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| Phone | Samsung SGH-E400 | Samsung SCH-A310 | Cal-Comp EZ | Sanyo RL-4930 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
| Display Resolution & Type |
128 x 144 pixels LCD (TFT/TFD) |
128 x 128 pixels LCD (Grayscale) |
128 x 128 pixels LCD (STN) |
128 x 112 pixels LCD (STN) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 700 mAh | ? | 800 mAh | 1,700 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | - | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | - | - |
| Front Camera | - | - | - | - |
| Weight |
3.1 oz (88g) |
3.2 oz (91g) |
2.47 oz (70g) |
4.4 oz (125g) |
| Dimensions |
3.46" x 1.65" x 0.89" (88 x 42 x 22.6 mm) |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
4.5" x 2" x 1" (114 x 51 x 25.4 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | GPRS | 1xRTT | 1xRTT | 1xRTT |
| Features | ||||
| GPS / Location | - | Yes | Yes | Yes |
| Ruggedized | - | - | - | Yes |
| Accessibility | ||||
| Multiple Languages | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | - | - | - | Yes |
| Alerts | ||||
| Extra Display | Yes | Yes | - | - |
| Connectivity | ||||
| Infrared (IR) | Yes | - | - | - |
| USB | - | Yes |
Yes Mini-USB |
Yes |
| Contacts | ||||
| Picture ID | - | - | - | Yes |
| Ringer ID | - | - | - | Yes |
| Voice Dialing | - | Yes | - | Yes |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | Yes | - | - | Yes |
| Custom Ringtones | Yes | - | - | Yes |
| Data & Network | ||||
| Data Tethering | Yes | Yes | - | - |
| WAP / Web Browser | Yes | Yes | - | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | - | Yes |
| Side Keys | Yes | Yes | - | Yes |
| Messaging | ||||
| EMS / Picture Messaging | Yes | - | - | - |
| Text Messaging Templates | Yes | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | - | Yes | Yes |
| Calculator | Yes | - | Yes | - |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | Yes | - | Yes | Yes |
| Voice Memo | - | Yes | Yes * | Yes |
| Software | ||||
| Games | Yes | Yes | - | Yes |
| Java (J2ME) | Yes | - | - | Yes |
| Voice | ||||
| Call Screening | - | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | Yes | Yes | - |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | - | - | - | Yes |
| * Some versions only | ||||
| Samsung SGH-E400 | Samsung SCH-A310 | Cal-Comp EZ | Sanyo RL-4930 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-E400 | Samsung SCH-A310 | Cal-Comp EZ | Sanyo RL-4930 |
