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| Phone | Huawei Ascend XT | LG Trax CU575 | Sony Ericsson K850 | Siemens A56 / A56i |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
6" diag. 16 : 9 |
? |
2.2" diag. 4 : 3 |
? |
| Display Resolution & Type |
720 x 1280 pixels (~245 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
101 x 64 pixels |
| Display Refresh | 60 Hz | ? | ? | ? |
| Battery | 3,000 mAh | 980 mAh | ? | 700 mAh |
| Processor | 1.5 GHz Qualcomm Snapdragon 615 (MSM8939) | ? | ? | ? |
| RAM | 2 GB | ? | ? | ? |
| Storage | 16 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 8 megapixel | 1 megapixel | 5 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | QCIF (176 x 144) | ? | - |
| Front Camera | 2 megapixel | - | - | - |
| Weight |
7.27 oz (206g) |
3.89 oz (110g) |
4.2 oz (119g) |
3 oz (85g) |
| Dimensions |
6.45" x 3.3" x 0.35" (164 x 84 x 8.9 mm) |
3.89" x 2.01" x 0.62" (99 x 51 x 15.7 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
4" x 1.7" x 0.8" (102 x 43 x 20.3 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 2, 4, 5, 12, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
| Data Technology | LTE (Cat 4) | HSDPA 3.6 | HSDPA 3.6 | - |
| Features | ||||
| Flashlight | Yes | - | - | - |
| GPS / Location | n/a | - | - | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- | - | - |
| Multiple Languages | n/a | Yes | Yes | - |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | - | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| USB |
Yes Micro-USB |
Yes | Yes | - |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | ||||
| Picture ID | n/a | Yes | Yes | Yes |
| Ringer ID | n/a | - | Yes | Yes |
| Voice Dialing | n/a | Yes | Yes | - |
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes |
| Custom Graphics | n/a | Yes | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes | Yes |
| Real-Music Ringers | n/a | Yes | Yes | - |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | - |
| WAP / Web Browser | n/a | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | - |
| Touch Screen |
Yes Capacitive |
- | - | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | n/a | Yes | Yes | - |
| EMS / Picture Messaging | n/a | - | - | Yes |
| Instant Messaging | n/a | Yes | - | - |
| MMS | n/a | Yes | Yes | - |
| Text Messaging Templates | n/a | Yes | Yes | - |
| Music | ||||
| FM Radio | Yes | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | n/a | Yes | Yes | - |
| Photo & Video | ||||
| Video Calling | n/a | - | Yes * | - |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | Yes |
| Calculator | n/a | Yes | Yes | Yes |
| Calendar | n/a | Yes | Yes | - |
| To-Do List | n/a | Yes | Yes | - |
| Voice Memo | n/a | Yes | Yes | - |
| Software | ||||
| Games | n/a | Yes | Yes | Yes |
| Java (J2ME) | n/a | Yes | Yes | - |
| Voice | ||||
| HD Voice | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | - |
| * Some versions only | ||||
| Huawei Ascend XT | LG Trax CU575 | Sony Ericsson K850 | Siemens A56 / A56i | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei Ascend XT | LG Trax CU575 | Sony Ericsson K850 | Siemens A56 / A56i |
