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| Phone | Cal-Comp EZ | Samsung SGH-E400 | ZTE Blade Vantage | Microsoft Lumia 550 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
5" diag. 16 : 9 |
4.7" diag. 16 : 9 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
128 x 144 pixels LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 800 mAh | 700 mAh | 2,500 mAh | 2,100 mAh |
| Processor | ? | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | 2 GB | 1 GB |
| Storage | ? raw hardware | ? raw hardware | 16 GB | 8 GB |
| Main Camera | - | - | 8 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | 720p HD | 720p HD |
| Front Camera | - | - | 2 megapixel | 2 megapixel |
| Weight |
2.47 oz (70g) |
3.1 oz (88g) |
5.29 oz (150g) |
5.01 oz (142g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.46" x 1.65" x 0.89" (88 x 42 x 22.6 mm) |
5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm) |
5.36" x 2.67" x 0.39" (136 x 68 x 9.9 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Windows |
| Network Bands |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 13 |
4G LTE: 2, 4, 5, 7, 12, 17 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | GPRS | LTE (Cat 4) | LTE (Cat 4) |
| Features | ||||
| Flashlight | - | - | Yes | Yes |
| GPS / Location | Yes | - | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | n/a |
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | - | Yes | Yes |
| Infrared (IR) | - | Yes | - | - |
| Mobile Hotspot | - | - | n/a | n/a |
| USB |
Yes Mini-USB |
- |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | - | - | n/a | n/a |
| Ringer ID | - | - | n/a | n/a |
| Voice Dialing | - | - | n/a | n/a |
| Customization | ||||
| Custom Graphics | - | Yes | n/a | n/a |
| Custom Ringtones | - | Yes | n/a | n/a |
| Real-Music Ringers | - | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | - | Yes | n/a | n/a |
| WAP / Web Browser | - | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | - | Yes | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | - | n/a | n/a |
| EMS / Picture Messaging | - | Yes | n/a | n/a |
| MMS | - | - | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | - | - | n/a | n/a |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | Yes | Yes | n/a | n/a |
| Voice Memo | Yes * | - | n/a | n/a |
| Software | ||||
| Games | - | Yes | n/a | n/a |
| Java (J2ME) | - | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | n/a |
| Speaker Phone | - | - | Yes | Yes |
| * Some versions only | ||||
| Cal-Comp EZ | Samsung SGH-E400 | ZTE Blade Vantage | Microsoft Lumia 550 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Samsung SGH-E400 | ZTE Blade Vantage | Microsoft Lumia 550 |
