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| Phone | LG Trax CU575 | Amazon Fire | Sony Ericsson K850 | Huawei Ascend XT |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
4.7" diag. 16 : 9 |
2.2" diag. 4 : 3 |
6" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~245 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | 980 mAh | 2,400 mAh | ? | 3,000 mAh |
| Processor | ? | 2.2 GHz Qualcomm Snapdragon 800 | ? | 1.5 GHz Qualcomm Snapdragon 615 (MSM8939) |
| RAM | ? | 2 GB | ? | 2 GB |
| Storage | ? raw hardware | 32 GB * | ? raw hardware | 16 GB |
| Main Camera | 1 megapixel | 13 megapixel | 5 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 1080p HD | ? | 720p HD |
| Front Camera | - | 2 megapixel | - | 2 megapixel |
| Weight |
3.89 oz (110g) |
5.64 oz (160g) |
4.2 oz (119g) |
7.27 oz (206g) |
| Dimensions |
3.89" x 2.01" x 0.62" (99 x 51 x 15.7 mm) |
5.5" x 2.6" x 0.35" (140 x 66 x 8.9 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
6.45" x 3.3" x 0.35" (164 x 84 x 8.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 4) | HSDPA 3.6 | LTE (Cat 4) |
| Features | ||||
| Flashlight | - | Yes | - | Yes |
| GPS / Location | - | Yes | - | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | Yes | - | n/a |
| NFC | - | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | - | Yes | Yes | n/a |
| Voice Dialing | Yes | Yes | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | - | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | Yes | - | Yes | n/a |
| Data & Network | ||||
| Data Tethering | Yes | Yes | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | Yes | Yes | n/a |
| Instant Messaging | Yes | - | - | n/a |
| MMS | Yes | Yes | Yes | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a |
| Music | ||||
| FM Radio | - | - | Yes | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | Yes | Yes | Yes | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| Miracast | - | Yes | - | - |
| TV Output | - | Yes | - | - |
| Video Calling | - | - | Yes * | n/a |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | Yes | - | Yes | n/a |
| Voice Memo | Yes | Yes | Yes | n/a |
| Software | ||||
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | Yes | - | Yes | n/a |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| LG Trax CU575 | Amazon Fire | Sony Ericsson K850 | Huawei Ascend XT | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG Trax CU575 | Amazon Fire | Sony Ericsson K850 | Huawei Ascend XT |
