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| Phone | Casio G'zOne Rock | BlackBerry Pearl 3G 9100 / 9105 | ZTE Z222 / Z223 | Samsung SCH-R211 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
2.3" diag. 1 : 1 |
2" diag. 4 : 3 |
1.5" diag. 1 : 1 |
| Display Resolution & Type |
240 x 320 pixels (~190 ppi) LCD (TFT/TFD) |
360 x 400 pixels (~238 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
128 x 128 pixels (~121 ppi) LCD (STN) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,150 mAh | 1,150 mAh | 900 mAh | 800 mAh |
| Processor | ? | ? | QSC6270 | ? |
| RAM | ? | ? | 64 MB | ? |
| Storage | ? raw hardware | ? raw hardware | 128 MB | ? raw hardware |
| Main Camera | 2 megapixel | 3 megapixel | Yes | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | ? | ? | - |
| Front Camera | - | - | - | - |
| Weight |
4.4 oz (125g) |
3.3 oz (94g) |
3.24 oz (92g) |
2.73 oz (77g) |
| Dimensions |
4.1" x 2" x 0.9" (104 x 51 x 22.9 mm) |
4.25" x 1.96" x 0.52" (108 x 50 x 13.2 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
4.07" x 1.77" x 0.59" (103 x 45 x 15 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1700, 1900 |
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| Data Technology | EVDO rA | HSDPA 3.6 | HSDPA 3.6 | 1xRTT |
| Features | ||||
| Flashlight | Yes | - | - | - |
| GPS / Location | Yes | n/a | - | Yes |
| Ruggedized | Yes | - | - | - |
| Water-Resistant | Yes | - | - | - |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | - |
| Hearing Aid Compatible | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | Yes | - |
| Ringer Profiles | - | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
- |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | Yes | Yes |
| Voice Dialing | Yes | n/a | - | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | Yes | - |
| Data & Network | ||||
| Data Tethering | Yes | n/a | - | - |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes * | - | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | Yes | n/a | Yes | - |
| Instant Messaging | Yes | n/a | - | - |
| MMS | Yes | n/a | Yes | - |
| Text Messaging Templates | Yes | n/a | Yes | Yes |
| Music | ||||
| FM Radio | - | - | Yes * | - |
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | n/a | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes |
| To-Do List | - | n/a | - | - |
| Voice Memo | Yes | n/a | Yes | - |
| Software | ||||
| BREW | Yes | n/a | - | Yes |
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | - | n/a | Yes | - |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | - | Yes |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Casio G'zOne Rock | BlackBerry Pearl 3G 9100 / 9105 | ZTE Z222 / Z223 | Samsung SCH-R211 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Casio G'zOne Rock | BlackBerry Pearl 3G 9100 / 9105 | ZTE Z222 / Z223 | Samsung SCH-R211 |
