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| Phone | Samsung SPH-A520 | NEC 525 | Nokia 6255i / 6256i | Nokia 2651 | Siemens CX75 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? | ? | ? |
| Display Resolution & Type |
? LCD (STN) |
162 x 216 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
132 x 176 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | ? | 800 mAh | 1,070 mAh | 760 mAh | 750 mAh |
| Processor | ? | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | Yes | Yes | - | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | ? | - | ? |
| Front Camera | - | - | - | - | - |
| Weight |
3.6 oz (102g) |
4.03 oz (114g) |
4.23 oz (120g) |
3.4 oz (96g) |
3.46 oz (98g) |
| Dimensions |
3.46" x 1.83" x 0.91" (88 x 46 x 23.1 mm) |
4.12" x 1.88" x 1.06" (105 x 48 x 26.9 mm) |
3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) |
3.35" x 1.81" x 0.9" (85 x 46 x 22.9 mm) |
4.33" x 1.88" x 0.74" (110 x 48 x 18.8 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | 1xRTT | GPRS | 1xRTT | GPRS | GPRS |
| Features | |||||
| GPS / Location | Yes | - | Yes | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | - |
Yes M4 (very compatible) |
- | - |
| Multiple Languages | Yes | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - | - |
| Alerts | |||||
| Extra Display | Yes | Yes | Yes | - | - |
| Ringer Profiles | - | Yes | Yes | - | Yes |
| Connectivity | |||||
| Bluetooth | - | - | Yes | - | Yes |
| Infrared (IR) | - | Yes | Yes | - | Yes |
| USB | - | Yes | Yes | - | Yes |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | - | Yes |
| Ringer ID | Yes | Yes | Yes | - | Yes |
| Voice Dialing | Yes | Yes | Yes | - | - |
| Customization | |||||
| Custom Graphics | Yes | Yes | Yes | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes | Yes | Yes |
| Real-Music Ringers | - | - | Yes | - | - |
| Data & Network | |||||
| Data Tethering | Yes | Yes | Yes | - | Yes |
| WAP / Web Browser | Yes | Yes | Yes | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | - | Yes |
| Memory | |||||
| Memory Card Slot | - | - | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | Yes | Yes | Yes | Yes |
| EMS / Picture Messaging | - | Yes | Yes * | Yes | Yes |
| MMS | - | Yes | Yes | Yes | Yes |
| Text Messaging Templates | - | - | Yes | - | - |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Music Player | - | - | Yes * | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes | Yes |
| To-Do List | Yes | Yes | Yes | - | Yes |
| Voice Memo | Yes | Yes | Yes | - | Yes |
| Software | |||||
| BREW | - | - | Yes * | - | - |
| Games | Yes | Yes | Yes | Yes | Yes |
| Java (J2ME) | - | Yes | Yes * | Yes | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | Yes | Yes | - | - |
| Push-To-Talk | - | - | - | - | Yes |
| Speaker Phone | - | - | Yes | - | Yes |
| * Some versions only | |||||
| Samsung SPH-A520 | NEC 525 | Nokia 6255i / 6256i | Nokia 2651 | Siemens CX75 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-A520 | NEC 525 | Nokia 6255i / 6256i | Nokia 2651 | Siemens CX75 |
