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| Phone | Samsung SGH-D307 | BlackBerry Curve 3G 9330 | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
2.5" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
320 x 240 pixels (~160 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? |
| Battery | ? | 1,150 mAh | 1,000 mAh |
| Processor | ? | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 2 megapixel | 3 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | ? | ? |
| Front Camera | - | - | - |
| Weight |
4.3 oz (122g) |
3.7 oz (105g) |
4.4 oz (125g) |
| Dimensions |
3.7" x 1.9" x 0.85" (94 x 48 x 21.6 mm) |
4.29" x 2.36" x 0.55" (109 x 60 x 14 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) |
| Network Bands |
GSM: 850, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | EDGE | EVDO r0 | EVDO r0 |
| Features | |||
| Flashlight | - | - | Yes |
| GPS / Location | - | n/a | Yes |
| Accessibility | |||
| Adjustable Text Size | - | n/a | - |
| Hearing Aid Compatible |
Yes M4 (very compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | Yes | - | Yes |
| Ringer Profiles | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
- |
| Contacts | |||
| Picture ID | Yes | n/a | Yes |
| Ringer ID | Yes | n/a | Yes |
| Voice Dialing | Yes | n/a | Yes |
| Customization | |||
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | Yes | n/a | Yes |
| Data & Network | |||
| Data Tethering | Yes | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | Yes | - |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | Yes | n/a | - |
| EMS / Picture Messaging | Yes | n/a | Yes |
| Instant Messaging | - | n/a | - |
| MMS | Yes | n/a | Yes |
| Text Messaging Templates | Yes | n/a | Yes |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | - | n/a | Yes |
| Stereo Speakers | - | - | Yes |
| Photo & Video | |||
| TV Output | - | - | Yes |
| Productivity | |||
| Alarm | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes |
| To-Do List | Yes | n/a | - |
| Voice Memo | Yes | n/a | Yes |
| Software | |||
| BREW | - | n/a | Yes |
| Games | Yes | n/a | Yes |
| Java (J2ME) | Yes | n/a | - |
| Voice | |||
| Speaker Phone | Yes | Yes | Yes |
| Samsung SGH-D307 | BlackBerry Curve 3G 9330 | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-D307 | BlackBerry Curve 3G 9330 | Samsung SCH-A990 |
