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| Phone | Siemens CT56 | LG LX-5550 / VX-5550 | Apple iPhone 4 (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? |
3.5" diag. 5 : 3 |
| Display Resolution & Type | 101 x 64 pixels |
120 x 160 pixels LCD (STN) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz |
| Battery | 700 mAh | 950 mAh | ? |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 8 GB * |
| Main Camera | - | - | 5 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | - | 720p HD |
| Front Camera | - | - | Yes |
| Weight |
2.96 oz (84g) |
3.89 oz (110g) |
4.8 oz (136g) |
| Dimensions |
3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm) |
3.52" x 1.9" x 0.94" (89 x 48 x 23.9 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
| Form Factor | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | iOS |
| Network Bands |
GSM: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
| Data Technology | GPRS | 1xRTT | EVDO rA |
| Features | |||
| GPS / Location | Yes | Yes | n/a |
| Accessibility | |||
| Adjustable Text Size | - | - | n/a |
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Extra Display | - | Yes | - |
| Connectivity | |||
| Bluetooth | - | - | Yes |
| Mobile Hotspot | - | - | n/a |
| USB | Yes | Yes | Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | |||
| Picture ID | - | - | n/a |
| Ringer ID | - | Yes | n/a |
| Voice Dialing | Yes | Yes | n/a |
| Customization | |||
| Changeable Body Plates | Yes | - | - |
| Custom Graphics | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | n/a |
| Real-Music Ringers | - | - | n/a |
| Data & Network | |||
| Data Tethering | Yes | Yes | n/a |
| WAP / Web Browser | Yes | Yes | n/a |
| Input | |||
| Predictive Text Entry | Yes | Yes | n/a |
| Side Keys | - | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
| Messaging | |||
| Email Client | - | Yes | n/a |
| EMS / Picture Messaging | Yes | - | n/a |
| MMS | - | - | n/a |
| Music | |||
| Headphone Jack (3.5mm) | - | - | Yes |
| Music Player | - | - | n/a |
| Photo & Video | |||
| TV Output | - | - | Yes |
| Video Calling | - | - | n/a |
| Productivity | |||
| Alarm | - | Yes | n/a |
| Calculator | - | Yes | n/a |
| Calendar | - | Yes | n/a |
| Voice Memo | - | Yes | n/a |
| Software | |||
| BREW | - | Yes | n/a |
| Games | - | Yes | n/a |
| Java (J2ME) | Yes | - | n/a |
| Voice | |||
| Headset Jack (2.5 mm) | - | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes |
| Siemens CT56 | LG LX-5550 / VX-5550 | Apple iPhone 4 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens CT56 | LG LX-5550 / VX-5550 | Apple iPhone 4 (CDMA) |
