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| Phone | Huawei Ascend XT | LG Trax CU575 | Coolpad Defiant | Sony Ericsson K850 | BlackBerry Key2 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
6" diag. 16 : 9 |
? |
5" diag. 16 : 9 |
2.2" diag. 4 : 3 |
4.5" diag. 5 : 3 |
| Display Resolution & Type |
720 x 1280 pixels (~245 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
1080 x 1620 pixels (~433 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? | 60 Hz |
| Battery | 3,000 mAh | 980 mAh | 2,450 mAh | ? | 3,500 mAh |
| Processor | 1.5 GHz Qualcomm Snapdragon 615 (MSM8939) | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | ? | 2.2 GHz Qualcomm Snapdragon 660 |
| RAM | 2 GB | ? | 1 GB | ? | 6 GB |
| Storage | 16 GB | ? raw hardware | 8 GB | ? raw hardware | 64 GB * |
| Main Camera | 8 megapixel | 1 megapixel | 5 megapixel | 5 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | 12 megapixel |
| Video Capture | 720p HD | QCIF (176 x 144) | 720p HD | ? | 4K UHD |
| Front Camera | 2 megapixel | - | 2 megapixel | - | 8 megapixel |
| Weight |
7.27 oz (206g) |
3.89 oz (110g) |
6.5 oz (184g) |
4.2 oz (119g) |
5.93 oz (168g) |
| 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) |
5.69" x 2.81" x 0.4" (145 x 71 x 10.2 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
5.96" x 2.82" x 0.33" (151 x 72 x 8.4 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | (proprietary) | Android |
| 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 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 4) | HSDPA 3.6 | LTE (Cat 4) | HSDPA 3.6 | LTE (Cat 11) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | Yes | - | Yes | - | Yes |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| NFC | - | - | - | - | Yes |
| USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
Yes |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | Yes | n/a |
| Ringer ID | n/a | - | n/a | Yes | n/a |
| Voice Dialing | n/a | Yes | n/a | Yes | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a | Yes | n/a |
| Real-Music Ringers | n/a | Yes | n/a | Yes | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | Yes | n/a |
| WAP / Web Browser | n/a | Yes | n/a | Yes | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | Yes | n/a | Yes | n/a |
| Instant Messaging | n/a | Yes | n/a | - | n/a |
| MMS | n/a | Yes | n/a | Yes | n/a |
| Text Messaging Templates | n/a | Yes | n/a | Yes | n/a |
| Music | |||||
| FM Radio | Yes | - | - | Yes | Yes |
| Headphone Jack (3.5mm) | Yes | - | Yes | - | Yes |
| Music Player | n/a | Yes | n/a | Yes | n/a |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Video Calling | n/a | - | n/a | Yes * | n/a |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a | Yes | n/a |
| To-Do List | n/a | Yes | n/a | Yes | n/a |
| Voice Memo | n/a | Yes | n/a | Yes | n/a |
| Software | |||||
| Games | n/a | Yes | n/a | Yes | n/a |
| Java (J2ME) | n/a | Yes | n/a | Yes | n/a |
| Voice | |||||
| HD Voice | Yes | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Huawei Ascend XT | LG Trax CU575 | Coolpad Defiant | Sony Ericsson K850 | BlackBerry Key2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei Ascend XT | LG Trax CU575 | Coolpad Defiant | Sony Ericsson K850 | BlackBerry Key2 |
