Compare Phones
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| Phone | Motorola i450 / i455 | BlackBerry 7750 | Samsung SGH-A657 | Siemens CF75 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Not yet released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
| Display Resolution & Type |
130 x 130 pixels LCD (STN) |
240 x 240 pixels LCD (Color) |
176 x 220 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | ? | 1,420 mAh | 600 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | - | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | - | - |
| Front Camera | - | - | - | - |
| Weight |
4.5 oz (128g) |
5.01 oz (142g) |
4.34 oz (123g) |
3.17 oz (90g) |
| Dimensions |
3.5" x 2" x 1.1" (89 x 51 x 27.9 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
3.43" x 1.73" x 1.26" (87 x 44 x 32 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) | (proprietary) |
| Network Bands |
iDEN: 800 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | - | 1xRTT | HSDPA 3.6 | EDGE |
| Features | ||||
| Flashlight | - | - | Yes | - |
| GPS / Location | Yes | n/a | Yes | - |
| Ruggedized | - | - | Yes | - |
| Accessibility | ||||
| Hearing Aid Compatible | 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 |
- |
| Infrared (IR) | - | - | - | Yes |
| USB | Yes | Yes | Yes | Yes |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | - |
| Ringer ID | Yes | n/a | 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 | Yes | Yes |
| 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 | - |
| Messaging | ||||
| Email Client | - | n/a | Yes | Yes |
| EMS / Picture Messaging | - | n/a | - | Yes |
| Instant Messaging | - | n/a | Yes | - |
| MMS | Yes | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | Yes | Yes |
| Music | ||||
| Music Player | - | n/a | Yes | - |
| Productivity | ||||
| Alarm | - | n/a | Yes | Yes |
| Calculator | - | n/a | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes |
| To-Do List | - | n/a | Yes | Yes |
| Voice Memo | Yes | n/a | Yes | Yes |
| Software | ||||
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | Yes | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | - | - |
| Push-To-Talk | Yes | - | Yes | Yes |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Motorola i450 / i455 | BlackBerry 7750 | Samsung SGH-A657 | Siemens CF75 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola i450 / i455 | BlackBerry 7750 | Samsung SGH-A657 | Siemens CF75 |
