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| Phone | Samsung Trance SCH-U490 | Pantech Duo C810 | HTC Amaze 4G | Palm Pre (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
2.2" diag. 4 : 3 |
4.3" diag. 16 : 9 |
3.1" diag. 5 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~256 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | ? | 1,320 mAh | 1,730 mAh | 1,150 mAh |
| Processor | ? | ARM 920t PXA27x | 1.5 GHz Qualcomm Snapdragon S3 dual-core | TI OMAP 3430 |
| RAM | ? | ? | 1 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | 1 megapixel | 1 megapixel | 8 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | QVGA (320 x 240) | 1080p HD | ? |
| Front Camera | - | - | 2 megapixel | - |
| Weight |
3.53 oz (100g) |
3.88 oz (110g) |
6.1 oz (173g) |
4.76 oz (135g) |
| Dimensions |
4" x 1.97" x 0.55" (102 x 50 x 14 mm) |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm) |
3.9" x 2.3" x 0.67" (99 x 58 x 17 mm) |
| Form Factor | Slide | Slide | Slab | Slide |
| Platform / OS | (proprietary) | Windows Mobile Standard | Android | webOS |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | HSDPA 1.8 | HSPA+ 42 | EVDO rA |
| Features | ||||
| Flashlight | - | - | Yes | - |
| GPS / Location | Yes | n/a | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a |
| NFC | - | - | Yes | - |
| USB | Yes | Yes | Yes |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 a,b,g,n) |
Yes 802.11 b,g |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a |
| Voice Dialing | Yes | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| To-Do List | - | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| BREW | Yes | n/a | n/a | n/a |
| Games | Yes | n/a | n/a | n/a |
| Voice | ||||
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Trance SCH-U490 | Pantech Duo C810 | HTC Amaze 4G | Palm Pre (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Trance SCH-U490 | Pantech Duo C810 | HTC Amaze 4G | Palm Pre (CDMA) |
