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| Phone | Samsung Gravity Q | Samsung Wafer R510 | Sanyo MM-8300 | Samsung SCH-A990 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3" diag. 4 : 3 |
1.9" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
240 x 320 pixels (~133 ppi) LCD (TFT/TFD) |
220 x 176 pixels (~148 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,000 mAh | 800 mAh | 1,000 mAh | 1,000 mAh |
| Processor | ST Ericsson 6805 | ? | ? | ? |
| RAM | 128 MB | ? | ? | ? |
| Storage | 256 MB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 1 megapixel | Yes | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | ? | QCIF (176 x 144) | ? |
| Front Camera | - | - | - | - |
| Weight |
4.2 oz (119g) |
2.47 oz (70g) |
3.6 oz (102g) |
4.4 oz (125g) |
| Dimensions |
4.41" x 2.34" x 0.57" (112 x 59 x 14.5 mm) |
4.45" x 1.97" x 0.33" (113 x 50 x 8.4 mm) |
3.35" x 1.85" x 0.97" (85 x 47 x 24.6 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
| Form Factor | Slide | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
| Data Technology | HSPA 7.2 | EVDO r0 | 1xRTT | EVDO r0 |
| Features | ||||
| Flashlight | - | - | Yes | Yes |
| GPS / Location | Yes | Yes | Yes | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | Yes | - | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | Yes |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| USB |
Yes Micro-USB |
- | Yes | Yes |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | Yes |
| Ringer ID | Yes | - | Yes | Yes |
| Voice Dialing | Yes | Yes | Yes | Yes |
| Customization | ||||
| Changeable Body Plates | - | - | Yes | - |
| Custom Graphics | Yes | Yes | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes | Yes |
| Real-Music Ringers | Yes | - | - | Yes |
| Data & Network | ||||
| Data Tethering | - | - | Yes | Yes |
| WAP / Web Browser | Yes | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen |
Yes Capacitive |
- | - | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | Yes | - | - | - |
| EMS / Picture Messaging | - | - | - | Yes |
| MMS | Yes | Yes | - | Yes |
| Text Messaging Templates | Yes | - | - | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | Yes | Yes | - | Yes |
| Stereo Speakers | - | Yes | - | Yes |
| Photo & Video | ||||
| TV Output | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | Yes | - | Yes | - |
| Voice Memo | Yes | Yes | Yes | Yes |
| Software | ||||
| BREW | - | Yes | - | Yes |
| Games | Yes | Yes | Yes | Yes |
| Java (J2ME) | Yes | - | Yes | - |
| Voice | ||||
| Call Screening | - | - | Yes | - |
| Headset Jack (2.5 mm) | - | - | Yes | - |
| Push-To-Talk | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Gravity Q | Samsung Wafer R510 | Sanyo MM-8300 | Samsung SCH-A990 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Gravity Q | Samsung Wafer R510 | Sanyo MM-8300 | Samsung SCH-A990 |
