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| Phone | Samsung Trance SCH-U490 | Palm Pre (CDMA) | Essential Phone | Motorola Charm | Ericsson T66 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
3.1" diag. 5 : 3 |
5.7" diag. 17.5 : 9 |
2.8" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
1312 x 2560 pixels (~504 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
? |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | ? | 1,150 mAh | 3,040 mAh | 1,170 mAh | ? |
| Processor | ? | TI OMAP 3430 | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | 720 MHz TI OMAP3410 | ? |
| RAM | ? | ? | 4 GB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 128 GB | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 3 megapixel | 13 megapixel | 3 megapixel | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | 4K UHD | ? | - |
| Front Camera | - | - | 8 megapixel | - | - |
| Weight |
3.53 oz (100g) |
4.76 oz (135g) |
6.53 oz (185g) |
3.88 oz (110g) |
2.08 oz (59g) |
| Dimensions |
4" x 1.97" x 0.55" (102 x 50 x 14 mm) |
3.9" x 2.3" x 0.67" (99 x 58 x 17 mm) |
5.57" x 2.8" x 0.31" (141 x 71 x 7.8 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
| Form Factor | Slide | Slide | Slab | Slab | Slab |
| Platform / OS | (proprietary) | webOS | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
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| Data Technology | 1xRTT | EVDO rA | LTE (Cat 12) | HSDPA 3.6 | - |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
- | - |
| 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 M4 (very compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- | - |
| Multiple Languages | Yes | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| NFC | - | - | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
- |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| 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 | Yes |
| Custom Ringtones | Yes | n/a | n/a | n/a | Yes |
| 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 | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | - | - | Yes | - |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | - |
| EMS / Picture Messaging | - | n/a | n/a | n/a | Yes |
| 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 | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes | - |
| Music Player | Yes | n/a | n/a | n/a | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | n/a | Yes |
| 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 | Yes |
| Voice | |||||
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| Samsung Trance SCH-U490 | Palm Pre (CDMA) | Essential Phone | Motorola Charm | Ericsson T66 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Trance SCH-U490 | Palm Pre (CDMA) | Essential Phone | Motorola Charm | Ericsson T66 |
