Compare Phones
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| Phone | Samsung SGH-X640 | Sony Ericsson K750 / W800 / D750 / W700 | Pantech Reveal C790 | Nokia 6275i | Nokia 6255i / 6256i |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
2.2" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
320 x 240 pixels (~182 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | 800 mAh | 900 mAh | 930 mAh | 1,150 mAh | 1,070 mAh |
| Processor | ? | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 2 megapixel | 1 megapixel | 2 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | QVGA (320 x 240) | ? | ? |
| Front Camera | - | - | - | - | - |
| Weight |
3 oz (85g) |
3.49 oz (99g) |
4.2 oz (119g) |
3.7 oz (105g) |
4.23 oz (120g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.94" x 1.81" x 0.79" (100 x 46 x 20.1 mm) |
3.91" x 2.36" x 0.58" (99 x 60 x 14.8 mm) |
4.29" x 1.69" x 0.67" (109 x 43 x 17 mm) |
3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | GPRS | GPRS | HSDPA 3.6 | 1xRTT | 1xRTT |
| Features | |||||
| Flashlight | - | Yes | - | - | - |
| GPS / Location | - | - | Yes | Yes | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | - | Yes | - | - |
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4 (very compatible) |
| Multiple Languages | Yes | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | - | Yes | Yes | Yes | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | Yes | - | Yes | Yes |
| USB | - | Yes | Yes | Yes | Yes |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | Yes | Yes |
| Ringer ID | Yes | 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 | Yes | 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 | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | Yes | Yes | - | Yes |
| EMS / Picture Messaging | Yes | Yes | - | - | Yes * |
| Instant Messaging | - | - | Yes | - | - |
| MMS | Yes | Yes | Yes | Yes | Yes |
| Text Messaging Templates | Yes | Yes | Yes | Yes | Yes |
| Music | |||||
| FM Radio | - | Yes | - | Yes | Yes |
| Music Player | - | Yes | Yes | 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 | Yes |
| Software | |||||
| BREW | - | - | - | Yes * | Yes * |
| Games | Yes | Yes | Yes | Yes | Yes |
| Java (J2ME) | Yes | Yes | Yes | Yes * | Yes * |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | - | - | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | Sony Ericsson K750 / W800 / D750 / W700 | Pantech Reveal C790 | Nokia 6275i | Nokia 6255i / 6256i | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Sony Ericsson K750 / W800 / D750 / W700 | Pantech Reveal C790 | Nokia 6275i | Nokia 6255i / 6256i |
