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| Phone | Samsung SCH-A310 | Motorola Charm | UTStarcom CDM-7075 / CDM-220 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
2.8" diag. 4 : 3 |
? |
| Display Resolution & Type |
128 x 128 pixels LCD (Grayscale) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | ? | 1,170 mAh | 950 mAh |
| Processor | ? | 720 MHz TI OMAP3410 | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 3 megapixel | Yes |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | ? | - |
| Front Camera | - | - | - |
| Weight |
3.2 oz (91g) |
3.88 oz (110g) |
3.5 oz (99g) |
| Dimensions |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
3.5" x 1.9" x 0.9" (89 x 48 x 22.9 mm) |
| Form Factor | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
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| Data Technology | 1xRTT | HSDPA 3.6 | 1xRTT |
| Features | |||
| GPS / Location | Yes | n/a | Yes |
| Accessibility | |||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Extra Display | Yes | - | Yes |
| Connectivity | |||
| Bluetooth | - | Yes | - |
| USB | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||
| Picture ID | - | n/a | Yes |
| Ringer ID | - | n/a | Yes |
| Voice Dialing | Yes | n/a | Yes |
| Customization | |||
| Changeable Body Plates | Yes | - | - |
| Custom Graphics | - | n/a | Yes |
| Custom Ringtones | - | n/a | Yes |
| Real-Music Ringers | - | n/a | Yes |
| Data & Network | |||
| Data Tethering | Yes | n/a | - |
| External Antenna Jack | - | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
- |
| Memory | |||
| Memory Card Slot | - | Yes | - |
| Messaging | |||
| Email Client | - | n/a | - |
| EMS / Picture Messaging | - | n/a | Yes |
| Instant Messaging | - | n/a | - |
| MMS | - | n/a | Yes |
| Text Messaging Templates | - | n/a | Yes |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | - | n/a | - |
| Productivity | |||
| Alarm | - | n/a | Yes |
| Calculator | - | n/a | Yes |
| Calendar | Yes | n/a | Yes |
| Voice Memo | Yes | n/a | Yes * |
| Software | |||
| BREW | - | n/a | Yes * |
| Games | Yes | n/a | Yes |
| Java (J2ME) | - | n/a | Yes * |
| Voice | |||
| Headset Jack (2.5 mm) | Yes | n/a | Yes |
| Speaker Phone | - | Yes | Yes |
| * Some versions only | |||
| Samsung SCH-A310 | Motorola Charm | UTStarcom CDM-7075 / CDM-220 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A310 | Motorola Charm | UTStarcom CDM-7075 / CDM-220 |
