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| Phone | Samsung SGH-X820 | Samsung SGH-D307 | LG AX-490 | BlackBerry 8820 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? | ? |
| Display Resolution & Type |
220 x 176 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 650 mAh | ? | 1,100 mAh | 1,400 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | - | Yes | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | - | - |
| Front Camera | - | - | - | - |
| Weight |
2.33 oz (66g) |
4.3 oz (122g) |
3.79 oz (107g) |
4.73 oz (134g) |
| Dimensions |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
3.7" x 1.9" x 0.85" (94 x 48 x 21.6 mm) |
3.74" x 1.92" x 1" (95 x 49 x 25.4 mm) |
4.49" x 2.6" x 0.55" (114 x 66 x 14 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | BlackBerry OS |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 850, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | EDGE | 1xRTT | EDGE |
| Features | ||||
| GPS / Location | - | - | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | Yes | - |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB | Yes | Yes | Yes |
Yes Mini-USB |
| Wi-Fi | - | - | - | Yes |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | Yes | n/a |
| Voice Dialing | - | Yes | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | Yes | Yes | Yes | n/a |
| Data & Network | ||||
| Data Tethering | - | Yes | Yes | n/a |
| External Antenna Jack | Yes | - | - | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | - | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | Yes |
| Memory | ||||
| Memory Card Slot | - | - | - | Yes |
| Messaging | ||||
| Email Client | Yes | Yes | - | n/a |
| EMS / Picture Messaging | Yes | Yes | - | n/a |
| MMS | Yes | Yes | Yes | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a |
| Music | ||||
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| TV Output | Yes | - | - | - |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | Yes | Yes | - | n/a |
| Voice Memo | Yes | Yes | Yes | n/a |
| Software | ||||
| BREW | - | - | Yes | n/a |
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | Yes | Yes | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | Yes | n/a |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung SGH-X820 | Samsung SGH-D307 | LG AX-490 | BlackBerry 8820 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X820 | Samsung SGH-D307 | LG AX-490 | BlackBerry 8820 |
