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| Phone | LG Revolution | Samsung SCH-A990 | Samsung SGH-X640 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
4.3" diag. 5 : 3 |
? | ? |
| Display Resolution & Type |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 1,500 mAh | 1,000 mAh | 800 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S2 MSM8655 | ? | ? |
| RAM | ? | ? | ? |
| Storage | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | 3 megapixel | Yes |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 720p HD | ? | - |
| Front Camera | 1 megapixel | - | - |
| Weight |
6.08 oz (172g) |
4.4 oz (125g) |
3 oz (85g) |
| Dimensions |
5.03" x 2.64" x 0.52" (128 x 67 x 13.2 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
| Form Factor | Slab | Clamshell | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 13 CDMA: 850, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | LTE (Cat 3) | EVDO r0 | GPRS |
| Features | |||
| Flashlight | - | Yes | - |
| GPS / Location | n/a | Yes | - |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Extra Display | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| Mobile Hotspot | n/a | - | - |
| USB | Yes | Yes | - |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||
| Picture ID | n/a | Yes | Yes |
| Ringer ID | n/a | Yes | Yes |
| Voice Dialing | n/a | Yes | - |
| Customization | |||
| Custom Graphics | n/a | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes |
| Real-Music Ringers | n/a | Yes | - |
| Data & Network | |||
| Data Tethering | n/a | Yes | - |
| WAP / Web Browser | n/a | Yes | Yes |
| Input | |||
| Predictive Text Entry | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | n/a | - | - |
| EMS / Picture Messaging | n/a | Yes | Yes |
| Instant Messaging | n/a | - | - |
| MMS | n/a | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes |
| Music | |||
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | n/a | Yes | - |
| Stereo Speakers | - | Yes | - |
| Photo & Video | |||
| DLNA | Yes | - | - |
| TV Output | Yes | Yes | - |
| Video Calling | n/a | - | - |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | Yes |
| Calendar | n/a | Yes | Yes |
| To-Do List | n/a | - | Yes |
| Voice Memo | n/a | Yes | Yes |
| Software | |||
| BREW | n/a | Yes | - |
| Games | n/a | Yes | Yes |
| Java (J2ME) | n/a | - | Yes |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| LG Revolution | Samsung SCH-A990 | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG Revolution | Samsung SCH-A990 | Samsung SGH-X640 |
