Compare Phones
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| Phone | Samsung SGH-X640 | BlackBerry 7750 | Sanyo MM-8300 | HTC Dash / S620 / S621 (Excalibur) | Samsung Sway U650 |
| 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) |
240 x 240 pixels LCD (Color) |
176 x 220 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | 800 mAh | ? | 1,000 mAh | 960 mAh | ? |
| Processor | ? | ? | ? | 200 MHz OMAP 850 | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | - | Yes | 1 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | QCIF (176 x 144) | ? | ? |
| Front Camera | - | - | - | - | - |
| Weight |
3 oz (85g) |
5.01 oz (142g) |
3.6 oz (102g) |
4.23 oz (120g) |
3.56 oz (101g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.35" x 1.85" x 0.97" (85 x 47 x 24.6 mm) |
4.39" x 2.46" x 0.51" (112 x 62 x 13 mm) |
4.15" x 1.96" x 0.47" (105 x 50 x 11.9 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slide |
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) | Windows Mobile Standard | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | GPRS | 1xRTT | 1xRTT | EDGE | 1xRTT |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | n/a | Yes | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | Yes |
| Hearing Aid Compatible | - | - | - | - |
Yes M4 (very compatible) |
| Multiple Languages | Yes | n/a | - | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Ringer Profiles | - | Yes | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | - | - | Yes | Yes |
| USB | - | Yes | Yes | Yes | Yes |
| Wi-Fi | - | - | - |
Yes 802.11 b,g |
- |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | Yes |
| Ringer ID | Yes | n/a | Yes | n/a | Yes |
| Voice Dialing | - | n/a | Yes | n/a | Yes |
| Customization | |||||
| Changeable Body Plates | - | - | Yes | - | - |
| Custom Graphics | Yes | n/a | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes | n/a | Yes |
| Real-Music Ringers | - | n/a | - | n/a | Yes |
| Data & Network | |||||
| Data Tethering | - | n/a | Yes | n/a | - |
| External Antenna Jack | - | n/a | - | n/a | - |
| WAP / Web Browser | Yes | n/a | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes | - |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | - | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | - | n/a | Yes |
| Instant Messaging | - | n/a | - | n/a | Yes |
| MMS | Yes | n/a | - | n/a | Yes |
| Text Messaging Templates | Yes | n/a | - | n/a | Yes |
| Music | |||||
| Music Player | - | n/a | - | n/a | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes | n/a | Yes |
| To-Do List | Yes | n/a | Yes | n/a | - |
| Voice Memo | Yes | n/a | Yes | n/a | Yes |
| Software | |||||
| BREW | - | n/a | - | n/a | Yes |
| Games | Yes | n/a | Yes | n/a | Yes |
| Java (J2ME) | Yes | n/a | Yes | n/a | - |
| Voice | |||||
| Call Screening | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | n/a | Yes | n/a | - |
| Push-To-Talk | - | - | Yes | - | - |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | BlackBerry 7750 | Sanyo MM-8300 | HTC Dash / S620 / S621 (Excalibur) | Samsung Sway U650 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | BlackBerry 7750 | Sanyo MM-8300 | HTC Dash / S620 / S621 (Excalibur) | Samsung Sway U650 |
