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| Phone | BlackBerry 7750 | Samsung SGH-X640 | HTC Dash / S620 / S621 (Excalibur) | BlackBerry 8820 | LG VX-8500 Chocolate |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? | ? | ? |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
128 x 160 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | ? | 800 mAh | 960 mAh | 1,400 mAh | 800 mAh |
| Processor | ? | ? | 200 MHz OMAP 850 | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | Yes | 1 megapixel | - | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | ? | - | QCIF (176 x 144) |
| Front Camera | - | - | - | - | - |
| Weight |
5.01 oz (142g) |
3 oz (85g) |
4.23 oz (120g) |
4.73 oz (134g) |
3.53 oz (100g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.39" x 2.46" x 0.51" (112 x 62 x 13 mm) |
4.49" x 2.6" x 0.55" (114 x 66 x 14 mm) |
3.8" x 1.88" x 0.69" (97 x 48 x 17.5 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab | Slide |
| Platform / OS | BlackBerry OS | (proprietary) | Windows Mobile Standard | BlackBerry OS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | GPRS | EDGE | EDGE | EVDO r0 |
| Features | |||||
| GPS / Location | n/a | - | n/a | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | - |
| Hearing Aid Compatible | - | - | - | - |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | Yes | - | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | Yes |
| USB | Yes | - | Yes |
Yes Mini-USB |
- |
| Wi-Fi | - | - |
Yes 802.11 b,g |
Yes | - |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | n/a | Yes |
| Voice Dialing | n/a | - | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | n/a | Yes |
| Real-Music Ringers | n/a | - | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | - | n/a | n/a | Yes |
| External Antenna Jack | n/a | - | n/a | n/a | Yes |
| WAP / Web Browser | n/a | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | Yes | Yes | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | - |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a | - |
| Instant Messaging | n/a | - | n/a | n/a | - |
| MMS | n/a | Yes | n/a | n/a | Yes |
| Text Messaging Templates | n/a | Yes | n/a | n/a | Yes |
| Music | |||||
| Music Player | n/a | - | n/a | n/a | Yes |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | Yes |
| Calculator | n/a | Yes | n/a | n/a | Yes |
| Calendar | n/a | Yes | n/a | n/a | Yes |
| To-Do List | n/a | Yes | n/a | n/a | - |
| Voice Memo | n/a | Yes | n/a | n/a | Yes |
| Software | |||||
| BREW | n/a | - | n/a | n/a | Yes |
| Games | n/a | Yes | n/a | n/a | Yes |
| Java (J2ME) | n/a | Yes | n/a | n/a | - |
| Voice | |||||
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a | - |
| Push-To-Talk | - | - | - | Yes * | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes * |
| * Some versions only | |||||
| BlackBerry 7750 | Samsung SGH-X640 | HTC Dash / S620 / S621 (Excalibur) | BlackBerry 8820 | LG VX-8500 Chocolate | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Samsung SGH-X640 | HTC Dash / S620 / S621 (Excalibur) | BlackBerry 8820 | LG VX-8500 Chocolate |
