Compare Phones
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| Phone | Casio Exilim C721 | Samsung SPH-N270 (Matrix Phone) | Samsung SPH/SCH-N300 | BlackBerry Storm2 9550 | ZTE Z222 / Z223 | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | Released | 
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | 2.3" diag. 4 : 3 | ? | ? | 3.3" diag. 4 : 3 | 2" diag. 4 : 3 | 
| Display Resolution & Type | 240 x 320 pixels (~174 ppi) LCD (TFT/TFD) | 128 x 160 pixels LCD (TFT/TFD) | 128 x 64 pixels | 360 x 480 pixels (~185 ppi) LCD (TFT/TFD) | 176 x 220 pixels (~141 ppi) LCD (TFT/TFD) | 
| Display Refresh | ? | ? | ? | ? | ? | 
| Battery | 920 mAh | 1,000 mAh | ? | 1,400 mAh | 900 mAh | 
| Processor | ? | ? | ? | ? | QSC6270 | 
| RAM | ? | ? | ? | ? | 64 MB | 
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | 128 MB | 
| Main Camera | 5 megapixel | - | - | 3 megapixel | Yes | 
| Wide Camera | - | - | - | - | - | 
| Tele Camera | - | - | - | - | - | 
| Video Capture | QVGA (320 x 240) | - | - | ? | ? | 
| Front Camera | - | - | - | - | - | 
| Weight | 4.48 oz (127g) | 4.66 oz (132g) | 4.1 oz (116g) | 5.64 oz (160g) | 3.24 oz (92g) | 
| Dimensions | 4.06" x 1.97" x 0.78" (103 x 50 x 19.9 mm) | 4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) | 4.5" x 1.9" x 0.9" (114 x 48 x 22.9 mm) | 4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) | 3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) | 
| Form Factor | Clamshell | Slide | Flip | Slab | Clamshell | 
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | BlackBerry OS | (proprietary) | 
| Network Bands | CDMA: 850, 1900 | CDMA: 850, 1900 AMPS: 850 | CDMA: 850, 1900 AMPS: 850 | WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 | WCDMA: 2, 5 GSM: 850, 1900 | 
| Data Technology | EVDO rA | - | - | EVDO rA | HSDPA 3.6 | 
| Features | |||||
| Flashlight | Yes | - | - | - | - | 
| GPS / Location | Yes | Yes | Yes | n/a | - | 
| Ruggedized | Yes | - | - | - | - | 
| Water-Resistant | Yes | - | - | - | - | 
| Accessibility | |||||
| Adjustable Text Size | Yes | - | - | n/a | - | 
| Hearing Aid Compatible | Yes | - | - | Yes | Yes | 
| Multiple Languages | Yes | Yes | - | n/a | 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 | Yes Micro-USB | 
| Wi-Fi | - | - | - | Yes 802.11 b,g | - | 
| Contacts | |||||
| Picture ID | Yes | Yes | - | n/a | Yes | 
| Ringer ID | Yes | Yes | - | n/a | Yes | 
| Voice Dialing | Yes | Yes | Yes | n/a | - | 
| Customization | |||||
| Custom Graphics | Yes | - | - | n/a | Yes | 
| Custom Ringtones | Yes | - | - | n/a | Yes | 
| Real-Music Ringers | Yes | - | - | n/a | Yes | 
| Data & Network | |||||
| Data Tethering | Yes | - | Yes | n/a | - | 
| WAP / Web Browser | Yes | - | Yes | n/a | Yes | 
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | Yes | 
| Side Keys | Yes | - | Yes | Yes | Yes | 
| Touch Screen | - | - | - | Yes | - | 
| Memory | |||||
| Memory Card Slot | Yes | - | - | Yes | - | 
| Messaging | |||||
| Email Client | - | - | - | n/a | Yes | 
| EMS / Picture Messaging | Yes | - | - | n/a | - | 
| Instant Messaging | Yes | - | - | n/a | - | 
| MMS | Yes | - | - | n/a | Yes | 
| Text Messaging Templates | Yes | - | - | n/a | Yes | 
| Music | |||||
| FM Radio | - | - | - | - | Yes * | 
| Headphone Jack (3.5mm) | - | - | - | Yes | - | 
| Music Player | Yes | - | - | n/a | - | 
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | Yes | 
| Calculator | Yes | Yes | Yes | n/a | Yes | 
| Calendar | Yes | Yes | Yes | n/a | Yes | 
| To-Do List | Yes | Yes | Yes | n/a | - | 
| Voice Memo | Yes | Yes | - | n/a | Yes | 
| Software | |||||
| BREW | Yes | - | - | n/a | - | 
| Games | Yes | - | Yes | n/a | Yes | 
| Java (J2ME) | - | - | - | n/a | Yes | 
| Voice | |||||
| Headset Jack (2.5 mm) | - | Yes | Yes | n/a | - | 
| Speaker Phone | Yes | - | - | Yes | Yes | 
| * Some versions only | |||||
| Casio Exilim C721 | Samsung SPH-N270 (Matrix Phone) | Samsung SPH/SCH-N300 | BlackBerry Storm2 9550 | ZTE Z222 / Z223 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  |  | |
| Phone | Casio Exilim C721 | Samsung SPH-N270 (Matrix Phone) | Samsung SPH/SCH-N300 | BlackBerry Storm2 9550 | ZTE Z222 / Z223 | 
 







