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| Phone | Huawei Union | Samsung Trance SCH-U490 | Samsung Byline R310 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
4.5" diag. 16 : 9 |
2.1" diag. 4 : 3 |
1.8" diag. 4 : 3 |
| Display Resolution & Type |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~116 ppi) LCD (STN) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 2,000 mAh | ? | 800 mAh |
| Processor | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | ? |
| RAM | 1 GB | ? | ? |
| Storage | 8 GB | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | 1 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 720p HD | - | - |
| Front Camera | - | - | - |
| Weight |
4.97 oz (141g) |
3.53 oz (100g) |
3.25 oz (92g) |
| Dimensions |
5.33" x 2.67" x 0.39" (135 x 68 x 9.9 mm) |
4" x 1.97" x 0.55" (102 x 50 x 14 mm) |
3.5" x 1.7" x 0.77" (89 x 43 x 19.6 mm) |
| Form Factor | Slab | Slide | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 25, 26, 41 WCDMA: 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
| Data Technology | LTE (Cat 3) | 1xRTT | 1xRTT |
| Features | |||
| GPS / Location | n/a | Yes | Yes |
| Accessibility | |||
| Adjustable Text Size | n/a | Yes | - |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | - |
| USB |
Yes Micro-USB |
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 | 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 | - | - |
| MMS | n/a | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes |
| Music | |||
| FM Radio | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Music Player | n/a | Yes | - |
| Stereo Speakers | Yes | - | - |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | Yes |
| Calendar | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | - |
| Software | |||
| BREW | n/a | Yes | Yes |
| Games | n/a | Yes | Yes |
| Voice | |||
| Push-To-Talk | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| Huawei Union | Samsung Trance SCH-U490 | Samsung Byline R310 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei Union | Samsung Trance SCH-U490 | Samsung Byline R310 |
