HSDPA 3.6 | EDGE |
| Features | ||||
| GPS / Location | Yes | n/a | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | - |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- | - | - |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB | - | Yes |
Yes Micro-USB |
- |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | Yes |
| Voice Dialing | Yes | n/a | n/a | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | - |
| External Antenna Jack | - | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | - |
| Instant Messaging | Yes | n/a | n/a | Yes |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | - | n/a | n/a | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | Yes |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes | n/a | n/a | - |
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung SCH-U430 | HTC Dash / S620 / S621 (Excalibur) | Motorola Charm | Samsung Magnet A257 / A177 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-U430 | HTC Dash / S620 / S621 (Excalibur) | Motorola Charm | Samsung Magnet A257 / A177 |
