Compare Phones
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|  |  |  | |
| Phone | Nokia 6255i / 6256i | HTC HD7 / HD7S | Samsung SGH-X640 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | ? | 4.3" diag. 5 : 3 | ? | 
| Display Resolution & Type | 128 x 160 pixels LCD (TFT/TFD) | 480 x 800 pixels (~217 ppi) LCD (TFT/TFD) | 128 x 160 pixels LCD (TFT/TFD) | 
| Display Refresh | ? | ? | ? | 
| Battery | 1,070 mAh | 1,230 mAh | 800 mAh | 
| Processor | ? | 1 GHz Qualcomm Snapdragon S1 QSD8250 | ? | 
| RAM | ? | ? | ? | 
| Storage | ? raw hardware | 16 GB | ? raw hardware | 
| Main Camera | Yes | 5 megapixel | Yes | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | ? | 720p HD | - | 
| Front Camera | - | - | - | 
| Weight | 4.23 oz (120g) | 5.71 oz (162g) | 3 oz (85g) | 
| Dimensions | 3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) | 4.8" x 2.7" x 0.44" (122 x 69 x 11.2 mm) | 3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) | 
| Form Factor | Clamshell | Slab | Clamshell | 
| Platform / OS | (proprietary) | Windows | (proprietary) | 
| Network Bands | CDMA: 850, 1900 AMPS: 850 | GSM: 900, 1800, 1900 | |
| Data Technology | 1xRTT | HSPA 7.2 | GPRS | 
| Features | |||
| GPS / Location | Yes | n/a | - | 
| Accessibility | |||
| Hearing Aid Compatible | Yes | - | - | 
| Multiple Languages | Yes | n/a | Yes | 
| TTY/TDD (Digital) | Yes | Yes | - | 
| Alerts | |||
| Extra Display | Yes | - | - | 
| Ringer Profiles | Yes | - | - | 
| Connectivity | |||
| Bluetooth | Yes Classic Audio | Yes Classic Audio | - | 
| Infrared (IR) | Yes | - | - | 
| USB | Yes | Yes Micro-USB | - | 
| Wi-Fi | - | Yes 4 (802.11 b,g,n) | - | 
| 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 | 
| Custom Ringtones | Yes | n/a | Yes | 
| Real-Music Ringers | Yes | n/a | - | 
| Data & Network | |||
| Data Tethering | Yes | n/a | - | 
| WAP / Web Browser | Yes | n/a | Yes | 
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes | 
| Side Keys | Yes | Yes | Yes | 
| Touch Screen | - | Yes | - | 
| Memory | |||
| Memory Card Slot | Yes | - | - | 
| Messaging | |||
| Email Client | Yes | n/a | - | 
| EMS / Picture Messaging | Yes * | n/a | Yes | 
| MMS | Yes | n/a | Yes | 
| Text Messaging Templates | Yes | n/a | Yes | 
| Music | |||
| FM Radio | Yes | Yes | - | 
| Headphone Jack (3.5mm) | - | Yes | - | 
| Music Player | Yes * | n/a | - | 
| Stereo Speakers | - | Yes | - | 
| Productivity | |||
| Alarm | Yes | n/a | Yes | 
| Calculator | Yes | n/a | Yes | 
| Calendar | Yes | n/a | Yes | 
| To-Do List | Yes | n/a | Yes | 
| Voice Memo | Yes | n/a | Yes | 
| Software | |||
| BREW | Yes * | n/a | - | 
| Games | Yes | n/a | Yes | 
| Java (J2ME) | Yes * | n/a | Yes | 
| Voice | |||
| Headset Jack (2.5 mm) | Yes | n/a | Yes | 
| Speaker Phone | Yes | Yes | Yes | 
| * Some versions only | |||
| Nokia 6255i / 6256i | HTC HD7 / HD7S | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  | |
| Phone | Nokia 6255i / 6256i | HTC HD7 / HD7S | Samsung SGH-X640 | 
 








