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| Phone | Motorola A845 | Samsung SCH-A570 | ZTE Z222 / Z223 | Casio G'zOne Rock |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
2" diag. 4 : 3 |
2.1" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~190 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | ? | 900 mAh | 1,150 mAh |
| Processor | ? | ? | QSC6270 | ? |
| RAM | ? | ? | 64 MB | ? |
| Storage | ? raw hardware | ? raw hardware | 128 MB | ? raw hardware |
| Main Camera | Yes | - | Yes | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | ? | ? |
| Front Camera | Yes | - | - | - |
| Weight |
5.47 oz (155g) |
3.6 oz (102g) |
3.24 oz (92g) |
4.4 oz (125g) |
| Dimensions |
5.4" x 2.2" x 1" (137 x 56 x 25.4 mm) |
3.3" x 1.8" x 0.9" (84 x 46 x 22.9 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
4.1" x 2" x 0.9" (104 x 51 x 22.9 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2 GSM: 850, 1800, 1900 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | WCDMA (UMTS) | 1xRTT | HSDPA 3.6 | EVDO rA |
| Features | ||||
| Flashlight | - | - | - | Yes |
| GPS / Location | Yes | Yes | - | Yes |
| Ruggedized | - | - | - | Yes |
| Water-Resistant | - | - | - | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | Yes | Yes |
| Ringer Profiles | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| Infrared (IR) | Yes | - | - | - |
| USB | Yes | - |
Yes Micro-USB |
Yes |
| Contacts | ||||
| Picture ID | Yes | - | Yes | Yes |
| Ringer ID | Yes | - | Yes | Yes |
| Voice Dialing | Yes | Yes | - | Yes |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes | Yes |
| Real-Music Ringers | Yes | - | Yes | Yes |
| Data & Network | ||||
| Data Tethering | Yes | - | - | Yes |
| WAP / Web Browser | Yes | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Memory | ||||
| Memory Card Slot | - | - | - | Yes |
| Messaging | ||||
| Email Client | Yes | - | Yes | Yes |
| EMS / Picture Messaging | Yes | Yes | - | - |
| Instant Messaging | Yes | - | - | Yes |
| MMS | Yes | - | Yes | Yes |
| Text Messaging Templates | - | Yes | Yes | Yes |
| Music | ||||
| FM Radio | - | - | Yes * | - |
| Music Player | Yes | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | - | Yes | - | - |
| Voice Memo | Yes | Yes | Yes | Yes |
| Software | ||||
| BREW | - | Yes | - | Yes |
| Games | Yes | Yes | Yes | Yes |
| Java (J2ME) | Yes | - | Yes | - |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | Yes | - | Yes |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Motorola A845 | Samsung SCH-A570 | ZTE Z222 / Z223 | Casio G'zOne Rock | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola A845 | Samsung SCH-A570 | ZTE Z222 / Z223 | Casio G'zOne Rock |
