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| Phone | Casio Exilim C721 | LG Cosmos Touch / Attune / Beacon | Apple iPhone 3GS | LG AX-355 / UX-355 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.3" diag. 4 : 3 |
2.8" diag. 5 : 3 |
3.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
240 x 320 pixels (~174 ppi) LCD (TFT/TFD) |
240 x 400 pixels (~167 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 920 mAh | 1,000 mAh | ? | 1,100 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 32 GB * | ? raw hardware |
| Main Camera | 5 megapixel | 1 megapixel | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | - | VGA (640 x 480) | QCIF (176 x 144) |
| Front Camera | - | - | - | - |
| Weight |
4.48 oz (127g) |
4.04 oz (114g) |
4.76 oz (135g) |
3.5 oz (99g) |
| Dimensions |
4.06" x 1.97" x 0.78" (103 x 50 x 19.9 mm) |
4.05" x 2.08" x 0.65" (103 x 53 x 16.5 mm) |
4.55" x 2.44" x 0.48" (116 x 62 x 12.3 mm) |
3.62" x 1.85" x 0.89" (92 x 47 x 22.6 mm) |
| Form Factor | Clamshell | Slide | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | iOS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | EVDO rA | 1xRTT | HSPA 7.2 | 1xRTT |
| Features | ||||
| Flashlight | Yes | - | - | - |
| GPS / Location | Yes | Yes | n/a | Yes |
| Ruggedized | Yes | - | - | - |
| Water-Resistant | Yes | - | - | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | Yes | n/a | - |
| Hearing Aid Compatible | Yes | Yes | - | Yes |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| USB | Yes |
Yes Micro-USB |
Yes | - |
| 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 | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | Yes | Yes | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | - | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen | - | Yes | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | - | - | n/a | - |
| EMS / Picture Messaging | Yes | Yes | n/a | Yes |
| Instant Messaging | Yes | Yes | n/a | - |
| MMS | Yes | Yes | n/a | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | Yes | Yes | n/a | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| To-Do List | Yes | - | n/a | - |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| BREW | Yes | Yes | n/a | Yes |
| Games | Yes | Yes | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | n/a | Yes |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Casio Exilim C721 | LG Cosmos Touch / Attune / Beacon | Apple iPhone 3GS | LG AX-355 / UX-355 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Casio Exilim C721 | LG Cosmos Touch / Attune / Beacon | Apple iPhone 3GS | LG AX-355 / UX-355 |
